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  • 13:37 The History Of Life On Earth - Crash Course Ecology #1

    The History Of Life On Earth - Crash Course Ecology #1

    355 views / 0 likes - added

    With a solid understanding of biology on the small scale under our belts, it's time for the long view - for the next twelve weeks, we'll be learning how the living things that we've studied interact with and influence each other and their environments. Li

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  • 10:13 Conservation And Restoration Ecology: Crash Course Ecology #12

    Conservation And Restoration Ecology: Crash Course Ecology #12

    217 views / 0 likes - added

    Hank wraps up the Crash Course on ecology by taking a look at the growing fields of conservation biology and restoration ecology, which use all the kung fu moves we've learned about in the past eleven weeks and apply them to protecting ecosystems and to c

  • 10:26 Ecology - Rules for Living on Earth: Crash Course Biology #40

    Ecology - Rules for Living on Earth: Crash Course Biology #40

    605 views / 0 likes - added

    Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea

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  • 11:53 Population Ecology: The Texas Mosquito Mystery - Crash Course Ecology #2

    Population Ecology: The Texas Mosquito Mystery - Crash Course Ecology #2

    260 views / 1 likes - added

    Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than they are in another

  • 10:10 Ecosystem Ecology: Links In The Chain - Crash Course Ecology #7

    Ecosystem Ecology: Links In The Chain - Crash Course Ecology #7

    336 views / 0 likes - added

    Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in a specific place),

  • 11:30 Community Ecology: Feel The Love - Crash Course Ecology #4

    Community Ecology: Feel The Love - Crash Course Ecology #4

    352 views / 0 likes - added

    Interactions between species are what define ecological communities, and community ecology studies these interactions anywhere they take place. Although interspecies interactions are mostly competitive, competition is pretty dangerous, so a lot of interac

  • 13:29 Life Begins: Crash Course Big History #4

    Life Begins: Crash Course Big History #4

    374 views / 0 likes - added

    In which Hank and John Green teach you about life on Earth. They won't be giving advice on how life should be lived, because this is a history series. Instead, they'll teach you about the earliest forms of life on Earth, and some of the ways that they dev

  • 10:23 Community Ecology II: Predators - Crash Course Ecology #5

    Community Ecology II: Predators - Crash Course Ecology #5

    197 views / 0 likes - added

    Hank gets to the more violent part of community ecology by describing predation and the many ways prey organisms have developed to avoid it. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow TABLE OF CONTENTS Her

  • 09:22 Pollution: Crash Course Ecology #11

    Pollution: Crash Course Ecology #11

    316 views / 0 likes - added

    Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and ultimately, humans

  • 10:02 Ecological Succession: Change Is Good - Crash Course Ecology #6

    Ecological Succession: Change Is Good - Crash Course Ecology #6

    241 views / 0 likes - added

    In the world of ecology, the only constant is change - but change can be good. Today Hank explains ecological succession and how ecological communities change over time to become beautiful, biodiverse mosaics. Like Crash Course on Facebook! http://www.fac

  • 10:33 The Amazing Life and Strange Death of Captain Cook: Crash Course World History #27

    The Amazing Life and Strange Death of Captain Cook: Crash Course World History #27

    323 views / 1 likes - added

    In which John Green teaches you about the life and death of one of history's great explorers, Captain James Cook of the British Navy. He charted large swaths of the Pacific ocean, laid claim to Australia and New Zealand, and died a bizarre death in the Sa

  • 14:33 The Sun&The Earth: Crash Course Big History #3

    The Sun&The Earth: Crash Course Big History #3

    365 views / 1 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the Solar nebula, the bi

  • 10:54 Human Population Growth - Crash Course Ecology #3

    Human Population Growth - Crash Course Ecology #3

    248 views / 0 likes - added

    If being alive on Earth were a contest, humans would win it hands down. We're like the Michael Phelps of being alive, but with 250,000 times more gold medals. Today Hank is here to tell us the specifics of why and how human population growth has happened

  • 10:04 The Hydrologic And Carbon Cycles: Always Recycle! - Crash Course Ecology #8

    The Hydrologic And Carbon Cycles: Always Recycle! - Crash Course Ecology #8

    210 views / 0 likes - added

    Hank introduces us to biogeochemical cycles by describing his two favorites: carbon and water. The hydrologic cycle describes how water moves on, above, and below the surface of the Earth, driven by energy supplied by the sun and wind. The carbon cycle do

  • 10:38 5 Human Impacts On The Environment: Crash Course Ecology #10

    5 Human Impacts On The Environment: Crash Course Ecology #10

    574 views / 0 likes - added

    Hank gives the run down on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides. Like Crash Course? http://www.facebook.com/YouTubeCrashCours

  • 09:22 Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

    Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

    259 views / 0 likes - added

    Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. Like Crash Course! http://www.facebook.com/YouTubeCrashCourse Follow Cras

  • 13:58 The Modern Revolution: Crash Course Big History #8

    The Modern Revolution: Crash Course Big History #8

    298 views / 0 likes - added

    In which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes haven't been great

  • 05:28 History of the 4th of July: Crash Course US History Special

    History of the 4th of July: Crash Course US History Special

    269 views / 0 likes - added

    In which John Green teaches you a bit about the 4th of July. In this special short Crash Course, John celebrates American Independence Day by teaching you how the holiday came to be on the 4th of July, and the many ways that Americans celebrate the day. T

  • 13:33 Japan in the Heian Period and Cultural History: Crash Course World History 227

    Japan in the Heian Period and Cultural History: Crash Course World History 227

    524 views / 4 likes - added

    In which John Green teaches you about what westerners call the middle ages and the lives of the aristocracy...in Japan. The Heian period in Japan lasted from 794CE to 1185CE, and it was an interesting time in Japan. Rather than being known for a thriving

  • 04:14 How A Single-celled Organism Almost Wiped Out Life On Earth - Anusuya Willis

    How A Single-celled Organism Almost Wiped Out Life On Earth - Anusuya Willis

    386 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/how-a-single-celled-organism-almost-wiped-out-life-on-earth-anusuya-willis There’s an organism that changed the world. It caused the first mass extinction in Earth’s history … and also paved the way for complex

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  • 07:25 Battles of the Civil War: Crash Course US History #19

    Battles of the Civil War: Crash Course US History #19

    357 views / 3 likes - added

    Disclaimer: This is very different than the usual Crash Course US History episode. In which John Green lists a whole lot of the battles of the US Civil War in seven and a half minutes. We get a lot of requests for military history, so we offer a list of b

  • 12:22 Why the Evolutionary Epic Matters: Crash Course Big History #203

    Why the Evolutionary Epic Matters: Crash Course Big History #203

    132 views / 0 likes - added

    Today we're talking about evolution–basically the history of all life on Earth. The thing is, why are we talking about this. Well, the story of life, all the way back to single celled microbes billions of years ago, is all part of our human story. An impo

  • 09:44 Movies are Magic: Crash Course Film History #1

    Movies are Magic: Crash Course Film History #1

    259 views / 0 likes - added

    Well, they're not really "magic." Maybe "illusion" is a better way to say it. As we begin this journey of the history of cinema, we need to understand how movies trick our brains into even understanding that a movie is a movie. In this episode of Crash Co

  • 04:06 Bodysnatcher Wasp | Trials Of Life | BBC Earth

    Bodysnatcher Wasp | Trials Of Life | BBC Earth

    25 views / 0 likes - added

    Wasps implant their eggs inside caterpillars, who grow unaware they're nesting. Narrated by David Attenborough.Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub Watch more videos from BBC Earth: Planet Earth http://bit.ly/P

  • 11:30 Why Human Evolution Matters: Crash Course Big History 204

    Why Human Evolution Matters: Crash Course Big History 204

    229 views / 0 likes - added

    This week on Crash Course Big History, Emily is talking about process of human evolution, and the knack for innovation that has allowed humans to become so dominant on the Earth. Human innovation, and the ability to build on those innovations generation a

