Search Results: "stock market crash 1929 recovery"

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09:03 Popular
Lab Techniques&Safety: Crash Course Chemistry #21

937 views / 0 likes - added 9 years ago

Hank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of chemicals safely, how
14:03 Popular
Capitalism and Socialism: Crash Course World History #33

1,012 views / 0 likes - added 9 years ago

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
11:24 Popular
Enthalpy: Crash Course Chemistry #18

1,139 views / 0 likes - added 9 years ago

Energy is like the bestest best friend ever and yet, most of the time we take it for granted. Hank feels bad for our friend and wants us to learn more about it so that we can understand what it's trying to tell us - like that any bond between two atoms co
10:46 Popular
The Spanish Empire, Silver,&Runaway Inflation: Crash Course World History #25

805 views / 1 likes - added 9 years ago

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

1,086 views / 3 likes - added 9 years ago

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

756 views / 2 likes - added 9 years ago

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 Popular
The Atlantic Slave Trade: Crash Course World History #24

1,022 views / 0 likes - added 9 years ago

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

816 views / 2 likes - added 9 years ago

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
12:57 Popular
Neutron Stars: Crash Course Astronomy #32

787 views / 1 likes - added 8 years ago

In the aftermath of a 8 – 20 solar mass star’s demise we find a weird little object known as a neutron star. Neutrons stars are incredibly dense, spin rapidly, and have very strong magnetic fields. Some of them we see as pulsars, flashing in brightness as
15:38 Popular
The Clinton Years, or the 1990s: Crash Course US History #45

924 views / 1 likes - added 9 years ago

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

791 views / 0 likes - added 9 years ago

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

1,152 views / 1 likes - added 9 years ago

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

879 views / 3 likes - added 9 years ago

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

1,158 views / 2 likes - added 9 years ago

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

1,286 views / 1 likes - added 9 years ago

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
10:28 Popular
Plant Cells: Crash Course Biology #6

1,497 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
13:40 Popular
America in World War I: Crash Course US History #30

907 views / 2 likes - added 9 years ago

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

747 views / 0 likes - added 9 years ago

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
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Entropy: Embrace the Chaos! Crash Course Chemistry #20

785 views / 0 likes - added 9 years ago

Life is chaos and the universe tends toward disorder. But why? If you think about it, there are only a few ways for things to be arranged in an organized manner, but there are nearly infinite other ways for those same things to be arranged. Simple rules o
10:03 Popular
The Gravity of the Situation: Crash Course Astronomy #7

772 views / 0 likes - added 9 years ago

In today's episode, Phil looks at how gravity plays out across the universe. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- Gravity is a Force 2:17 Different Types of Orbit 3:41 Escape Velocity 5:30 Weightless Mass 7:0
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The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

934 views / 1 likes - added 9 years ago

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

1,181 views / 0 likes - added 9 years ago

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
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The Big Bang: Crash Course Astronomy #42

949 views / 0 likes - added 8 years ago

Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly its expanding also allows us to run the clock backwards 14 billion years to the way the universe began - with a
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Star Clusters: Crash Course Astronomy #35

577 views / 0 likes - added 8 years ago

Last week we covered multiple star systems, but what if we added thousands or even millions of stars to the mix? A star cluster. There are different kinds of clusters, though. Open clusters contain hundreds or thousands of stars held together by gravity.
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Tea, Taxes, and The American Revolution: Crash Course World History #28

1,363 views / 7 likes - added 9 years ago

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

831 views / 1 likes - added 9 years ago

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
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Dark Energy, Cosmology Part 2: Crash Course Astronomy #43

619 views / 0 likes - added 8 years ago

The majority of the universe is made up of a currently mysterious entity that pervades space: dark energy. We don’t know exactly what it is, but we do know that dark energy accelerates the expansion of space. We think this means the Universe will expand f
10:12 Popular
Venice and the Ottoman Empire: Crash Course World History #19

859 views / 1 likes - added 9 years ago

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
The History of Electrical Engineering: Crash Course Engineering #4

389 views / 1 likes - added 4 years ago

Next stop on our tour of engineerings major fields: electrical engineering. In this episode well explore the history of telecommunications, electric power and lighting, and computers. Well introduce topics like magnetism, electrical conduction, telegraphy
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Mesopotamia: Crash Course World History #3

823 views / 0 likes - added 9 years ago

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
10:17 Popular
Introduction to the Solar System: Crash Course Astronomy #9

987 views / 1 likes - added 9 years ago

In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today. This episode is sponsored by Squaresp
12:03 Popular
Low Mass Stars: Crash Course Astronomy #29

903 views / 0 likes - added 8 years ago

Today we are talking about the life -- and death -- of stars. Low mass stars live a long time, fusing all their hydrogen into helium over a trillion years. More massive stars like the Sun live shorter lives. They fuse hydrogen into helium, and eventually
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To The Moon & Mars - Aerospace Engineering: Crash Course Engineering #34

347 views / 1 likes - added 4 years ago

This week were exploring aerospace engineering and its two main fields: aeronautical engineering and astronautical engineering. Well explore life & buoyancy, propulsion systems, and the challenges of managing the human body in space.Crash Course Engineeri
10:11 Popular
Before I Got My Eye Put Out - The Poetry of Emily Dickinson: Crash Course English Lit #8

1,188 views / 1 likes - added 9 years ago

In which John Green concludes the Crash Course Literature mini-series with an examination of the poetry of Emily Dickinson. Sure, John explores the creepy biographical details of Dickinson's life, but he also gets into why her poems have remained relevant
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Evolution: It's a Thing - Crash Course Biology #20

1,150 views / 0 likes - added 9 years ago

Hank gets real with us in a discussion of evolution - it's a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every level of biological organization. Crash Course Biology is now availabl
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10:34 Popular
Aliens, Time Travel, And Dresden -Slaughterhouse-Five Part I: Crash Course Literature 212

