Search Results: "migration crash european history"
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10:10 Popular
Psychological Disorders: Crash Course Psychology #28
882 views / 0 likes - added***SUBBABLE MESSAGES*** To: Lola From: Daddy You are the best, I love you. *** To: Future Lia From: Mom and Dad Remember that learning isn't just useful, but also really fun! *** You can directly support Crash Course at http://www.subbable.com/crashcourse
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09:15
The Future of Virtual Reality: Crash Course Games #21
647 views / 2 likes - addedToday, we’re going to take a look at a seemingly cutting-edge technology that has actually been around for decades - virtual reality. Virtual reality devices have been introduced multiple times in the video game era, but they never seem to stick. But why
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05:17 Popular
The Engineering Process: Crash Course Kids #12.2
6,264 views / 15 likes - addedSo, how do we go about being engineers? In this episode of Crash Course Kids, Sabrina talks to us about the Engineering Process and why we should do things in order, as well as many of the questions we should ask along the way. This first series is based
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10:24
Why is there Social Stratification?: Crash Course Sociology #22
643 views / 1 likes - addedAs we get into our unit on stratification, we inevitably return to our old friends, the three sociological paradigms. How to structural functionalism, social conflict theory, and symbolic interactionism each think about stratification? How does ideology a
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11:09
Biomedical Treatments: Crash Course Psychology #36
695 views / 0 likes - addedYou 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.
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04:28 Popular
Life On Other Planets: Crash Course Kids #45.1
1,046 views / 0 likes - addedHave 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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12:22
Creation from the Void: Crash Course Mythology #2
656 views / 0 likes - addedToday on Crash Course Mythology we’re starting in on creation stories. This week, we’ll focus on the creation of the universe out of nothing, or Ex Nihlio creation. Basically, a god decides to make a universe out of nothing. We’ll look a
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05:30 Popular
Let's Fly!: Crash Course Kids 26.2
875 views / 1 likes - addedSelecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows us how to do just
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10:08 Popular
Social Influence: Crash Course Psychology #38
778 views / 0 likes - addedYou 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.
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11:34 Popular
Marginal Analysis, Roller Coasters, Elasticity, And Van Gogh: Crash Course Econ #18
1,110 views / 0 likes - addedThis week Jacob and Adriene teach you about marginal analysis, which you're using RIGHT NOW! The video is coming from inside the house! Or something. You'll learn how marginal analysis guides the decision making if cities, nations, companies, and amusemen
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14:16
Using Wikipedia: Crash Course Navigating Digital Information #5
297 views / 0 likes - addedLet's talk about Wikipedia. Wikipedia is often maligned by teachers and twitter trolls alike as an unreliable source. And yes, it does sometimes have major errors and omissions, but Wikipedia is also the Internet's largest general reference work and as su
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09:34 Popular
Metaethics: Crash Course Philosophy #32
912 views / 0 likes - addedWe begin our unit on ethics with a look at metaethics. Hank explains three forms of moral realism – moral absolutism, and cultural relativism, including the difference between descriptive and normative cultural relativism – and moral subjectivism, which i
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09:11
How To Become An Engineer: Crash Course Engineering #45
354 views / 0 likes - addedHopefully this course has gotten you excited about all the things we can do with engineering. If so, today were going to try to help you answer a very important question: how do you become an engineer? What are the steps? What kinds of careers can you pur
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11:04 Popular
Newton's Laws: Crash Course Physics #5
1,716 views / 2 likes - addedI'm sure you've heard of Isaac Newton and maybe of some of his laws. Like, that thing about "equal and opposite reactions" and such. But what do his laws mean? And how do they help us understand the world around us? In this episode of Crash Course Physics
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Fixing Failure Points: Crash Course Kids #42.2
171 views / 0 likes - addedNow that we've talked about failure points, let's talk about how to fix them. In this episode of Crash Course Kids, Sabrina shows us how to set up models and trails to find and fix failure points. ///Standards Used in This Video///3-5-ETS1-3. Plan and car
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13:43 Popular
Macroeconomics: Crash Course Economics #5
1,073 views / 0 likes - addedThis week, Adriene and Jacob teach you about macroeconomics. This is the stuff of big picture economics, and the major movers in the economy. Like taxes and monetary policy and inflation and policy. We need this stuff, because if you don't have a big pict
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10:42 Popular
Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology #15
911 views / 1 likes - addedYou 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.