  • 13:41 Migrations and Intensification: Crash Course Big History #7

    Migrations and Intensification: Crash Course Big History #7

    335 views / 0 likes - added

    In which Hank and John Green teach you about humanity conquering the Earth. Or at least moving from Africa into the rest of the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of innovators, and co

  • 14:27 Popular The Great Depression: Crash Course US History #33

    The Great Depression: Crash Course US History #33

    750 views / 3 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 14:23 World War II Part 2 - The Homefront: Crash Course US History #36

    World War II Part 2 - The Homefront: Crash Course US History #36

    450 views / 1 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 11:20 The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

    The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

    308 views / 1 likes - added

    In which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons are many. But, like

  • 11:37 Christianity from Judaism to Constantine: Crash Course World History #11

    Christianity from Judaism to Constantine: Crash Course World History #11

    228 views / 0 likes - added

    In which John Green teaches you the history of Christianity, from the beginnings of Judaism and the development of monotheism, right up to Paul and how Christianity stormed the Roman Empire in just a few hundred years. Along the way, John will cover Abram

  • 02:58 Attenborough Says Boo To A Sloth - Life Of Mammals - BBC Earth

    Attenborough Says Boo To A Sloth - Life Of Mammals - BBC Earth

    205 views / 0 likes - added

    In this classic sequence from Life Of Mammals, Sir David Attenborough gets up close to a sloth in the forest now in HQ. Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub   Watch more videos from BBC Earth Planet Earth http:

  • 02:59 Popular Down To Earth: Crash Course Kids #4.2

    Down To Earth: Crash Course Kids #4.2

    894 views / 0 likes - added

    In this episode of Crash Course Kids, Sabrina talks about why things on the bottom of the Earth, don't just fall off into space. Plus... PENGUINS! This first series is based on 5th grade science. We're super excited and hope you enjoy Crash Course Kids! /

  • 01:11 BBC Earth: Life in VR - California Coast | Launch Trailer | Google Daydream

    BBC Earth: Life in VR - California Coast | Launch Trailer | Google Daydream

    229 views / 0 likes - added

    Meet one of the furriest animals on the planet, experience life at microscopic scale and dive into the Deep Ocean with giants. Download for Google Daydream: http://bit.ly/BBCEarthLifeInVR BBC Earth: Life in VR - California Coast Launch Trailer An Official

  • 02:53 120 Million Crabs Spawning On One Beach | Trials Of Life | BBC Earth

    120 Million Crabs Spawning On One Beach | Trials Of Life | BBC Earth

    21 views / 0 likes - added

    In this classic clip, David Attenborough witnesses millions of crabs coming together for their annual spawning.Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub Watch more videos from BBC Earth: Planet Earth http://bit.ly/P

  • 15:40 Obamanation: Crash Course US History #47

    Obamanation: Crash Course US History #47

    296 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 11:44 The Mughal Empire and Historical Reputation: Crash Course World History #217

    The Mughal Empire and Historical Reputation: Crash Course World History #217

    330 views / 0 likes - added

    There's a new Crash Course poster with all your favorite World History characters! Czech it: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Mughal Empire, which ruled large swaths of the Indian Sub-

  • 13:23 The History of Game Shows: Crash Course Games #25

    The History of Game Shows: Crash Course Games #25

    167 views / 0 likes - added

    Today we're going to talk about game shows! Game shows have a long history going all the way back to the 1920s on the radio and then proliferating across media to the massive pop culture icons they are today. And they're different from most game genres we

  • 09:26 The First Movie Camera: Crash Course Film History #2

    The First Movie Camera: Crash Course Film History #2

    211 views / 0 likes - added

    After serial photography became a thing, it wasn't long before motion pictures started to develop. And, at the front of that development was Thomas Edison, who you may know as an inventor and business person. In this episode of Crash Course Film History,

  • 12:49 Decolonization and Nationalism Triumphant: Crash Course World History #40

    Decolonization and Nationalism Triumphant: Crash Course World History #40

    308 views / 0 likes - added

    READ THIS: THERE ARE TWO MORE VIDEOS IN THE WORLD HISTORY SERIES. You should also turn on the captions. You'll like them. In which John Green teaches you about the post-World War II breakup of most of the European empires. As you'll remember from previous

  • 10:19 Home Video: Crash Course Film History #13

    Home Video: Crash Course Film History #13

    207 views / 0 likes - added

    As the New Hollywood gained steam in the late 70s and early 80s, another revenue stream opened its doors: home video. From Betamax to Laserdisc to Bluray to streaming services, home video revolutionized how we ingest movies. In this episode of Crash Cours

  • 10:30 Independent Cinema: Crash Course Film History #12

    Independent Cinema: Crash Course Film History #12

    167 views / 0 likes - added

    Hollywood was riding high until their formula got to be stale. In places like Italy and France (as well as other places in the world we'll talk about soon) filmmakers were starting to break out of the mold and make daring films that challenged the idea of

  • 10:27 Why Human Ancestry Matters: Crash Course Big History 205

    Why Human Ancestry Matters: Crash Course Big History 205

    139 views / 0 likes - added

    This week, Emily Graslie is teaching you about human ancestry and geneaology, how we got to be the species we are, and why that matters in our zoomed out look at Big History. For more information, visit the Big History Project: http://www.bighistoryprojec

  • 11:04 Why Star Stuff Matters: Crash Course Big History 202

    Why Star Stuff Matters: Crash Course Big History 202

    166 views / 0 likes - added

    So, the stars made the elements, we're all made of star stuff, etc. But what does all this mean? This week Emily Graslie teaches you how the formation of chemical elements in the bellies of the earliest stars made life as we know it possible. Namely, we'l

  • 09:16 The Silent Era: Crash Course Film History #9

    The Silent Era: Crash Course Film History #9

    147 views / 0 likes - added

    The Silent Era of Hollywood set a lot of things into motion in terms of how movies were made and sold. Big stars were one of the main ways studios tried to make their movies stand apart from one another and get the public to make choices at the cinema. Bu

  • 13:31 The Deep Future: Crash Course Big History #10

    The Deep Future: Crash Course Big History #10

    327 views / 0 likes - added

    Finally, after what seems like eons and eons, the end is nigh. We're talking not only about the end of Crash Course Big History, but also the end of everything. The end of humanity and the end of the universe.John and Hank Green will teach you about what

  • 09:54 World Cinema - Part 2: Crash Course Film History #15

    World Cinema - Part 2: Crash Course Film History #15

    166 views / 0 likes - added

    Africa, the Middle East, and South America have their own vibrant film communities and filmmakers. From social and political commentary to experimental films, these regions have made some very important pieces of cinema over the last century. In this epis

  • 09:31 The Lumiere Brothers: Crash Course Film History #3

    The Lumiere Brothers: Crash Course Film History #3

    217 views / 0 likes - added

    As cinema started to take off, things like "single viewer" devices weren't going to cut it as the medium advanced. In this episode of Crash Course Film History, Craig talks to us about the Lumiere brothers, their invention of the Cinematographe, and the i

  • 11:32 Wait For It...The Mongols!: Crash Course World History #17

    Wait For It...The Mongols!: Crash Course World History #17

    265 views / 1 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 10:16 World Cinema - Part 1: Crash Course Film History #14

    World Cinema - Part 1: Crash Course Film History #14

    180 views / 0 likes - added

    The world is a big place and cinema isn't limited to just the U.S. and Europe. There are a lot of vibrant and influential film movements and cultures from all over the world. In this episode of Crash Course Film History, Craig talks to us a little about s

  • 12:53 Islam, the Quran, and the Five Pillars All Without a Flamewar: Crash Course World History #13

    Islam, the Quran, and the Five Pillars All Without a Flamewar: Crash Course World History #13

    286 views / 0 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 09:19 What Is A Good Life?: Crash Course Philosophy #46

    What Is A Good Life?: Crash Course Philosophy #46

    247 views / 0 likes - added

    In our final episode of Crash Course Philosophy, we consider what it means to live a good life. We’ll look at the myth of Sisyphus, Robert Nozick’s experience machine, Aristotle’s eudaimonistic picture of a good human life, and the existentialists’ view t