754 views / 2 likes - added 8 years ago

You can directly support Crash Course at https://www.patreon.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
10:57 Popular
Evolutionary Development: Chicken Teeth - Crash Course Biology #17

1,072 views / 0 likes - added 9 years ago

Hank introduces us to the relatively new field of evolutionary developmental biology, which compares the developmental processes of different organisms to determine their ancestral relationship, and to discover how those processes evolved. Also fruit flie
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15:42
Every Boat Crash EVER! | 15 Minute Compilation | SpongeBob

75 views / 1 likes - added 2 months ago

SpongeBob's had his fair share of boat crashes with Mrs. Puff, all of which resulted in failed driving tests, but SpongeBob never let's that stop him! Even if that means he hits pedestrians or other boats all around Bikini Bottom... or even when makes Mrs
13:15 Popular
Photosynthesis: Crash Course Biology #8

1,055 views / 3 likes - added 9 years ago

Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well. Crash Course Biology is now available on DVD! http://dftba.com/pro
12:01 Popular
Binary And Multiple Stars: Crash Course Astronomy #34

740 views / 0 likes - added 8 years ago

Double stars are stars that appear to be near each other in the sky, but if they’re gravitationally bound together we call them binary stars. Many stars are actually part of binary or multiple systems. If they are close enough together they can actually t
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Speciation: Of Ligers&Men - Crash Course Biology #15

1,495 views / 0 likes - added 9 years ago

Hank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.c
13:26 Popular
ATP&Respiration: Crash Course Biology #7

855 views / 0 likes - added 9 years ago

In which Hank does some push ups for science and describes the "economy" of cellular respiration and the various processes whereby our bodies create energy in the form of ATP. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/Cras
12:17 Popular
Buddha and Ashoka: Crash Course World History #6

894 views / 0 likes - added 9 years ago

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
11:32 Popular
Animal Development: We're Just Tubes - Crash Course Biology #16

875 views / 0 likes - added 9 years ago

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse
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09:29
Cycles in the Sky: Crash Course Astronomy #3

635 views / 0 likes - added 9 years ago

This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of
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Gilded Age Politics:Crash Course US History #26

797 views / 0 likes - added 9 years ago

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
12:45 Popular
Natural Selection - Crash Course Biology #14

2,025 views / 0 likes - added 9 years ago

Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.fa
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12:42 Popular
Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2

715 views / 0 likes - added 9 years ago

In which John Green examines Romeo&Juliet by William Shakespeare. John delves into the world of Bill Shakespeare's famous star-crossed lovers and examines what the play is about, its structure, and the context in which it was written. Have you ever wanted
09:46 Popular
Atomic Hook-Ups - Types of Chemical Bonds: Crash Course Chemistry #22

960 views / 0 likes - added 9 years ago

Atoms are a lot like us - we call their relationships "bonds," and there are many different types. Each kind of atomic relationship requires a different type of energy, but they all do best when they settle into the lowest stress situation possible. The n
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,102 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
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Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

690 views / 0 likes - added 9 years ago

Chemists need stoichiometry to make the scale of chemistry more understandable - Hank is here to explain why, and to teach us how to use it. Table of Contents Atomic Mass Units 2:24 Moles 5:12 Molar Mass 5:59 Equation Balancing 8:45 Molar Ratios 11:11 Cra
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USA vs USSR Fight! The Cold War: Crash Course World History #39

1,194 views / 1 likes - added 9 years ago

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
11:55 Popular
Comets: Crash Course Astronomy #21

744 views / 0 likes - added 8 years ago

Today on Crash Course Astronomy, Phil explains comets. Comets are chunks of ice and rock that orbit the Sun. When they get near the Sun the ice turns into gas, forming the long tail, and also releases dust that forms a different tail. We’ve visited comets
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Mitosis: Splitting Up is Complicated - Crash Course Biology #12

1,420 views / 0 likes - added 9 years ago

Hank describes mitosis and cytokinesis - the series of processes our cells go through to divide into two identical copies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
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Telescopes: Crash Course Astronomy #6

676 views / 0 likes - added 9 years ago

Today Phil explains how telescopes work and offers up some astronomical shopping advice. -- How Telescopes Work 1:07 Refractors vs Reflectors 2:50 Technology and the Light Spectrum 7:45 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow P
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Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

1,292 views / 0 likes - added 9 years ago

We have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank
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In Da Club - Membranes&Transport: Crash Course Biology #5

742 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
12:59 Popular
DNA Structure and Replication: Crash Course Biology #10

1,197 views / 0 likes - added 9 years ago

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series
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Nebulae: Crash Course Astronomy #36

603 views / 2 likes - added 8 years ago

Astronomers study a lot of gorgeous things, but nebulae might be the most breathtakingly beautiful of them all. Nebulae are clouds of gas and dust in space. They can glow on their own or reflect light from nearby stars. When they glow it’s usually predomi
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Minecraft | TRAYAURUS' FART CRASH!! | Crazy Craft 3.0 #21

2,351 views / 24 likes - added 7 years ago

Minecraft | TRAYAURUS' FART CRASH!! | Crazy Craft 3.0 #21 ► Subscribe and join TeamTDM! :: http://bit.ly/TxtGm8 ► Preorder my BOOK :: http://smarturl.it/DanTDM ► Follow Me on Twitter :: http://www.twitter.com/DiamondMinecart ► Previous video :: https://yo
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Mercury: Crash Course Astronomy #13

1,316 views / 10 likes - added 9 years ago

Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface. -- Table of Contents Closest Planet to the Sun 0:03 Rotation Locked t
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Eclipses: Crash Course Astronomy #5

840 views / 0 likes - added 9 years ago

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- As promised, Phil's sun spotting recommendations: Astronome
12:17 Popular
High Mass Stars: Crash Course Astronomy #31