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04:40 Popular
Planetary Plants: Crash Course Kids #45.2
999 views / 0 likes - addedSo we know what life needs here to work, and we've talked a little about what life COULD look like on other planets. But what about plant life? What could plant life look like on other planets? In this episode of Crash Course Kids, Sabrina chats to us jus
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10:38 Popular
5 Human Impacts On The Environment: Crash Course Ecology #10
1,583 views / 1 likes - addedHank 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
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09:52
Social Groups: Crash Course Sociology #16
695 views / 1 likes - addedHow do the groups that you're part of affect you? How do you, in turn, affect those groups? Today we are talking about how people in society come together with a look at social groups. We’ll look at what social groups are, the different kinds of groups th
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10:48 Popular
Social Thinking: Crash Course Psychology #37
720 views / 0 likes - addedYou 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.
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21:54 New
The History of Barbecue
12 views / 0 likes - addedGet 4 months extra on a 2-year plan https://nordvpn.com/maxmiller. It's risk-free with Nord's 30-day money-back guarantee. Thanks to NordVPN for sponsoring this video.Get the apron here! https://crowdmade.com/collections/tastinghistory/products/tasting-hi
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09:22 Popular
Aristotle & Virtue Theory: Crash Course Philosophy #38
1,041 views / 0 likes - addedThis week we explore final ethical theory in this unit: Aristotle’s virtue theory. Hank explains the Golden Mean, and how it exists as the midpoint between vices of excess and deficiency. We’ll also discuss moral exemplars, and introduce the concept of “e
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08:47
Psychology of Gaming: Crash Course Games #16
603 views / 1 likes - addedSo we’ve talked a lot about what makes games so great in this series, but we haven’t really addressed the big question: why do we play games anyway? And well, the answer is pretty complicated, especially when you consider that some people really like card
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03:01 Popular
Try Trials: Crash Course Kids #39.2
896 views / 0 likes - addedWe've talked about variables and solving problems. But how do we keep working on a problem if the first solution doesn't fix it? Trials! In this episode of Crash Course Kids, Sabrina shows us how to use Trials to figure out what the problems are with our
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03:51 Popular
Chemical Changes: Crash Course Kids #19.2
4,583 views / 7 likes - addedWe've talked about mixtures and solutions, solutes and solvents, but what about things that can't be undone? What about Chemical Changes? Would it surprise you to know that baking a cake is a Chemical Change? Or striking a match? In this episode of Crash
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10:12 Popular
Eating and Body Dysmorphic Disorders: Crash Course Psychology #33
747 views / 0 likes - addedGet Help: If you think you have an eating disorder, please contact http://www.nationaleatingdisorders.org/ for help! You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we'r
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12:03 Popular
Files & File Systems: Crash Course Computer Science #20
815 views / 0 likes - addedToday we’re going to look at how our computers read and interpret computer files. We’ll talk about how some popular file formats like txt, wave, and bitmap are encoded and decoded giving us pretty pictures and lifelike recordings from just strings of 1’s
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09:58 Popular
Game Design: Crash Course Games #19
776 views / 0 likes - addedGood game design is essential for a positive player experience whether it’s a board games, video game, or even dice game. So today, we’re going to take some time to give you an introductory overview of the process of creating a game, and talk about some o
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10:40 Popular
Hearing & Balance: Crash Course A&P #17
1,239 views / 0 likes - addedCrash Course A&P continues the journey through sensory systems with a look at how your sense of hearing works. We follow sounds as they work there way into the ear where they are registered and transformed into action potentials. This mechanism not only h
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06:07 Popular
History Vs. Genghis Khan - Alex Gendler