  • 11:54 The Rise of the West and Historical Methodology: Crash Course World History #212

    The Rise of the West and Historical Methodology: Crash Course World History #212

    301 views / 1 likes - added

    In which John Green talks about the methods of writing history by looking at some of the ways that history has been written about the rise of the West. But first he has to tell you what the West is. And then he has to explain the Rise of the West. And the

  • 13:35 The Cold War: Crash Course US History #37

    The Cold War: Crash Course US History #37

    383 views / 1 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 15:07 Luther and the Protestant Reformation: Crash Course World History #218

    Luther and the Protestant Reformation: Crash Course World History #218

    336 views / 1 likes - added

    In which John Green teaches you about the Protestant Reformation. Prior to the Protestant Reformation, pretty much everyone in Europe was a Roman Catholic. Not to get all great man, but Martin Luther changed all that. Martin Luther didn't like the corrupt

  • 11:55 The French Revolution: Crash Course World History #29

    The French Revolution: Crash Course World History #29

    541 views / 1 likes - added

    In which John Green examines the French Revolution, and gets into how and why it differed from the American Revolution. Was it the serial authoritarian regimes? The guillotine? The Reign of Terror? All of this and more contributed to the French Revolution

  • 15:05 The Evolutionary Epic: Crash Course Big History #5

    The Evolutionary Epic: Crash Course Big History #5

    226 views / 0 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this happen? We'll talk a

  • 03:38 Popular Could Comets Be The Source Of Life On Earth? - Justin Dowd

    Could Comets Be The Source Of Life On Earth? - Justin Dowd

    1,083 views / 3 likes - added

    View full lesson: http://ed.ted.com/lessons/could-comets-be-the-source-of-life-on-earth-justin-dowd While comets were historically thought to be ill omens of war and famine, recent science has revealed that these celestial wonders actually contain amino a

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  • 14:20 The Reagan Revolution: Crash Course US History #43

    The Reagan Revolution: Crash Course US History #43

    299 views / 1 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 11:00 Why Cosmic Evolution Matters: Crash Course Big History #201

    Why Cosmic Evolution Matters: Crash Course Big History #201

    124 views / 0 likes - added

    Crash Course Big History is back! It turns out, we couldn't tell all of the 13.8 billion years of the history of the universe in 10 Crash Course Episodes. So, Big History host Emily Graslie has returned to add 6 more episodes that look at why the stuff we

  • 13:24 Ford, Carter, and the Economic Malaise: Crash Course US History #42

    Ford, Carter, and the Economic Malaise: Crash Course US History #42

    261 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 11:08 The Atlantic Slave Trade: Crash Course World History #24

    The Atlantic Slave Trade: Crash Course World History #24

    329 views / 0 likes - added

    In which John Green teaches you about one of the least funny subjects in history: slavery. John investigates when and where slavery originated, how it changed over the centuries, and how Europeans and colonists in the Americas arrived at the idea that peo

  • 11:11 The Agricultural Revolution: Crash Course World History #1

    The Agricultural Revolution: Crash Course World History #1

    314 views / 0 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 04:01 Earth's Rotation & Revolution: Crash Course Kids 8.1

    Earth's Rotation & Revolution: Crash Course Kids 8.1

    561 views / 1 likes - added

    So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and how these things co

  • 10:31 The Silk Road and Ancient Trade: Crash Course World History #9

    The Silk Road and Ancient Trade: Crash Course World History #9

    516 views / 1 likes - added

    The Silk Road and Ancient Trade: In which John Green teaches you about the so-called Silk Road, a network of trade routes where goods such as ivory, silver, iron, wine, and yes, silk were exchanged across the ancient world, from China to the West. Along w

  • 05:48 The Most Extreme Life Forms On Earth… And Beyond?

    The Most Extreme Life Forms On Earth… And Beyond?

    338 views / 0 likes - added

    Life, uh… finds a way Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ What have we learned from exploring Earth’s harshest locations? That pretty everywhere we look for life, we find it. From smoking ho

  • 11:55 Ancient Egypt: Crash Course World History #4

    Ancient Egypt: Crash Course World History #4

    649 views / 4 likes - added

    In which John covers the long, long history of ancient Egypt, including the Old, Middle and New Kingdoms, and even a couple of intermediate periods. Learn about mummies, pharaohs, pyramids and the Nile with John Green. Crash Course World History is now av

  • 11:37 Disease! Crash Course World History 203

    Disease! Crash Course World History 203

    386 views / 1 likes - added

    In which John Green teaches you about disease, and the effects that disease has had in human history. Disease has been with man since the beginning, and it has shaped the way humans operate in a lot of ways. John will teach you about the Black Death, the

  • 12:51 Population, Sustainability, and Malthus: Crash Course World History 215

    Population, Sustainability, and Malthus: Crash Course World History 215

    545 views / 0 likes - added

    In which John Green teaches you about population. So, how many people can reasonably live on the Earth? Thomas Malthus got it totally wrong in the 19th century, but for some reason, he keeps coming up when we talk about population. In 1800, the human popu

  • 05:27 How the Oldest Rocks on Earth Changed History

    How the Oldest Rocks on Earth Changed History

    150 views / 0 likes - added

    Go to https://www.squarespace.com/scishow for a free trial and use the offer code SCISHOW to support this channel and save 10% off your first purchase of a website or domain. Scientists have uncovered the oldest rocks from Earth, and they're shaking up wh

  • 11:53 Samurai, Daimyo, Matthew Perry, and Nationalism: Crash Course World History #34

    Samurai, Daimyo, Matthew Perry, and Nationalism: Crash Course World History #34

    204 views / 0 likes - added

    In which John Green teaches you about Nationalism. Nationalism was everywhere in the 19th century, as people all over the world carved new nation-states out of old empires. Nationalist leaders changed the way people thought of themselves and the places th

  • 11:02 Alexander the Great and the Situation ... the Great? Crash Course World History #8

    Alexander the Great and the Situation ... the Great? Crash Course World History #8

    348 views / 1 likes - added

    In which you are introduced to the life and accomplishments of Alexander the Great, his empire, his horse Bucephalus, the empires that came after him, and the idea of Greatness. Is greatness a question of accomplishment, of impact, or are people great bec

  • 15:15 The 1960s in America: Crash Course US History #40

    The 1960s in America: Crash Course US History #40

    329 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 14:04 American Imperialism: Crash Course US History #28

    American Imperialism: Crash Course US History #28

    498 views / 0 likes - added

    In which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young country was especially

  • 12:12 ‎2,000 Years of Chinese History! The Mandate of Heaven and Confucius: World History #7

    ‎2,000 Years of Chinese History! The Mandate of Heaven and Confucius: World History #7

    380 views / 1 likes - added

    2,000 Years of Chinese History! The Mandate of Heaven and Confucius: Crash Course World History #7 In which John introduces you to quite a lot of Chinese history by discussing the complicated relationship between the Confucian scholars who wrote Chinese h

  • 12:20 The Seven Years War: Crash Course World History #26

    The Seven Years War: Crash Course World History #26

    387 views / 0 likes - added

    In which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses on the war as it ha

  • 04:52 We May Have Just Unlocked a Secret to How Life Started on Earth

    We May Have Just Unlocked a Secret to How Life Started on Earth

    54 views / 0 likes - added

    Scientists have been trying to piece together the chemical recipe for how the building blocks of life originated. Now, they may have found it. A New Genetic Alphabet Is Creating Things Nature Has Never Seen - https://youtu.be/X3uHfRVjVVI Read More: Chemis

  • 03:32 Birds Stealing From Other Birds | Trials Of Life | BBC Earth

    Birds Stealing From Other Birds | Trials Of Life | BBC Earth

    33 views / 0 likes - added

    These bird siblings will do anything for their brothers and sister chicks in the nest, even when a snake invades their territory.Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub Watch more videos from BBC Earth: Planet Ear

  • 15:01 The Progressive Era: Crash Course US History #27

    The Progressive Era: Crash Course US History #27

    272 views / 1 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps keep the channel producing great conten