978 views / 1 likes - added 8 years ago

Massive stars fuse heavier elements in their cores than lower mass stars. This leads to the creation of heavier elements up to iron. Iron robs critical energy from the core, causing it to collapse. The shock wave, together with a huge swarm of neutrinos,
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Congo and Africa's World War: Crash Course World History 221

875 views / 2 likes - added 9 years ago

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.
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Capitalism and the Dutch East India Company: Crash Course World History 229

1,182 views / 1 likes - added 9 years ago

Want to help keep CrashCourse going? Consider becoming a Patron and help us keep making awesome content for such awesome people. SUBBABLE SUBSCRIBERS READ FURTHER↓ https://www.patreon.com/crashcourse In which John Green teaches you about the Vereenigde Oo
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Alexander the Great and the Situation ... the Great? Crash Course World History #8

1,159 views / 4 likes - added 9 years ago

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

1,249 views / 0 likes - added 9 years ago

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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10:41
Stars: Crash Course Astronomy #26

649 views / 0 likes - added 8 years ago

Today Phil’s explaining the stars and how they can be categorized using their spectra. Together with their distance, this provides a wealth of information about them including their luminosity, size, and temperature. The HR diagram plots stars’ luminosity
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Ghosts, Murder, and More Murder - Hamlet Part I: Crash Course Literature 203

863 views / 1 likes - added 9 years ago

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
12:06
Galaxies, Part 1: Crash Course Astronomy #38

687 views / 0 likes - added 8 years ago

The Milky Way is our neighborhood in the universe. It’s a galaxy and there are many others out there. Galaxies contain gas, dust, and billions of stars or more. They come in four main shapes: elliptical, spiral, peculiar, and irregular. Galaxies can colli
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Gamma-Ray Bursts: Crash Course Astronomy #40

779 views / 1 likes - added 8 years ago

Gamma-ray bursts are not only incredible to study, but their discovery has an epic story all its own. Today Phil takes you through some Cold War history and then dives into what we know. Bursts come in two rough varieties: Long and short. Long ones are fr
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Galaxies, Part 2: Crash Course Astronomy #39

670 views / 0 likes - added 8 years ago

Active galaxies pour out lots of energy, due to their central supermassive black holes gobbling down matter. Galaxies tend not to be loners, but instead exist in smaller groups and larger clusters. Our Milky Way is part of the Local Group, and will one da
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Venus: Crash Course Astronomy #14

1,132 views / 6 likes - added 9 years ago

Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight -- but it’s beauty is best looked at from afar. Even though Mercury is closer to the sun, Venus is the hottest planet in the solar system, due to a runaway greenhouse effect, and
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Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

941 views / 0 likes - added 9 years ago

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
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The Sun: Crash Course Astronomy #10

803 views / 2 likes - added 9 years ago

Phil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis
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Distances: Crash Course Astronomy #25

653 views / 2 likes - added 8 years ago

How do astronomers make sense out of the vastness of space? How do they study things so far away? Today Phil talks about distances, going back to early astronomy. Ancient Greeks were able to find the size of the Earth, and from that the distance to and th
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Vascular Plants = Winning! - Crash Course Biology #37

1,100 views / 0 likes - added 9 years ago

Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can take food and water f
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Brown Dwarfs: Crash Course Astronomy #28

665 views / 0 likes - added 8 years ago

While Jupiter is nowhere near massive enough to initiate fusion in its core, there are even more massive objects out there that fall just short of that achievement as well called brown dwarfs. Brown dwarfs, have a mass that places them between giant plane
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The Earth: Crash Course Astronomy #11

889 views / 0 likes - added 9 years ago

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
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Did Water Crash Into Earth From Space?

183 views / 0 likes - added 2 years ago

Did water crash into Earth from space by way of a massive comet, or was it around long before our planet's formation? Well, one new study suggests that it might have actually come from the most unlikely source of all: the Sun. Subscribe to Seeker! http://
11:50
Exoplanets: Crash Course Astronomy #27

607 views / 1 likes - added 8 years ago

Today Phil explains that YES, there are other planets out there and astonomers have a lot of methods for detecting them. Nearly 2000 have been found so far. The most successful method is using transits, where a planet physically passes in front of its par
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Meteors: Crash Course Astronomy #23

647 views / 2 likes - added 8 years ago

Today Phil helps keep you from ticking off an astronomer in your life by making sure you know the difference between a meteor, meteorite, and meteoroid. When the Earth plows through the stream emitted by a comet we get a meteor shower. Meteors burn up abo
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Saturn: Crash Course Astronomy #18

1,059 views / 6 likes - added 9 years ago

Saturn is the crown jewel of the solar system, beautiful and fascinating. It is a gas giant, and has a broad set of rings made of ice particles. Moons create gaps in the rings via their gravity. Saturn has dozens of moons, including Titan, which is as big
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Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

1,167 views / 0 likes - added 9 years ago

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
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Asteroids: Crash Course Astronomy #20

730 views / 1 likes - added 9 years ago

Now that we’ve finished our tour of the planets, we’re headed back to the asteroid belt. Asteroids are chunks of rock, metal, or both that were once part of smallish planets but were destroyed after collisions. Most orbit the Sun between Mars and Jupiter,
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Uranus & Neptune: Crash Course Astronomy #19

2,263 views / 13 likes - added 9 years ago

Today we’re rounding out our planetary tour with ice giants Uranus and Neptune. Both have small rocky cores, thick mantles of ammonia, water, and methane, and atmospheres that make them look greenish and blue. Uranus has a truly weird rotation and relativ
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Jupiter: Crash Course Astronomy #16

1,297 views / 5 likes - added 9 years ago

Jupiter is the biggest planet in our solar system. The gas giant is NOT a failed star, but a really successful planet! It has a dynamic atmosphere with belts and zones, as well as an enormous red spot that’s actually a persistent hurricane. Jupiter is sti
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Mars: Crash Course Astronomy #15