1,068 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/history-vs-genghis-khan-alex-gendler He was one of the most fearsome warlords who ever lived, waging an unstoppable conquest across the Eurasian continent. But was Genghis Khan a vicious barbarian or a unifier w
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08:55 Popular
Compatibilism: Crash Course Philosophy #25
775 views / 0 likes - addedAs we continue explore free will, today Hank considers a middle ground between hard determinism and libertarian free will: compatibilism. This view seeks to find ways that our internally motivated actions can be understood as free in a deterministic world
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09:44 Popular
Immune System, Part 2: Crash Course A&P #46
1,049 views / 0 likes - addedIn the penultimate episode of Crash Course Anatomy & Physiology, Hank explains your adaptive immune system. The adaptive immune system's humoral response guards extracellular terrain against pathogens. Hank also explains B cells, antibodies, and how vacci
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10:17 Popular
Monopolies And Anti-Competitive Markets: Crash Course Economics #25
1,218 views / 0 likes - addedWhat is a monopoly? It turns out, it's more than just a board game. It's a terrible, terrible economic practice in which giant corporations dominate markets and hurt consumers. Except when it isn't. In some industries, monopolies are the most efficient wa
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10:15 Popular
What Is Justice?: Crash Course Philosophy #40
916 views / 0 likes - addedIn today’s episode, Hank asks you to consider all the ways people talk about justice and what we really mean when we use that word. We’ll explain various theories of justice, just distribution, and different approaches to punishment. Want more Crash Cours
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04:32 Popular
A brief history of graffiti - Kelly Wall
1,166 views / 2 likes - addedView full lesson: http://ed.ted.com/lessons/a-brief-history-of-graffiti-kelly-wall Spray-painted subway cars, tagged bridges, mural-covered walls – graffiti pops up boldly throughout our cities. And it turns out: it’s nothing new. Graffiti has been around
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10:41
Aggression V. Altruism: Crash Course Psychology #40
691 views / 0 likes - addedYou 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.
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09:50 Popular
The Growth of Knowledge: Crash Course Psychology #18
1,044 views / 0 likes - addedYou 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.
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10:05 Popular
Economic Schools Of Thought: Crash Course Economics #14
968 views / 0 likes - addedWe talk a lot about Keynesian economics on this show, pretty much because the real world currently runs on Keynesian principles. That said, there are some other economic ideas out there, and today we're going to talk about a few of them. So, if you've bee
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04:06 Popular
Succeed By Failing: Crash Course Kids #42.1
875 views / 0 likes - addedWe all know that failure is bad... but is it? Actually, Engineers need things to fail so they can understand how to make things better. In this episode of Crash Course Kids, Sabrina chats to us about failure points and how they can help us find better sol
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09:37 Popular
Immune System, Part 3: Crash Course A&P #47
866 views / 0 likes - addedTHE FINAL SHOWDOWN! This is the last episode on the immune system and also the very last episode of Crash Course Anatomy & Physiology. In it, Hank explains how the cellular immune response uses helper, cytotoxic, and regulatory T cells to attack body cell
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10:34 Popular
The Global Carbon Cycle - Crash Course Chemistry #46
1,711 views / 0 likes - addedYou 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.
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09:44 Popular
Arguments Against Personal Identity: Crash Course Philosophy #20
774 views / 0 likes - addedHow can Daenerys Targaryen help us understand personal identity? Find out as Hank continues our exploration of personal identity, learning about Hume’s bundle theory and Parfit’s theory of survival through psychological connectedness. Get your own Crash C
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11:44 Popular
The Nervous System, Part 2 - Action! Potential!: Crash Course A&P #9
1,155 views / 0 likes - added•••SUBBABLE MESSAGE••• TO: Carla FROM: Christopher Next stop is whenever. Just be like, "stop." *** 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
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10:58 Popular
Personality Disorders: Crash Course Psychology #34
886 views / 1 likes - addedYou 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.