  • 12:17 Why Early Globalization Matters: Crash Course Big History #206

    Why Early Globalization Matters: Crash Course Big History #206

    147 views / 0 likes - added

    Globalization has been in process for centuries, and has had a huge effect on Big History, and on Collective Learning. This week, Emily is investigating early globalization through three things that moved around the world and shaped collective learning in

  • 10:46 The Spanish Empire, Silver,&Runaway Inflation: Crash Course World History #25

    The Spanish Empire, Silver,&Runaway Inflation: Crash Course World History #25

    303 views / 0 likes - added

    In which John Green explores how Spain went from being a middling European power to one of the most powerful empires on Earth, thanks to their plunder of the New World in the 16th and 17th centuries. Learn how Spain managed to destroy the two biggest pre-

  • 09:29 The Language of Film: Crash Course Film History #5

    The Language of Film: Crash Course Film History #5

    224 views / 0 likes - added

    In this episode of Crash Course Film History, we talk about the development of the language of films by filmmakers like Edwin S. Porter and his films; Life of an American Fireman and The Great Train Robbery. Produced in collaboration with PBS Digital Stud

  • 13:42 The Cold War in Asia: Crash Course US History #38

    The Cold War in Asia: Crash Course US History #38

    339 views / 0 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 04:03 Could Life On Earth Have Come From A Comet?

    Could Life On Earth Have Come From A Comet?

    297 views / 0 likes - added

    What if alien DNA led to human existence? This amino acid recently found in comets gives us insight on our potential alien-relatives. Are We Sabotaging Our Search For Life On Mars? - http://bit.ly/29MAiYY Sign Up For The Seeker Newsletter Here - http://bi

  • 12:29 Soviet Montage: Crash Course Film History #8

    Soviet Montage: Crash Course Film History #8

    191 views / 0 likes - added

    Russia went and had a revolution in 1917 and cinema was a big part of its aftermath. Even though film stock was hard to come by, we saw the first film school started, and the study of film became hugely important. Russian filmmakers started trying to unde

  • 12:58 Congo and Africa's World War: Crash Course World History 221

    Congo and Africa's World War: Crash Course World History 221

    343 views / 0 likes - added

    In which John Green teaches you about the Democratic Republic of the Congo, which used to be Zaire, which used to be The Belgian Congo, which used to be the Congo Free State, which used to be the region surrounding the Congo River Basin in central Africa.

  • 09:35 Indus Valley Civilization: Crash Course World History #2

    Indus Valley Civilization: Crash Course World History #2

    382 views / 0 likes - added

    In which John Green teaches you about the Indus Valley Civilization, one of the largest of the ancient civilizations. John teaches you the who, how, when, where and why of the Indus Valley Civilization, and dispenses advice on how to be more successful in

  • 11:05 Coal, Steam, and The Industrial Revolution: Crash Course World History #32

    Coal, Steam, and The Industrial Revolution: Crash Course World History #32

    308 views / 0 likes - added

    Mongols Shirts and Crash Course Posters! http://www.dftba.com/crashcourse In which John Green wraps up revolutions month with what is arguably the most revolutionary of modern revolutions, the Industrial Revolution. While very few leaders were beheaded in

  • 03:23 What Is The Smallest Organism On Earth? - Wonders Of Life W/ Prof Brian Cox - BBC

    What Is The Smallest Organism On Earth? - Wonders Of Life W/ Prof Brian Cox - BBC

    464 views / 0 likes - added

    Professor Brian Cox looks at the organism that takes up most of our planet, the smallest microorganism of all, bacteria. Taken from Wonders of Life. Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTube Cha

  • 14:51 The Rise of Conservatism: Crash Course US History #41

    The Rise of Conservatism: Crash Course US History #41

    299 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 04:16 Amazing Crabs Shell Exchange | Life Story | BBC Earth

    Amazing Crabs Shell Exchange | Life Story | BBC Earth

    58 views / 0 likes - added

    As a hermit crab grows its shell becomes a tighter fit so eventually the crabs need to move into a bigger one, leading to an amazing exchange. Taken from Life Story. Subscribe to BBC Earth: http://bit.ly/ydxvrP Watch David Attenborough Dynasties series tr

  • 12:17 Buddha and Ashoka: Crash Course World History #6

    Buddha and Ashoka: Crash Course World History #6

    391 views / 0 likes - added

    In which John relates a condensed history of India, post-Indus Valley Civilization. John explores Hinduism and the origins of Buddhism. He also gets into the reign of Ashoka, the Buddhist emperor who, in spite of Buddhism's structural disapproval of viole

  • 12:36 A Brief History Of The Universe: Crash Course Astronomy #44

    A Brief History Of The Universe: Crash Course Astronomy #44

    302 views / 0 likes - added

    Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the universe’s life. It started with a Big Bang, when the Universe was inc

  • 10:30 Drought and Famine: Crash Course World History #208

    Drought and Famine: Crash Course World History #208

    347 views / 0 likes - added

    In which John Green teaches you a little bit about drought, which is a natural weather phenomenon, and famine, which is almost always the result of human activity. Throughout human history, when food shortages strike humanity, there was food around. There

  • 13:43 Rethinking Civilization - Crash Course World History 201

    Rethinking Civilization - Crash Course World History 201

    218 views / 0 likes - added

    In which John Green returns to teaching World History! This week, we'll be talking about the idea of civilization, some of the traditional hallmarks of so-called civilization, and why some people would choose to live outside the civilization model. It tur

  • 14:25 Slavery - Crash Course US History #13

    Slavery - Crash Course US History #13

    485 views / 1 likes - added

    In which John Green teaches you about America's "peculiar institution," slavery. I wouldn't really call it peculiar. I'd lean more toward horrifying and depressing institution, but nobody asked me. John will talk about what life was like for a slave in th

  • 11:18 The Vikings! - Crash Course World History 224

    The Vikings! - Crash Course World History 224

    397 views / 2 likes - added

    In which John Green teaches you about Vikings! That's right, one of our most requested subjects, the Vikings, right here on Crash Course. So what's the deal with Vikings? Well, the stuff you've heard about them may not be true. The Vikings weren't just pa

  • 10:15 Int'l Commerce, Snorkeling Camels, and The Indian Ocean Trade: Crash Course World History #18

    Int'l Commerce, Snorkeling Camels, and The Indian Ocean Trade: Crash Course World History #18

    300 views / 0 likes - added

    In which John Green teaches you the history of the Indian Ocean Trade. John weaves a tale of swashbuckling adventure, replete with trade in books, ivory, and timber. Along the way, John manages to cover advances in seafaring technology, just how the monso

  • 10:05 Is There Life on Earth?

    Is There Life on Earth?

    63 views / 0 likes - added

    I mean… how do you really know? SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ If we lived light years from Earth, how would we know there’s life here? Let’s take a look at the search for extraterrestri

  • 12:09 The Columbian Exchange: Crash Course World History #23

    The Columbian Exchange: Crash Course World History #23

    306 views / 0 likes - added

    In which John Green teaches you about the changes wrought by contact between the Old World and the New. John does this by exploring the totally awesome history book "The Columbian Exchange" by Alfred Cosby, Jr. After Columbus "discovered" the Americas, Eu

  • 12:44 Fall of The Roman Empire...in the 15th Century: Crash Course World History #12

    Fall of The Roman Empire...in the 15th Century: Crash Course World History #12

    368 views / 2 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 12:20 The Anthropocene and the Near Future: Crash Course Big History #9

    The Anthropocene and the Near Future: Crash Course Big History #9

    326 views / 0 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about the Anthropocene, an unofficial geological era that covers the last century or so, in which humanity has made massive progress. We've discovered the Higgs-Boson particle, and awesome elect

  • 13:12 The Roaring 20's: Crash Course US History #32

    The Roaring 20's: Crash Course US History #32

    330 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 13:28 Islam and Politics: Crash Course World History 216