895 views / 3 likes - added 9 years ago

The fourth planet from the sun and the outermost of the terrestrial planets, Mars has long been a popular spot for missions and imagination. Phil walks you through the planet's topography, core, and features. We'll take a look back to Mars's past and make
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DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

1,135 views / 0 likes - added 9 years ago

Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins. Crash Course B
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World War II: Crash Course World History #38

1,569 views / 4 likes - added 9 years ago

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
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The Oort Cloud: Crash Course Astronomy #22

702 views / 0 likes - added 8 years ago

Now that we’re done with the planets, asteroid belt, and comets, we’re heading to the outskirts of the solar system. Out past Neptune are vast reservoirs of icy bodies that can become comets if they get poked into the inner solar system. The Kuiper Belt i
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Introduction to Astronomy: Crash Course Astronomy #1

731 views / 3 likes - added 9 years ago

Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie
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Jupiter's Moons: Crash Course Astronomy #17

810 views / 1 likes - added 9 years ago

Before moving on from Jupiter to Saturn, we’re going to linger for a moment on Jupiter’s moons. There are 67 known moons, and 4 huge ones that we want to explore in greater detail. Ganymede is the largest - larger, in fact, than any other moon in the sola
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Sugar Crash I The Amazing World Of Gumball I Cartoon Network

1,403 views / 6 likes - added 8 years ago

The Laziest: Gumball and Darwin challenge Dad to a "lazy-off." CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNGumball About The Amazing World of Gumball: Gumball, the amusing blue cat with a giant head, and hi
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Crash Pit Memories I Regular Show I Cartoon Network

673 views / 0 likes - added 8 years ago

Muscle Man and High Five Ghost get struck by lightning and can't remember each other. CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNRegularShow About Regular Show: Best friends, Mordecai (a six-foot-tall blue
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Energy&Chemistry: Crash Course Chemistry #17

648 views / 0 likes - added 9 years ago

Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week, Hank takes us on
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World War II, A War for Resources: Crash Course World History #220

1,704 views / 11 likes - added 9 years ago

In which John Green teaches you about World War II, and some of the causes behind the war. In a lot of ways, WWII was about resources, and especially about food. The expansionist aggression of both Germany and Japan were in a lot of ways about resources.
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White Dwarfs & Planetary Nebulae: Crash Course Astronomy #30

519 views / 0 likes - added 8 years ago

Today Phil follows up last week’s look at the death of low mass stars with what comes next: a white dwarf. White dwarfs are incredibly hot and dense objects roughly the size of Earth. They also can form planetary nebulae: huge, intricately detailed object
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WHEN SPORTS COLLIDE | Croquet Crash (Croquet + Shot Put + Bocce Ball)

876 views / 0 likes - added 6 years ago

Grab your grandpa's sweater because we've combined croquet, bocce ball, and shot put to make a little game we like to call Croquet Crash! -Credits- Executive Producers Judy Meyers & Derek Baynham Created by Derek Baynham Written by Derek Baynham Directed
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Archdukes, Cynicism, and World War I: Crash Course World History #36

1,191 views / 1 likes - added 9 years ago

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
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Hot Wheels Criss Cross Crash Track Motorized Toys Cars For Kids Disney Cars Toys Ryan ToysReview

3,328 views / 4 likes - added 7 years ago

Join Ryan ToysReview as we unbox and played with this Giant Hot Wheels Criss Cross Crash Motorized Toys Cars for Kids! We even tried Disney Cars Toys Lightning McQueen and Tow Mater on this car play set! With the Criss Cross Crash Track Set, kids can laun
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Teen GETS PARALYZED In CAR CRASH, What Happens Next Is Shocking | Dhar Mann

588 views / 1 likes - added 1 year ago

NEW APP UPDATE! Early Access to videos & more, get here: https://www.dharmann.com/app-update/ Watch my favorite videos: https://www.youtube.com/playlist?list=PLnBCOhf_VBTVGGC7OryYH7wO87PCostB3 Don't forget to SUBSCRIBE to our channel by clicking here http
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Investing In Stocks : Explained like you are five years old !

343 views / 0 likes - added 4 years ago

Hello future investors today I will explain how investing in stocks works Not only that but how the stock market works This video is voiced by Micky V : Micky209@aol.com We went over what a stock is actually about , what you call a long positions about ho
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Blaze The Monster Machine Flaming Volcano Jump Playset Slam And Crash Zeg Toy Cars For Kids

1,049 views / 0 likes - added 7 years ago

Blaze the Monster Machine toy trucks from the hit Nickelodeon show for children with Ryan ToysReview! We opened Flaming Volcano Jump Playset that comes with Blaze toy car and Slam and Crash Zeg! Great Kids Video for children who loves playing with car pla
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Where US Politics Came From: Crash Course US History #9

764 views / 0 likes - added 9 years ago

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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Slavery - Crash Course US History #13

1,130 views / 5 likes - added 9 years ago

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
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Why do bats crash into smooth surfaces? They never ‘see’ them

569 views / 1 likes - added 6 years ago

Bats’ echolocation system recognizes vertical smooth surfaces as open flyways. Read more - http://scim.ag/2xRRb1s Read the paper: http://scim.ag/2xdUoLt
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The Never-Used Road Where The BBC Crash Cars

262 views / 0 likes - added 3 years ago

There are lots of disused and never-used roads and bridges in the world. But the Road to Nowhere in Yate, in south-west England, does still sometimes have traffic driving on it. And crashing on it.History reference: https://www.gazetteseries.co.uk/news/14
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The Natives and the English - Crash Course US History #3

939 views / 2 likes - added 9 years ago

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.
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The War of 1812 - Crash Course US History #11

936 views / 1 likes - added 9 years ago

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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Age of Jackson: Crash Course US History #14