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10:02 Popular
Peripheral Nervous System: Crash Course A&P #12
1,542 views / 2 likes - addedIt is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent divisions, how it proc
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04:41 Popular
The history of chocolate - Deanna Pucciarelli
1,107 views / 2 likes - addedView full lesson: http://ed.ted.com/lessons/the-history-of-chocolate-deanna-pucciarelli If you can’t imagine life without chocolate, you’re lucky you weren’t born before the 16th century. Until then, chocolate only existed as a bitter, foamy drink in Meso
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10:59 Popular
Friction: Crash Course Physics #6
1,320 views / 2 likes - addedThis episode is sponsored by Audible. Try Audible: http://audible.com/crashcourse Why is it hard to move a heavy bookcase across a carpeted floor? And why is it easier to keep it moving than it was to get it started moving? You might think it's all about
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09:30 Popular
YouTube Couldn't Exist Without Communications & Signal Processing: Crash Course Engineering #42
1,052 views / 0 likes - addedEngineering helped make this video possible. This week well look at how its possible for you to watch this video with the fundamentals of signal processing. Well explore things from Morse Code, to problems like bandwidth capacity and noise, to how we arri
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04:27 Popular
The Robot Challenge: Crash Course Kids #47.1
726 views / 0 likes - addedRobots! They're everywhere. We use them for all kinds of things that we can't, or don't want to do. In this episode of Crash Course Kids, Sabrina shares a problem with us that can probably be solved by building an awesome robot. So let's take the robot ch
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10:30
Input Devices: Crash Course Games #24
477 views / 0 likes - addedToday we’re going to talk about controllers. Controllers are incredibly important in the gaming experience because they are how we communicate actions within a game and often play a significant role in why we like or dislike certain games. And over the ye
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04:11 Popular
The Great Picnic Mix Up: Crash Course Kids #19.1
1,819 views / 1 likes - addedSo you know that iced tea you like so much? Or that sweet soda drink? They're actually a few different things combined to make a new thing. In this episode of Crash Course Kids, Sabrina talks about all the different mixtures, solutions, and ants that can
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02:59 Popular
Down To Earth: Crash Course Kids #4.2
1,635 views / 0 likes - addedIn 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! /
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03:04 Popular
Here Comes The Sun: Crash Course Kids #5.1
2,013 views / 7 likes - addedUpdated with fix. Thanks for pointing that out!!! :) Every hear of "Sol"? Sure you have! It's our Sun! It sits at the center of our 8 planet solar system, providing us with heat and light. But how does that energy get to us? In this episode of Crash Cours
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10:00 Popular
International IP Law: Crash Course Intellectual Property #6
750 views / 0 likes - addedThis week, Stan Muller teaches you how intellectual property law functions internationally. Like, between countries. Well, guess what. There's kind of no such thing as international law. But we can talk about treaties. There are a bevy of international tr
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05:29 Popular
Water Fix!: Crash Course Kids #36.2
1,084 views / 3 likes - addedHow can we fix water shortages? Well, we know that shortages are a problem and can cause fighting because water is a resource. When you limit a resource, things get scary. But, in this episode of Crash Course Kids, Sabrina talks about ways that we can hel
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04:30 Popular
What's An Engineer? Crash Course Kids #12.1
1,412 views / 3 likes - addedYou've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about what they do and
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11:08
Handhelds: Crash Course Games #23
684 views / 0 likes - addedToday, we’re going to talk about the gaming devices that combine the screen, speakers, controls, and computer into one neat little package - that’s right we’re talking about handheld game consoles. Handhelds have actually been around since the mid 1970s,
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10:12 Popular
The Meaning Of Knowledge: Crash Course Philosophy #7
779 views / 0 likes - addedOn today’s episode...CATS. Also: Hank talks about some philosophy stuff, like a few of the key concepts philosophers use when discussing belief and knowledge, such as what defines an assertion and a proposition, and that belief is a kind of propositional
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25:04 Popular
Space Compilation: Crash Course Kids
1,009 views / 0 likes - addedMaybe you'd like to just hear about one topic for a while. We understand. Thus, we've created our Compilation Series. In this video, we look at some of our videos about Space. Sabrina talks to us about the Sun, stars, the universe, and how constellations
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03:14 Popular
Feed Me: Classifying Organisms - Crash Course Kids #1.2
2,067 views / 5 likes - addedFEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first series is based on
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11:50 Popular
How to Train a Brain - Crash Course Psychology #11
1,124 views / 0 likes - addedYou 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.