    Islam and Politics: Crash Course World History 216

    268 views / 0 likes - added

    In which John Green teaches you about how Islam has interacted with politics during it's history, and how it continues to do so today. Islamist movements are in the news a lot lately, but how did that happen. John will point out that Islam has alway been

  • 03:39 Secret Life of Dogs: Stories That Will Blow You Away - BBC Earth Unplugged

    Secret Life of Dogs: Stories That Will Blow You Away - BBC Earth Unplugged

    674 views / 3 likes - added

    Dogs are famously known as mans best friend but how much do you actually know about your canine? We've selected 5 of the most viewed moments from Secret Life Of Dogs, released on the BBC Earth YouTube channel. You can watch the full videos in this playlis

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  • 10:21 Experimental and Documentary Films: Crash Course Film History #16

    Experimental and Documentary Films: Crash Course Film History #16

    159 views / 0 likes - added

    It's Craig's last episode of Film and in it he's going to talk about weird stuff... and real stuff. Experimental and Documentary films could each take up their own Crash Course series. The different styles and intents of different filmmakers make each fil

  • 13:53 George HW Bush and the End of the Cold War: Crash Course US History #44

    George HW Bush and the End of the Cold War: Crash Course US History #44

    393 views / 2 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 03:43 What On Earth: Crash Course Kids #10.1

    What On Earth: Crash Course Kids #10.1

    484 views / 0 likes - added

    We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids, Sabrina chats wit

  • 15:33 Democracy, Authoritarian Capitalism, and China: Crash Course World History 230

    Democracy, Authoritarian Capitalism, and China: Crash Course World History 230

    298 views / 0 likes - added

    In which John Green teaches you about the end of World History, and the end of the world as we know it, kind of. For the last hundred years or so, it seemed that one important ingredient for running an economically successful country was a western-style d

  • 11:58 Civil Rights and the 1950s: Crash Course US History #39

    Civil Rights and the 1950s: Crash Course US History #39

    395 views / 3 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 03:43 What On Earth: Crash Course Kids #10.1

    What On Earth: Crash Course Kids #10.1

    50 views / 0 likes - added

    We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids, Sabrina chats wit

  • 04:28 Life On Other Planets: Crash Course Kids #45.1

    Life On Other Planets: Crash Course Kids #45.1

    542 views / 0 likes - added

    Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash Course Kids, Sabrina gi

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  • 13:16 Charles V and the Holy Roman Empire: Crash Course World History #219

    Charles V and the Holy Roman Empire: Crash Course World History #219

    370 views / 0 likes - added

    Get the new Crash Course World History Character poster here: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Em

  • 12:08 The Dark Ages...How Dark Were They, Really?: Crash Course World History #14

    The Dark Ages...How Dark Were They, Really?: Crash Course World History #14

    306 views / 0 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything

  • 10:35 How have animals adapted to life on land? #OurBluePlanet | Earth Unplugged

    How have animals adapted to life on land? #OurBluePlanet | Earth Unplugged

    178 views / 0 likes - added

    Synchronise with Monterey Bay Aquarium’s video: http://bit.ly/MRB_Ocean (This video is the right side of the dual video) How have land animals evolved differently to ocean animals? Inspired by Veritasium and Smarter Every Day we decided to utilise two vid

  • 14:04 Money&Debt: Crash Course World History 202

    Money&Debt: Crash Course World History 202

    383 views / 0 likes - added

    In which John Green teaches about filthy, filthy lucre. Money. And Debt. So, what is money? And what is it for? And why do we use money? And why does it all disappear so quickly after payday? John will look into 75% of these questions, and if he doesn't c

  • 02:56 Can you Eat Mouldy Food? | After Life: The Science of Decomposition | Earth Lab

    Can you Eat Mouldy Food? | After Life: The Science of Decomposition | Earth Lab

    62 views / 0 likes - added

    Fungi and bacteria all try to conquer a piece of rotting bread. Which mould will come out a winner between penicillium and the toxic aspergillus? And most importantely - can it be dangerous for us to eat mould? Best of Earth Lab: http://bit.ly/EarthLabOri

  • 11:39 The Persians&Greeks: Crash Course World History #5

    The Persians&Greeks: Crash Course World History #5

    237 views / 0 likes - added

    In which John compares and contrasts Greek civilization and the Persian Empire. Of course we're glad that Greek civilization spawned modern western civilization, right? Maybe not. From Socrates and Plato to Darius and Xerxes, John explains two of the grea

  • 10:12 Venice and the Ottoman Empire: Crash Course World History #19

    Venice and the Ottoman Empire: Crash Course World History #19

    354 views / 0 likes - added

    In which John Green discusses the strange and mutually beneficial relationship between a republic, the citystate of Venice, and an Empire, the Ottomans--and how studying history can help you to be a better boyfriend and/or girlfriend. Together, the Ottoma

  • 04:01 How Ice might help us Find Extraterrestrial Life | Earth Lab

    How Ice might help us Find Extraterrestrial Life | Earth Lab

    88 views / 0 likes - added

    Do aliens exist? And is their secret frozen in ice? Subscribe: http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth videos http://bit.ly/TheBestOfBBCEarthVideos The Doctors Are In The House http

  • 04:34 Can Bacteria On Earth Help Us Find Alien Life?

    Can Bacteria On Earth Help Us Find Alien Life?

    604 views / 4 likes - added

    Researchers have found organisms that are able to survive the most extreme conditions on earth. What can this tell us about life in space? Don't miss Telescope, premiering Feb. 20 at 9/8c on Discovery! Sign Up For The TestTube Newsletter Here ►►►►http://b

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  • 11:33 The Renaissance: Was it a Thing? - Crash Course World History #22

    The Renaissance: Was it a Thing? - Crash Course World History #22

    412 views / 0 likes - added

    In which John Green teaches you about the European Renaissance. European learning changed the world in the 15th and 16th century, but was it a cultural revolution, or an evolution? We'd argue that any cultural shift that occurs over a couple of hundred ye

  • 02:47 Planet Earth II: Official Extended Trailer - BBC Earth

    Planet Earth II: Official Extended Trailer - BBC Earth

    277 views / 1 likes - added

    10 years ago Planet Earth changed our view of the world. Now we take you closer than ever before. This is life in all its wonder. This is Planet Earth II. A decade ago, the landmark television series Planet Earth redefined natural history filmmaking, givi

  • 04:15 Did Comets Kickstart Life on Earth? — Speaking of Chemistry

    Did Comets Kickstart Life on Earth? — Speaking of Chemistry

    239 views / 0 likes - added

    That's right. Comets may have helped seed life on Earth. Far out, right? Sarah Everts has the chemical clues that back up this out-of-this-world hypothesis. ↓↓More info and references below↓↓ Comet collisions may have helped seed life on Earth | C&EN http

  • 05:30 Clues to Life on Mars Could Be Found in the Driest Place on Earth

    Clues to Life on Mars Could Be Found in the Driest Place on Earth

    158 views / 0 likes - added

    Dr. Jocelyne DiRuggiero travels to the Atacama Desert to break open rocks to study extremophiles. Experience intense, unique, and sometimes dangerous moments with scientists working in the field, as they explain first-hand the kinds of risks they take to

  • 01:57 Moon Sheds Light on Earth’s Impact History

    Moon Sheds Light on Earth’s Impact History

    59 views / 0 likes - added

    By analyzing data on lunar craters provided by the Diviner instrument aboard the Lunar Reconnaissance Orbiter, scientists have made a fascinating discovery about the history of impacts on both the Earth and the Moon. Watch this video to learn more. Video

  • 12:11 Communists, Nationalists, and China's Revolutions: Crash Course World History #37

    Communists, Nationalists, and China's Revolutions: Crash Course World History #37

    361 views / 1 likes - added

    Don't forget! Crash Course posters and t-shirts at http://www.dftba.com/crashcourse In which John Green teaches you about China's Revolutions. While the rest of the world was off having a couple of World Wars, China was busily uprooting the dynastic syste

  • 12:59 The End of Civilization (In the Bronze Age): Crash Course World History 211