951 views / 2 likes - added 9 years ago

In which John Green teaches you about the presidency of Andrew Jackson So how did a president with astoundingly bad fiscal policies end up on the $20 bill? That's a question we can't answer, but we can tell you how Jackson got to be president, and how he
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Reconstruction and 1876: Crash Course US History #22

1,025 views / 1 likes - added 9 years ago

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
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The Industrial Economy: Crash Course US History #23

937 views / 0 likes - added 9 years ago

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
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Westward Expansion: Crash Course US History #24

1,717 views / 5 likes - added 9 years ago

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
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CRASH: The Year Video Games Died

615 views / 2 likes - added 8 years ago

Facebook: http://www.facebook.com/AhoyYT Twitter: http://twitter.com/xboxahoy Reddit: http://www.reddit.com/r/xboxahoy Up next: Quake.
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Calculating a Car Crash - Numberphile

1,217 views / 0 likes - added 6 years ago

Check out https://brilliant.org/numberphile (20% off premium subscription) This video features Ben Sparks. More links below ↓↓↓ Ben Sparks website: https://www.bensparks.co.uk More of Ben on Numberphile: https://youtu.be/ETrYE4MdoLQ https://youtu.be/kbKtF
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Should We Keep the Hubble Telescope Alive or Let It Crash and Burn?

528 views / 0 likes - added 6 years ago

The shiny, new James Webb Space Telescope is scheduled to launch soon, but what’s going to happen to Hubble? How Big Do You Think This Spacecraft Is? Guess Again... - https://youtu.be/CRe7G7WMj0Q Read More: How Will the Hubble Space Telescope Die? https:/
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I Survived A Plane Crash

725 views / 5 likes - added 1 year ago

Thanks again to the Coast Guard for the lift!New Merch - https://shopmrbeast.com/SUBSCRIBE OR I TAKE YOUR DOG ----------------------------------------------------------------follow all of these or i will kick you Facebook - https://www.facebook.com/MrBeas
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Exploring the Universe: Crash Course Big History #2

718 views / 0 likes - added 9 years ago

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

949 views / 2 likes - added 9 years ago

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
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The Evolutionary Epic: Crash Course Big History #5

1,006 views / 0 likes - added 9 years ago

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
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Human Evolution: Crash Course Big History #6

1,012 views / 1 likes - added 9 years ago

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
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When is Thanksgiving? Colonizing America: Crash Course US History #2

891 views / 1 likes - added 9 years ago

In which John Green teaches you about the (English) colonies in what is now the United States. He covers the first permanent English colony at Jamestown, Virginia, the various theocracies in Massachusetts, the feudal kingdom in Maryland, and even a bit ab
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The Quakers, the Dutch, and the Ladies: Crash Course US History #4

658 views / 2 likes - added 9 years ago

In which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the English took New Amster
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Who Won the American Revolution?: Crash Course US History #7

1,048 views / 1 likes - added 9 years ago

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

1,083 views / 3 likes - added 9 years ago

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

890 views / 3 likes - added 9 years ago

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
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19th Century Reforms: Crash Course US History #15

954 views / 1 likes - added 9 years ago

In which John Green teaches you about various reform movements in the 19th century United States. From Utopian societies to the Second Great Awakening to the Abolition movement, American society was undergoing great changes in the first half of the 19th c
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Growth, Cities, and Immigration: Crash Course US History #25

1,256 views / 2 likes - added 9 years ago

In which John Green teaches you about the massive immigration to the United States during the late 19th and early 20th century. Immigrants flocked to the US from all over the world in this time period. Millions of Europeans moved to the US where they drov
10:54 Popular
Human Population Growth - Crash Course Ecology #3

1,811 views / 0 likes - added 8 years ago

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

1,255 views / 0 likes - added 8 years ago

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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12:27
Shakespeare's Sonnets: Crash Course Literature 304

657 views / 1 likes - added 7 years ago

This week, we're learning about sonnets, and English Literature's best-known purveyor of those fourteen-line paeans, William Shakespeare. We'll look at a few of Willy Shakes's biggest hits, including Sonnet 18, "Shall I compare thee to a summer's day," So
The First & Zeroth Laws of Thermodynamics: Crash Course Engineering #9

235 views / 0 likes - added 4 years ago
The Scientific Revolution: Crash Course History of Science #12

331 views / 0 likes - added 4 years ago
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Iran's Revolutions: Crash Course World History 226

774 views / 0 likes - added 9 years ago

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
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The Seven Years War and the Great Awakening: Crash Course US History #5

35.9k views / 309 likes - added 9 years ago

In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro
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The Election of 1860&the Road to Disunion: Crash Course US History #18

884 views / 1 likes - added 9 years ago

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
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The Civil War, Part I: Crash Course US History #20

1,323 views / 11 likes - added 9 years ago

In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the individual motiva
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The Civil War Part 2: Crash Course US History #21

1,262 views / 6 likes - added 9 years ago

In which John Green teaches you how the Civil War played a large part in making the United States the country that it is today. He covers some of the key ways in which Abraham Lincoln influenced the outcome of the war, and how the lack of foreign interven
12:14 Popular
War and Nation Building in Latin America: Crash Course World History 225

899 views / 0 likes - added 9 years ago

In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of democratic, econo
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Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4

753 views / 0 likes - added 9 years ago

In which John Green explores F. Scott Fitzgerald's novel of the Jazz Age, The Great Gatsby. John introduces you to Nick Carraway, Jay Gatsby, Daisy and Tom Buchanan, and the other characters in the novel, and tries to look beyond the surface story to figu
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Don't Reanimate Corpses! Frankenstein Part 1: Crash Course Literature 205

1,033 views / 2 likes - added 9 years ago

In which John Green teaches you about Mary Shelley's novel, Frankenstein. Sure, you know Frankenstein the cultural phenomenon, but how much do you know about the novel that started it all? You'll learn about the Romantic movement in English lit, of which
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Holden, JD, and the Red Cap- The Catcher in the Rye Part 2: Crash Course English Literature #7