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10:15 Popular
Price Controls, Subsidies, And The Risks Of Good Intentions: Crash Course Economics #20
807 views / 0 likes - addedSo, during times of inflation or deflation, why doesn't the government just set prices? It sounds reasonable, but price ceilings or floors just don't work. Adriene and Jacob explain why. Subsidies, however, are a little different, and sometimes they even
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10:48
The Raft, The River, And The Weird Ending Of Huckleberry Finn: Crash Course Literature 303
566 views / 0 likes - addedThis week, we're continuing our discussion of Mark Twain's 'The Adventures of Huckleberry Finn.' This is part two of our talk about Huck Finn, and this time we're looking at the metaphors in the book, a little bit about what the metaphors like the Island
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10:18 Popular
PC Gaming: Crash Course Games #20
708 views / 1 likes - addedToday, we're FINALLY going to talk about PC Gaming. So the personal computer is the precursor to the console, but it's not quite accurate to say that it just led to the console. PCs and the video games created on them have and continue to influence the re
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10:40
Citizen Kane: Crash Course Film Criticism #1
567 views / 0 likes - addedTry CuriosityStream today: http://curiositystream.com/crashcourse and use the promo code "crashcourse" to get the first two months free! Is Citizen Kane the BEST MOVIE EVER MADE? Is that even an answerable question? Michael Aranda will try to help us thro
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10:52
How YouTube knows what you should watch: Crash Course AI #15
452 views / 0 likes - addedSubscribe to Sound Field! https://www.youtube.com/channel/UCvMLMyKPomE6kTTL9Kv8Iww Today were going to talk about recommender systems which form the backbone of so much of the content we see online from video recommendations on YouTube and Netflix to ads
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04:38 Popular
A Brief History Of Religion In Art - TED-Ed
895 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/a-brief-history-of-religion-in-art-ted-ed Before we began putting art into museums, art mostly served as the visual counterpart to religious stories. Are these theological paintings, sculptures, textiles and ill
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10:12
Robotics: Crash Course AI #11
344 views / 0 likes - addedRobots arent like humans who can do a lot of different things. Theyre designed for very specific tasks like vacuuming our homes, assembling cars in a factory, or exploring the surface of other planets. So even though it may be a while before we have a gen
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04:27 Popular
Architecture Adventure: Crash Course Kids #47.2
1,016 views / 3 likes - addedIf we want to build a place for us to live, or to hang out, or do eat dinner with our friends, we're going to need a special kind of engineering called architecture. In this episode of Crash Course Kids, Sabrina gets us to help her build a place where she
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09:25 Popular
What's All The Yellen About? Monetary Policy And The Federal Reserve: Crash Course Economics #10
763 views / 0 likes - addedThis week on Crash Course Economics, we're talking about monetary policy. The reality of the world is that the United States (and most of the world's economies) are, to varying degrees, Keynesian. When things go wrong, economically, the central bank of th
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04:01 Popular
Astronaut Experiment: Crash Course Kids #32.2
726 views / 2 likes - addedAir resistance! It's a thing! In this episode of Crash Course Kids, Sabrina does her own Astronaut Experiment to show us how we can prove it! Watch More Crash Course Kids: https://www.youtube.com/user/crashcoursekids ///Standards Used in This Video/// 5-P
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09:09 Popular
Batman & Identity: Crash Course Philosophy #18
947 views / 1 likes - addedHank explores different ways of understanding identity – including the Indiscernibility of Identicals, and essential and accidental properties. In what ways does affect identity? In what ways does it not? What does it mean for a thing to persist over time
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13:02 Popular
What Is Myth? Crash Course Mythology #1
979 views / 4 likes - addedWelcome to Crash Course World Mythology, our latest adventure (and this series may be literally adventurous) in education. Over the next 40 episodes or so, we and Mike Rugnetta are going to learn about the world by looking at the foundational stories of a
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12:39
Psychology of Computing: Crash Course Computer Science #38
651 views / 0 likes - addedWe’ve spent most of this series talking about computers. Which makes sense - this is Crash Course COMPUTER SCIENCE after all. But at their core computers are tools employed by humans and humans are pretty complicated. So today, we’re going to discuss some
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04:44 Popular
Testing And Trials: Crash Course Kids #44.2