    The End of Civilization (In the Bronze Age): Crash Course World History 211

    324 views / 1 likes - added

    In which John Green teaches you about the Bronze Age civilization in what we today call the middle east, and how the vast, interconnected civilization that encompassed Egypt, The Levant, and Mesopotamia came to an end. What's that you say? There was no su

  • 11:09 Water and Classical Civilizations: Crash Course World History 222

    Water and Classical Civilizations: Crash Course World History 222

    227 views / 0 likes - added

    In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i

  • 16:14 Human Evolution: Crash Course Big History #6

    Human Evolution: Crash Course Big History #6

    448 views / 1 likes - added

    In which John Green and Hank Green teach you about how human primates moved out of Africa and turned Earth into a real-life Planet of the Apes. And the apes are people! John and Hank teach you about how humans evolved, and the sort of tricks they picked u

  • 09:36 Breaking the Silence: Crash Course Film History #10

    Breaking the Silence: Crash Course Film History #10

    149 views / 0 likes - added

    Nothing changed movies like the arrival of synchronous sound. NOTHING! Acting, directing, cinematography, and presentation all had to be rethought. Some studios were more quick to take on the challenge while others waited until the last moment. Some actor

  • 13:55 Globalization II - Good or Bad?: Crash Course World History #42

    Globalization II - Good or Bad?: Crash Course World History #42

    278 views / 0 likes - added

    In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity, rising divorce rat

  • 11:51 Globalization I - The Upside: Crash Course World History #41

    Globalization I - The Upside: Crash Course World History #41

    257 views / 0 likes - added

    In which John Green teaches you about globalization, a subject so epic, so, um, global, it requires two videos. In this video, John follows the surprisingly complex path of t-shirt as it criss-crosses the world before coming to rest on your doorstep, and

  • 08:18 A Brief History Of Life: Rise Of The Humans

    A Brief History Of Life: Rise Of The Humans

    220 views / 0 likes - added

    With the non-avian dinosaurs extinct, it was time for mammals to take over. Finally, in the tiniest sliver of the history of life, humans emerge. A Brief History of Life Part 1: https://youtu.be/7HiFxKK2yjU Part 2: https://youtu.be/kBUNR10wvhw Part 3: htt

  • 12:32 The Industrial Economy: Crash Course US History #23

    The Industrial Economy: Crash Course US History #23

    306 views / 0 likes - added

    In which John Green teaches you about the Industrial Economy that arose in the United States after the Civil War. You know how when you're studying history, and you're reading along and everything seems safely in the past, and then BOOM you think, "Man, t

  • 02:35 Secret meerkat pups life below ground - Animals with Cameras - Earth Unplugged

    Secret meerkat pups life below ground - Animals with Cameras - Earth Unplugged

    215 views / 1 likes - added

    Incredible footage of one-day old meerkat babies fed by their mother in birthing chamber tunnels below ground. Subscribe to Earth Unplugged for animal videos: http://bit.ly/SubscribeToEarthUnplugged   Watch more videos from Earth Unplugged: Animals In Slo

  • 13:46 Popular Imperialism: Crash Course World History #35

    Imperialism: Crash Course World History #35

    1,580 views / 0 likes - added

    In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and Africa. During the

  • 10:31 Mansa Musa and Islam in Africa: Crash Course World History #16

    Mansa Musa and Islam in Africa: Crash Course World History #16

    359 views / 0 likes - added

    In which John Green teaches you about Sub-Saharan Africa! So, what exactly was going on there? It turns out, it was a lot of trade, converting to Islam, visits from Ibn Battuta, trade, beautiful women, trade, some impressive architecture, and several empi

  • 12:26 The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10

    The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10

    391 views / 0 likes - added

    In which John Green explores exactly when Rome went from being the Roman Republic to the Roman Empire. Here's a hint: it had something to do with Julius Caesar, but maybe less than you think. Find out how Caesar came to rule the empire, what led to him ge

  • 11:33 The Crusades - Pilgrimage or Holy War?: Crash Course World History #15

    The Crusades - Pilgrimage or Holy War?: Crash Course World History #15

    298 views / 0 likes - added

    In which John Green teaches you about the Crusades embarked upon by European Christians in the 12th and 13th centuries. Our traditional perception of the Crusades as European Colonization thinly veiled in religion isn't quite right. John covers the First

  • 09:56 The Golden Age of Hollywood: Crash Course Film History #11

    The Golden Age of Hollywood: Crash Course Film History #11

    187 views / 0 likes - added

    It's time for the glitz and the glamour of big motion pictures that helped keep American spirits up during and after the Great Depression. Sound was a huge change to motion pictures, but there were still a few technological innovations to come, like color

  • 13:41 Iran's Revolutions: Crash Course World History 226

    Iran's Revolutions: Crash Course World History 226

    260 views / 0 likes - added

    In which John Green teaches you about Iran's Revolutions. Yes, revolutions plural. What was the1979 Iranian Revolution about? It turns out, Iran has a pretty long history of unrest in order to put power in the hands of the people, and the most recent revo

  • 10:22 Georges Melies - Master of Illusion: Crash Course Film History #4

    Georges Melies - Master of Illusion: Crash Course Film History #4

    202 views / 0 likes - added

    After the Lumiere brothers and Thomas Edison got the ball rolling with Vaudeville acts and Actualites, the time was coming for movie magic and fiction to make an appearance. The time was coming of filmmakers like Georges Melies and Alice Guy-Blache. Produ

  • 14:03 Capitalism and Socialism: Crash Course World History #33

    Capitalism and Socialism: Crash Course World History #33

    325 views / 0 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. In which John Green teaches you about capitalism and socialism in a way that is sure to please commenters from both sides of the deba

  • 12:55 Asian Responses to Imperialism: Crash Course World History #213

    Asian Responses to Imperialism: Crash Course World History #213

    313 views / 0 likes - added

    In which John Green teaches you about Imperialism, but not from the perspective of the colonizers. This week John looks at some Asian perspectives on Imperialism, specifically writers from countries that were colonized by European powers. We'll look at th

  • 11:27 The Natives and the English - Crash Course US History #3

    The Natives and the English - Crash Course US History #3

    317 views / 0 likes - added

    In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with the native people.

  • 12:35 Haitian Revolutions: Crash Course World History #30

    Haitian Revolutions: Crash Course World History #30

    311 views / 1 likes - added

    Ideas like liberty, freedom, and self-determination were hot stuff in the late 18th century, as evidenced by our recent revolutionary videos. Although freedom was breaking out all over, many of the societies that were touting these ideas relied on slave l

  • 12:06 Mesopotamia: Crash Course World History #3

    Mesopotamia: Crash Course World History #3

    309 views / 0 likes - added

    In which John presents Mesopotamia, and the early civilizations that arose around the Fertile Crescent. Topics covered include the birth of territorial kingdoms, empires, Neo-Assyrian torture tactics, sacred marriages, ancient labor practices, the world's

  • 10:47 Russia, the Kievan Rus, and the Mongols: Crash Course World History #20

    Russia, the Kievan Rus, and the Mongols: Crash Course World History #20

    297 views / 0 likes - added

    In which John Green teaches you how Russia evolved from a loose amalgamation of medieval principalities known as the Kievan Rus into the thriving democracy we know today. As you can imagine, there were a few bumps along the road. It turns out, our old fri

  • 13:43 Latin American Revolutions: Crash Course World History #31

    Latin American Revolutions: Crash Course World History #31

    383 views / 0 likes - added

    In which John Green talks about the many revolutions of Latin America in the 19th century. At the beginning of the 1800s, Latin America was firmly under the control of Spain and Portugal. The revolutionary zeal that had recently created the United States

  • 12:48 War and Civilization: Crash Course World History 205

    War and Civilization: Crash Course World History 205

    230 views / 2 likes - added

    In which John Green investigates war, and what exactly it may or may not be good for. Was war a result of human beings organizing into larger and more complex agricultural social orders, or did war maybe create agriculture and "civilization?" It's hard to

  • 11:27 Tea, Taxes, and The American Revolution: Crash Course World History #28

    Tea, Taxes, and The American Revolution: Crash Course World History #28

    484 views / 2 likes - added

    In which John Green teaches you about the American Revolution and the American Revolutionary War, which it turns out were two different things. John goes over the issues and events that precipitated rebellion in Britain's American colonies, and he also ex

  • 03:51 Is Jupiter the Reason for Life on Earth?