690 views / 0 likes - added 9 years ago

In which John continues the discussion of JD Salinger's Catcher in the Rye. This week John reads the novel with Salinger's life story in mind. John explores how Salinger's war experience, educational background, and romantic life inform the events of Hold
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Brains At Play

979 views / 0 likes - added 8 years ago

Why do we humans like to play so much? Play sports, play tag, play the stock market, play Duck Duck Goose? We love it all. And we're not the only ones. Dogs, cats, bears, even birds seem to like to play. What are we all doing? Is there a point to it all?
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Japan in the Heian Period and Cultural History: Crash Course World History 227

1,327 views / 7 likes - added 9 years ago

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

693 views / 0 likes - added 8 years ago

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

975 views / 0 likes - added 8 years ago

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
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The Big Bang: Crash Course Big History #1

1,198 views / 4 likes - added 9 years ago

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
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Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature #5

861 views / 3 likes - added 9 years ago

SPOILER ALERT: This video assumes you've read the book. In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit o
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How do investors choose stocks? - Richard Coffin

384 views / 0 likes - added 3 years ago

Explore the strategies investors use to choose stocks and learn whether its better to be an active or passive investor. --Every day, billions of stocks are traded on the New York Stock Exchange alone. But with over 43,000 companies listed on stock exchang
01:29
Watch a robotic exoskeleton help a stroke patient walk

614 views / 0 likes - added 6 years ago

DARPA-backed tech could decrease recovery time. Read more: http://scim.ag/2tKwlTq
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Philipp's Duca

479 views / 0 likes - added 6 years ago

In thia video you will not only hear but also see a very rare mechanical instrument. This is a Duca reproducing piano manufactured by the clever guys at Philipps from 1908 thru about 1929. The roll you hear is roll number 318: Walzer No. 9.10.13.15 für Pi
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What's really behind ‘gluten sensitivity’?

384 views / 0 likes - added 6 years ago

Are people really reacting to wheat? The latest research into gluten sensitivity says there's still a lot to learn about gluten, wheat, and FODMAPs. Learn more: https://scim.ag/2J7HgNw producer/editor/script/animator/narrator Nguyen Khoi Nguyen supervisin
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The formula for selling a million-dollar work of art

645 views / 0 likes - added 7 years ago

The global art market was worth $64 billion in 2015. This is how such a niche market thrives worldwide. Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out http://www.v
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The Solar System -- Our Home In Space

1,585 views / 0 likes - added 8 years ago

An Infographic trip through the wonders of the solar system. The solar system - well known from countless documentaries. 3D animation on black background. This infographic videos tries something different. Animated infographics and a focus on minimalistic
The Letters

109 views / 0 likes - added 2 years ago

Women play a major role in shaping climate-resilient societies. Their needs and capacities can lay the foundation for solutions that not only address the climate crisis but also pave the way for a sustainable recovery from the COVID-19 pandemic. We need t
02:26
How Oculus Cracked The Impossible Design Of VR

477 views / 0 likes - added 8 years ago

The Oculus Rift is now shipping. Four years of intense work led to this moment. WIRED got to look at some of the early prototypes that would have never made it to market.
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Turning up plant efficiency

621 views / 0 likes - added 7 years ago

A small change to recovery mechanism means big change in crop output. Genetically modified tobacco plants turn on photosynthesis faster when shade follows dangerous sunlight. Learn more: http://bit.ly/2g28Knv Read the research: http://bit.ly/2gkxJVr
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Minimum Wage and Price Floors

549 views / 0 likes - added 9 years ago

How a minimum wage might effect the labor market More free lessons at: http://www.khanacademy.org/video?v=j0c2vmFGbtk
05:46
Total Consumer Surplus as Area

468 views / 0 likes - added 9 years ago

Looking at consumer surplus as area between the demand curve and the market price More free lessons at: http://www.khanacademy.org/video?v=RBUBIRtn0xQ
11:42
Banking 14: Fed Funds Rate

689 views / 0 likes - added 9 years ago

How open market operations effect the rate at which banks lend to each other overnight. More free lessons at: http://www.khanacademy.org/video?v=IniG1KkPS2c
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Making Handmade Candy Humbugs | Où se trouve: Stilwells

602 views / 0 likes - added 5 years ago

Making hard candy mint Humbugs. This handmade candy takes many steps to complete. Handmade hard candy Humbugs is an old fashioned delicious treat. Wait for the snake at the end! Subscribe for more videos like this: https://www.youtube.com/channel/UCdXCDBx
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Recovering a $10 Million Satellite... by Hand

595 views / 0 likes - added 7 years ago

Astronauts work to recover the Spartan satellite, which is spinning loose in space. When traditional recovery methods fail, they have to consider a more dangerous option. Watch full episodes of NASA's Unexplained Files: https://www.sciencechannelgo.com/na
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Civil War Veterans Playing Instruments (Live With Sound) - Enhanced Video [4k, 60 fps]

88 views / 0 likes - added 1 year ago

This is believed to be the only known video clip with sound of Civil War Veterans playing their instruments. It's likely either from the 1929 GAR Encampment in Portland, Maine (Sept. 8-13), or from the 1938 Reunion in Gettysburg, Pennsylvania, which had b
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How Evolution Works

1,819 views / 0 likes - added 8 years ago

The mechanisms of evolution explained in one video. The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today. Un
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06:17 Popular
Three Ways To Destroy The Universe

1,051 views / 1 likes - added 8 years ago

How will the Universe die? Everybody dies. The universe too? Well, probably. What are the current theories about the end of everything? And how creepy exactly are these theories? (Spoiler: very creepy). But there might be hope... Follow us on Twitter: htt
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Why are Movie Theater Concessions So Expensive? (The US v Paramount)

757 views / 0 likes - added 7 years ago

→Signup for your FREE trial to The Great Courses Plus here: http://ow.ly/ixNM30beNK6 →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKt
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The Gulf Stream & Climate Change

949 views / 2 likes - added 8 years ago

Learn about the role of the sea in global warming. The global conveyer belt is part of the large-scale ocean circulation that is driven by differences in the density of the waters. It plays a key role in keeping the climate at balance and Europe warm. Glo
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Coastal Wetlands Are a Critical Ecosystem for a Healthy Climate | Pew

135 views / 2 likes - added 1 year ago

Coastal wetlands can help countries strengthen their economies, enhance the lives and livelihoods of their people, protect biodiversity, and help to achieve international climate commitments.By buffering against storm surges, filtering water, sustaining b
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How To Step Up In The Face Of Disaster - Caitria + Morgan O'Neill

814 views / 0 likes - added 8 years ago

After a natural disaster strikes, there's only a tiny window of opportunity to rally effective recovery efforts before the world turns their attention elsewhere. Who should be in charge? When a freak tornado hit their hometown, sisters Caitria and Morgan
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Why Do Pumpkins Get So Big? | SciShow Kids

96 views / 0 likes - added 7 months ago

Teachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!It's almost Jack O' Lantern time! Which has Squeaks wondering why pumpkins get so big and other vegetables don't. First Grade Next Generation Scie
05:04 Popular
Fracking Explained: Opportunity Or Danger

842 views / 1 likes - added 8 years ago

Fracking explained in five minutes. Fracking is a controversial topic. On the one side the gas drilling companies, on the other citizen opposed to this drilling method. Politicians are also divided on the matter. We try to take a neutral look on fracking.
06:35
Why are Buffalo Wings Called That?

665 views / 0 likes - added 6 years ago

Free monthly data with TunnelBear: http://tunnelbear.com/brainfood If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voic
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Nintendo: From Feudal Japan to Pokémon GO

700 views / 0 likes - added 7 years ago

Support us on Patreon to vote on which company we do next: https://www.patreon.com/business_casual Join us at our subreddit and on social media: Reddit: https://reddit.com/r/businesscasual Facebook: https://www.facebook.com/business.casual.yt Twitter: htt
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Cats and Dogs | SciShow Kids Compilation

299 views / 0 likes - added 2 years ago

Anthony and Squeaks are spending the day watching videos all about cats and dogs of all varieties and theyre learning all sorts of interesting things along the way!Hosted by: Anthony Brown----------Love SciShow Kids and want to help support it? Become a P
00:59
How Old Is The Water You Drink?

160 views / 0 likes - added 1 year ago

footage sources: https://www.eso.org/public/videos/eso1626c/ https://commons.wikimedia.org/wiki/File:A_Molecular_Dynamics_Simulation_of_Liquid_Water_at_298_K.webm https://commons.wikimedia.org/wiki/File:NASA%27s_Fermi_Links_Cosmic_Neutrino_to_Monster_Blac
Hand-Raising a Rescued Baby Echidna

254 views / 0 likes - added 1 year ago

No two days, weeks or years are ever the same at our Taronga Wildlife Hospital and that's certainly the case for one of our amazing vet nurses Sarah who is currently hand-raising an adorable echidna puggle.The puggle was bought into the hospital after mem
10:54 Popular
Animal Behavior - CrashCourse Biology #25

1,149 views / 0 likes - added 9 years ago

Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like Crash Course on Facebook: http://www.facebook.com/youtubecrashcour
03:48 Popular
Journey Of A Specialty Coffee Bean: From Cherry To Cup

796 views / 0 likes - added 8 years ago

That tasty cup of java from your favorite gourmet coffee shop began life on a farm thousands of miles away. Farmers who cater to the specialty coffee market compete on quality. And some use the higher prices their beans fetch to reinvest in their business
01:50
Can you tell a real laugh from a fake one?

448 views / 0 likes - added 5 years ago

Researchers find that 21 different cultures know the difference Read more: https://scim.ag/2K9Sz9m CREDITS producer Sarah Crespi story by Marcus Woo citation G. A. Bryant et al., Psychological Science 2018 research audio Greg Bryant little girl tickles vi
08:20
Producer Surplus

560 views / 0 likes - added 9 years ago

Looking at the supply curve as an opportunity cost curve. Understanding the producer surplus as the area between the supply curve and the market price More free lessons at: http://www.khanacademy.org/video?v=-V-Y5klejSg
00:46
Why do leaves change color? | SciShow Kids

114 views / 0 likes - added 6 months ago

Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Arwen Hubbard: WriterKyle Nackers: Fact CheckerAlex Billow: Script EditorMadison Lynn: VideographerStefan Chin: EditorJosef "Tuna" Metesh: Sound DesignerAimee Roberts: Art Director/PuppeteerSam Schultz:
03:08 Popular
How Ballet Pointe Shoes Are Made

710 views / 1 likes - added 6 years ago

Freed of London has been making ballet shoes since 1929. Because a ballerina can go through 10 pointe shoes a week, Freed makes thousands of handmade shoes a year. Each pointe shoe has four main components: the sole, toe box, fabric, and elastic. See more
09:54
Inside Hong Kong’s cage homes

669 views / 0 likes - added 5 years ago

When houses are the size of parking spaces. Follow Johnny on Instagram: https://www.instagram.com/johnnywharris/ Follow the Vox Borders watch page: https://www.facebook.com/VoxBorders/ Sign up for the Borders newsletter: http://www.vox.com/borders-email W
04:17 Popular
The Story Behind the Morton's Salt Girl

840 views / 0 likes - added 7 years ago

If you happen to like our videos and have a few bucks to spare to support our efforts, check out our Patreon page where we've got a variety of perks for our Patrons, including Simon's voice on your GPS and the ever requested Simon Whistler whistling packa
04:10 Popular
Can I Get My Face On Currency?