    Is Jupiter the Reason for Life on Earth?

    207 views / 0 likes - added

    Should we be thanking Jupiter for our existence? Here’s why some scientists believe the gas giant is responsible for the life-harboring oddity of our solar system. Watch More Space Crafts! | https://bit.ly/2w0YKD1 Read More: Wandering Jupiter accounts for

  • 10:38 Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

    Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

    597 views / 0 likes - added

    In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad rap from many mod

  • 14:57 The New Deal: Crash Course US History #34

    The New Deal: Crash Course US History #34

    595 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 10:14 The Earth: Crash Course Astronomy #11

    The Earth: Crash Course Astronomy #11

    422 views / 0 likes - added

    Phil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: http://youtube.co

  • 13:51 Gilded Age Politics:Crash Course US History #26

    Gilded Age Politics:Crash Course US History #26

    271 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps keep the channel producing great conten

  • 13:11 Women in the 19th Century: Crash Course US History #16

    Women in the 19th Century: Crash Course US History #16

    405 views / 1 likes - added

    In which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a state of flux for

  • 12:47 War&Expansion: Crash Course US History #17

    War&Expansion: Crash Course US History #17

    241 views / 0 likes - added

    In which John Green teaches you about the Mexican-American War in the late 1840s, and the expansion of the United States into the western end of North America. In this episode of Crash Course, US territory finally reaches from the Atlantic coast to the Pa

  • 12:16 USA vs USSR Fight! The Cold War: Crash Course World History #39

    USA vs USSR Fight! The Cold War: Crash Course World History #39

    355 views / 0 likes - added

    In which John Green teaches you about the Cold War, which was occasionally hot, but on average, it was just cool. In the sense of its temperature. It was by no means cool, man. After World War II, there were basically two big geopolitical powers left to d

  • 10:37 War&Human Nature: Crash Course World History 204

    War&Human Nature: Crash Course World History 204

    345 views / 1 likes - added

    In which John Green teaches you about war! Specifically, John talks about whether humanity is naturally warlike, hard-wired to kill, or if perhaps war is a cultural construct. John will talk about the Hobbes versus Rousseau debate, the effects that war ha

  • 13:13 Popular World War II: Crash Course World History #38

    World War II: Crash Course World History #38

    829 views / 1 likes - added

    Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. In which John Green teaches you about World War II, aka The Great Patriotic War, aka The Big One. So how did this war happen? And wha

  • 07:58 Which Life Form REALLY Dominates Earth?

    Which Life Form REALLY Dominates Earth?

    79 views / 0 likes - added

    To learn more about Brilliant, check out https://brilliant.org/BeSmart/ Go subscribe to Hot Mess! https://www.youtube.com/hotmesspbs ↓↓↓ More info and sources below ↓↓↓ Big thanks to WheezyWaiter! https://www.youtube.com/user

  • 04:22 Why is Carbon the Key to Life? (On Earth, Anyway)

    Why is Carbon the Key to Life? (On Earth, Anyway)

    22 views / 0 likes - added

    One element is the backbone of all forms of life weve ever discovered on Earth: carbon. Number six on the periodic table is, to the best of our knowledge, impossible to live without. In this episode of Reactions, discover what makes carbon so exceptional,

  • 09:10 Popular HOW World War I Started: Crash Course World History 209

    HOW World War I Started: Crash Course World History 209

    729 views / 5 likes - added

    In which John Green teaches you about World War I and how it got started. Crash Course doesn't usually talk much about dates, but the way that things unfolded in July and August of 1914 are kind of important to understanding the Great War. You'll learn ab

  • 13:27 World War II Part 1: Crash Course US History #35

    World War II Part 1: Crash Course US History #35

    545 views / 3 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 15:27 Terrorism, War, and Bush 43: Crash Course US History #46

    Terrorism, War, and Bush 43: Crash Course US History #46

    340 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 12:53 Conflict in Israel and Palestine: Crash Course World History 223

    Conflict in Israel and Palestine: Crash Course World History 223

    281 views / 0 likes - added

    In which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that's not quite true. What is true is that the conflict

  • 03:24 The Incredible Sea Life of the Red Sea Coral Reef |  BBC Earth

    The Incredible Sea Life of the Red Sea Coral Reef | BBC Earth

    60 views / 0 likes - added

    Simon Reeve dives into the Red Sea to get close to its incredible fish and marine wildlife. Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub Watch more videos from BBC Earth: Planet Earth http://bit.ly/PlanetEarthPlaylist

  • 15:07 Progressive Presidents: Crash Course US History #29

    Progressive Presidents: Crash Course US History #29

    297 views / 0 likes - added

    In which John Green teaches you about the Progressive Presidents, who are not a super-group of former presidents who create complicated, symphonic, rock soundscapes that transport you into a fantasy fugue state. Although that would be awesome. The preside

  • 04:42 The Life Hydrologic: Crash Course Kids #30.2

    The Life Hydrologic: Crash Course Kids #30.2

    295 views / 0 likes - added

    Last week we went up up up a mountain. Well, today we're going down down down into the ocean to see what habitats await us there. Yep, the ocean has layers and the types of things we encounter there change the deeper we go. Watch More Crash Course Kids: h

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  • 02:25 Stephen Hawking: We Must Leave Earth To Survive | Expedition New Earth | Earth Lab

    Stephen Hawking: We Must Leave Earth To Survive | Expedition New Earth | Earth Lab

    54 views / 0 likes - added

    Stephen Hawking predicts humans must be prepared to leave earth in the next 100 years if we are to survive. This video is to promote the program Expedition New Earth, part of the Being Human season on BBC Earth. Subscribe to Earth Lab for more fascinating

  • 13:31 Women's Suffrage: Crash Course US History #31

    Women's Suffrage: Crash Course US History #31

    333 views / 2 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 11:23 Everything, The Universe...And Life: Crash Course Astronomy #46

    Everything, The Universe...And Life: Crash Course Astronomy #46

    331 views / 1 likes - added

    Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask. Thank you for watching. -- Crash Course Astronom

  • 12:49 Nonviolence and Peace Movements: Crash Course World History 228

    Nonviolence and Peace Movements: Crash Course World History 228

    326 views / 0 likes - added

    In which John Green teaches you about nonviolence and peace movements in the 20th century. What is nonviolence? What is a peace movement? Well. traditionally, humans often resort to violence when they come into conflict. In the 20th century, it became muc

  • 13:40 America in World War I: Crash Course US History #30

    America in World War I: Crash Course US History #30

    340 views / 2 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 07:21 Humans and Energy: Crash Course World History 207

    Humans and Energy: Crash Course World History 207

    520 views / 1 likes - added

    In which Stan Muller subs for John Green and teaches you about energy and humanity. Today we discuss the ideas put forth by Alfred Crosby in his book, Children of the Sun. Historically, almost all of the energy that humans use has been directly or indirec

  • 15:38 The Clinton Years, or the 1990s: Crash Course US History #45

    The Clinton Years, or the 1990s: Crash Course US History #45

    392 views / 1 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th

  • 12:19 Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6

    Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6

    258 views / 1 likes - added

    In which John Green teaches you about the roots of the American Revolution. The Revolution did not start on July 4, 1776. The Revolutionary War didn't start on July 4 either. (as you remember, I'm sure, the Revolution and the Revolutionary War are not the

  • 12:31 The Railroad Journey and the Industrial Revolution: Crash Course World History 214

    The Railroad Journey and the Industrial Revolution: Crash Course World History 214

    234 views / 1 likes - added

    In which John Green teaches you about railroads, and some of the ways they changed the world, and how they were a sort of microcosm for the Industrial Revolution as a whole. Prior to the invention of steam powered railroads, pretty much all locomotion had