1,493 views / 0 likes - added 8 years ago

Forget the normal 15 minutes of fame – the real ticket to immortalizing your legacy is to get your face on currency. But how does it work? Join Cristen to learn more. Learn more at HowStuffWorks.com: http://money.howstuffworks.com/currency.htm Share on Fa
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05:34
Growing Plants Without Soil! | Squeaks Grows a Garden! | SciShow Kids

138 views / 0 likes - added 1 year ago

Teachers and parents: scroll down to check out the Next Generation Science Standards (NGSS) for this episode!Today, Squeaks and Mister Brown explore the world of plants with an experiment! They'll learn what plants actually need to grow, which can help th
07:11
The History And Future Of Everything -- Time

640 views / 0 likes - added 8 years ago

How much time do you have left? Time makes sense in small pieces. But when you look at huge stretches of time, it's almost impossible to wrap your head around things. So we teamed up with the awesome blog "Wait but Why" and made this video to help you put
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02:31
Smart plants could soon detect deadly radon and mold in your home

446 views / 0 likes - added 5 years ago

Bioengineered leaves could change color in response to dangerous compounds Read more - https://scim.ag/2JEavUr CREDIT ------------------------ editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Chris Burns Sarah Crespi Catherine
03:18
Thailand’s Floating Markets Serve Up a Feast on the Water

472 views / 0 likes - added 6 years ago

For hundreds of years, floating markets have been at the center of communities in Thailand. Originally built along canals and rivers, the markets emerged during a time when water transport played an important role in daily life. Today, one of the country’
02:40
This ‘two-faced’ membrane can create electricity—from nothing but salty water

355 views / 0 likes - added 5 years ago

New membrane acts as one-way path for charged particles Read more - https://scim.ag/2Sn4gKy Read the paper - https://scim.ag/2O6o01r CREDITS --------------------------- editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Sarah Cr
03:42
A revolutionary treatment for allergies to peanuts and other foods

405 views / 0 likes - added 5 years ago

Eating small but increasing doses of peanuts seems to protect kids with peanut allergies, but the therapy comes with risks and unknowns Read more - https://scim.ag/2S0Hece CREDITS ---------------------- editor/animator/narrator Chris Burns supervising pro
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,076 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours
15:58
The Business Of Amazon Shipping Boxes

462 views / 0 likes - added 4 years ago

Cardboard boxes are a really big deal in the U.S. Amazon alone shipped over 5 billion packages through Prime in 2017. But as Amazon moves to plastic mailers and paper mailers the corrugated box market is bracing for the fallout. There are other players in
03:55
A Case Of What-Ifs

641 views / 0 likes - added 8 years ago

Variables: What are they? In the case of engineering, variables are a condition or value that can change. Sometimes we control a variable, sometimes we don't. In this episode of Crash Course Kids, Sabrina chats to us about how variables affect our choices
08:47
How tax breaks help the rich

699 views / 1 likes - added 6 years ago

The US has a problem with income inequality. The current tax code makes it worse. Subscribe to our channel! http://goo.gl/0bsAjO Check out our full video catalog: http://goo.gl/IZONyE Follow Vox on Twitter: http://goo.gl/XFrZ5H Or on Facebook: http://goo.
02:55
Orangutans are the only great apes—besides humans—to ‘talk’ about the past

453 views / 0 likes - added 5 years ago

New finding may shed light on the evolution of language Read more - https://scim.ag/2Te6M6f CREDITS ------------------ editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Chris Burns Sarah Crespi Catherine Matacic citation A. R.
12:46 New
5 Remarkable Destinations For Your Next Holiday

12 views / 0 likes - added 6 days ago

Summer is just around the corner! From a rabbit-filled island, to saunas in Finland and even a railway market in Thailand (yes, you read that right), these must-see destinations are unique in every way and they will have you wondering what other special a
02:50
Neutron Star Collisions Create Gold

560 views / 0 likes - added 6 years ago

Astrophysicists searching for gravitational waves have finally learned what happens when you crash two neutron stars together--and it's very, very shiny.
03:01
Ammonia—a renewable fuel made from sun, air, and water—could power the globe without carbon

540 views / 0 likes - added 5 years ago

With copious solar and wind power, Australia aims to displace Haber-Bosch, a dirty, 100-year-old recipe for making ammonia Read more - https://scim.ag/2KQRHH6 CREDITS -------------------------- editor/animator/narrator Chris Burns supervising producer Sar
24:24
Coolest Ocean Facts! | SciShow Kids Compilation

33 views / 0 likes - added 2 weeks ago

Squeaks and Sam learn all about the biggest, strongest, coolest, best things in the ocean.Hosted by: Sam Schultz ----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowkidsIf you have a question
02:22 Popular
Machine Learning Controls Weed Sprayer Machine. Helps Environment.

780 views / 0 likes - added 6 years ago

Blue River Technology's See & Spray machine equips farmers to apply herbicide only to weeds, using less than 1/10th the herbicide of typical weed control. See & Spray uses machine learning and robotics to bring to market the world's first machine
00:37
What is the fall equinox? | SciShow Kids

69 views / 0 likes - added 6 months ago

Hosted by: Sam SchultzKaitie Janecke Soltesz: WriterKyle Nackers: Fact CheckerJD Voyek: Script EditorMadison Lynn: VideographerStefan Chin: EditorJosef "Tuna" Metesh: Sound DesignerAimee Roberts: Art DirectorDaniel Comiskey: Editorial DirectorSavannah Gea
08:02 Popular
How REALISTIC can your ROBLOX avatar be?

1,325 views / 7 likes - added 2 years ago

USE STAR CODE FLAMINGOToday I create the most realistic Roblox character ever . Please raise the Roblox stock

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