  • 14:25 The Big Bang: Crash Course Big History #1

    The Big Bang: Crash Course Big History #1

    450 views / 1 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and even talk a little

  • 12:16 Popular Taxonomy: Life's Filing System - Crash Course Biology #19

    Taxonomy: Life's Filing System - Crash Course Biology #19

    707 views / 0 likes - added

    Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/You

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  • 10:08 Climate Change, Chaos, and The Little Ice Age - Crash Course World History 206

    Climate Change, Chaos, and The Little Ice Age - Crash Course World History 206

    491 views / 0 likes - added

    In which John Green teaches you about the Little Ice Age. The Little Ice Age was a period of global cooling that occurred from the 13th to the 19th centuries. This cooling was likely caused by a number of factors, including unusual solar activity and volc

  • 13:57 Where US Politics Came From: Crash Course US History #9

    Where US Politics Came From: Crash Course US History #9

    306 views / 0 likes - added

    In which John Green teaches you where American politicians come from. In the beginning, soon after the US constitution was adopted, politics were pretty non-existent. George Washington was elected president with no opposition, everything was new and excit

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  • 14:17 The Election of 1860&the Road to Disunion: Crash Course US History #18

    The Election of 1860&the Road to Disunion: Crash Course US History #18

    247 views / 0 likes - added

    In which John Green teaches you about the election of 1860. As you may remember from last week, things were not great at this time in US history. The tensions between the North and South were rising, ultimately due to the single issue of slavery. The Nort

  • 10:10 The Birth of the Feature Film: Crash Course Film History #6

    The Birth of the Feature Film: Crash Course Film History #6

    157 views / 0 likes - added

    Movies didn't always look like they do now. There was a period (kind of a problematic one) where movies transitioned from short novelties to big, epic, feature films. That's our focus this week as Craig talks to us about the birth of the feature film and

  • 13:19 Thomas Jefferson&His Democracy: Crash Course US History #10

    Thomas Jefferson&His Democracy: Crash Course US History #10

    393 views / 3 likes - added

    In which John Green teaches you about founding father and third president of the United States, Thomas Jefferson. Jefferson is a somewhat controversial figure in American history, largely because he, like pretty much all humans, was a big bundle of contra

  • 15:02 A Glimpse Into 18th Century Life Through Art - Uncovering History, Eps. 4.

    A Glimpse Into 18th Century Life Through Art - Uncovering History, Eps. 4.

    192 views / 0 likes - added

    Jon and Kevin take a closer look at a 1805 painting by Scottish painter, David Wilkie. Wilkie began painting at a very young age and would often go to taverns or markets and sketch people during their day to day routines. His art provides a valuable snaps

  • 12:41 Who Won the American Revolution?: Crash Course US History #7

    Who Won the American Revolution?: Crash Course US History #7

    391 views / 0 likes - added

    In which John Green teaches you about the American Revolution. And the Revolutionary War. I know we've labored the point here, but they weren't the same thing. In any case, John will teach you about the major battles of the war, and discuss the strategies

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  • 09:42 The History of Atomic Chemistry: Crash Course Chemistry #37

    The History of Atomic Chemistry: Crash Course Chemistry #37

    288 views / 0 likes - added

    You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

  • 03:27 Did The Moon Create Life On Earth?

    Did The Moon Create Life On Earth?

    315 views / 2 likes - added

    Without the strong pull of the moon, would there have been the massive tidal pools that were the perfect mixing bowl for life? Catch new episodes of HOW THE UNIVERSE WORKS Tuesdays at 10/9c on Science! | http://science.discovery.com/tv-shows/how-the-unive

  • 11:45 Archdukes, Cynicism, and World War I: Crash Course World History #36

    Archdukes, Cynicism, and World War I: Crash Course World History #36

    469 views / 1 likes - added

    In which John Green teaches you about the war that was supposed to end all wars. Instead, it solved nothing and set the stage for the world to be back at war just a couple of decades later. As an added bonus, World War I changed the way people look at the

  • 06:40 The Most Important Moment In The History Of Life

    The Most Important Moment In The History Of Life

    276 views / 0 likes - added

    Get your #ididascience shirt here! http://dftba.com/besmart Tweet this ⇒ http://bit.ly/OKTBSpwr Share on FB ⇒ http://bit.ly/OKTBSpwrFB ↓ More info and sources below ↓ If you want to read more (MUCH more) about this, check out “The Vital Question” by Nick

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  • 04:39 Earth's History Plays Out On A Football Field

    Earth's History Plays Out On A Football Field

    424 views / 1 likes - added

    We use the yard lines to map out our planet's past (and humanity's tiny moment in it). ↓↓Links & Info↓↓ SUBMIT A QUESTION HERE: http://skunkbear.tumblr.com/ask/ SUBSCRIBE: http://bit.ly/2dH6fpR TUMBLR: http://skunkbear.tumblr.com/ TWITTER: https://twitter

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  • 04:28 History of the Holidays: Columbus Day | History

    History of the Holidays: Columbus Day | History

    231 views / 0 likes - added

    How Columbus Day came to be celebrated. HISTORY®, now reaching more than 98 million homes, is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manne

  • 10:56 Who Started World War I: Crash Course World History 210

    Who Started World War I: Crash Course World History 210

    503 views / 2 likes - added

    In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius Caesar? One thing w

  • 02:13 Shaolin Kung Fu Training: Spectacular Display Caught From Satellite | Earth From Space | BBC Earth

    Shaolin Kung Fu Training: Spectacular Display Caught From Satellite | Earth From Space | BBC Earth

    145 views / 0 likes - added

    The beautiful harmony of Shaolin Kung Fu is captured with an amazing bird-view from space. Watch more of Earth From Space: https://bbc.in/2VMchcY Subscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth http://bit.ly/PlanetEarthPlaylist Blue Planet h

  • 02:57 Turtle Travels Through Desert | Earth From Space | BBC Earth

    Turtle Travels Through Desert | Earth From Space | BBC Earth

    53 views / 0 likes - added

    For the wet season, a turtle travels through the flooded desert. Watch the amazing landscape from above.Watch more of Earth From Space: https://bbc.in/2VMchcYSubscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth http://bit.ly/PlanetEarthPlaylist B

  • 14:37 Exploring the Universe: Crash Course Big History #2

    Exploring the Universe: Crash Course Big History #2

    292 views / 0 likes - added

    In which John Green, Hank Green, and Emily Graslie teach you about what happened in the Universe after the big bang. They'll teach you about cosmic background radiation, how a bunch of hydrogen and helium turned into stars, formed galaxies, created heavy

  • 13:01 Reconstruction and 1876: Crash Course US History #22

    Reconstruction and 1876: Crash Course US History #22

    374 views / 1 likes - added

    In which John Green teaches you about Reconstruction. After the divisive, destructive Civil War, Abraham Lincoln had a plan to reconcile the country and make it whole again. Then he got shot, Andrew Johnson took over, and the disagreements between Johnson

  • 13:04 The Constitution, the Articles, and Federalism: Crash Course US History #8

    The Constitution, the Articles, and Federalism: Crash Course US History #8

    305 views / 0 likes - added

    In which John Green teaches you about the United States Constitution. During and after the American Revolutionary War, the government of the new country operated under the Articles of Confederation. While these Articles got the young nation through its wa

  • 12:44 Popular Westward Expansion: Crash Course US History #24

    Westward Expansion: Crash Course US History #24

    979 views / 3 likes - added

    In which John Green teaches you about the Wild, Wild, West, which as it turns out, wasn't as wild as it seemed in the movies. When we think of the western expansion of the United States in the 19th century, we're conditioned to imagine the loner. The self

  • 12:43 The War of 1812 - Crash Course US History #11

    The War of 1812 - Crash Course US History #11

    347 views / 0 likes - added

    In which John Green teaches you about the War of 1812. The War of 1812 was fought between the United States and its former colonial overlord England. It started in, you guessed it 1812. The war lasted until 1815, and it resolved very little. John will tak

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