872 views / 1 likes - addedMore trials! This time we need to figure out what to do if you don't have all the things you'd like to have to perform your tests. How do you isolate a variable across multiple tests? A good engineer will work to find a way to make it happen. In this epis
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11:51
Supervised Machine Learning: Crash Course Statistics #36
391 views / 0 likes - addedWe've talked a lot about modeling data and making inferences about it, but today we're going to look towards the future at how machine learning is being used to build models to predict future outcomes. We'll discuss three popular types of supervised machi
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04:02 Popular
Fixing Failure Points: Crash Course Kids #42.2
742 views / 0 likes - addedNow that we've talked about failure points, let's talk about how to fix them. In this episode of Crash Course Kids, Sabrina shows us how to set up models and trails to find and fix failure points. Watch More Crash Course Kids: https://www.youtube.com/user
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11:46
What Is Artificial Intelligence? Crash Course AI #1
290 views / 0 likes - addedArtificial intelligence is everywhere and it's already making a huge impact on our lives. It's autocompleting texts on our cellphones, telling us which videos to watch on YouTube, beating us at video games, recognizing us in photos, ordering products in s
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12:35
Unsupervised Learning: Crash Course AI #6
321 views / 0 likes - addedFor more information go tohttps://wix.com/go/CRASHCOURSEToday, were moving on from artificial intelligence that needs training labels, called Supervised Learning, to Unsupervised Learning which is learning by finding patterns in the world. Well focus on t
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09:15 Popular
Federalism: Crash Course Government and Politics #4
704 views / 0 likes - addedIn which Craig Benzine teaches you about federalism, or the idea that in the United States, power is divided between the national government and the 50 state governments. Craig will teach you about how federalism has evolved over the history of the US, an
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08:33 Popular
Personal Identity: Crash Course Philosophy #19
873 views / 0 likes - addedToday Hank is building on last week’s exploration of identity to focus on personal identity. Does it in reside in your body? Is it in the collective memories of your consciousness? There are, of course, strengths and weaknesses to both of these ideas, and
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09:34 Popular
Endocrine System, Part 2 - Hormone Cascades: Crash Course A&P #24
900 views / 0 likes - addedIn the second half of our look at the endocrine system, Hank discusses chemical homeostasis and hormone cascades. Specifically, he looks at the hypothalamus-pituitary-thyroid axis, or HPT axis, and all the ways your body can suffer when that system, or yo
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05:08 Popular
A brief history of numerical systems - Alessandra King
1,575 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/a-brief-history-of-numerical-systems-alessandra-king 1, 2, 3, 4, 5, 6, 7, 8, 9... and 0. With just these ten symbols, we can write any rational number imaginable. But why these particular symbols? Why ten of the
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Matter Compilation: Crash Course Kids
5,652 views / 15 likes - addedMaybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about Matter. What is matter? What are particles? And why is this important to know? Did you know that coal can turn into diamonds? Or that so
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03:15 Popular
Resources: Welcome To The Neighborhood - Crash Course Kids #2.1
1,656 views / 8 likes - addedWelcome to the Neighborhood! Humans need a lot of things to survive (I'm sure you've noticed). We need food, water, and shelter and it takes a lot of resources to get all of those things. What are resources? In this episode of Crash Course Kids, Sabrina t
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09:30
Human History in a Marathon
288 views / 0 likes - addedIf every centimeter of human history is one year, then the timeline is the length of a full marathon.
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03:18 Popular
Engineering Games: Crash Course Kids #29.2
2,123 views / 7 likes - addedSo how can a game teach us about engineering? Pretty easily! When you're trying to solve a game, or a puzzle, or whatever, you will have a bunch of variables. The trick is knowing how to change one variable at a time to see what changes. In this episode o
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02:20
A Visual History of Light
537 views / 0 likes - added400,000 years ago, humans and Neanderthals created fire. This ignited a relationship between people and photons that changed the course of mankind—and continues to evolve to this day. Take a tour through the visual history of light. For a detailed t
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11:07
Invisible Man: Crash Course Literature 308
599 views / 2 likes - addedThis week, we’re on to reading Ralph Ellison’s great novel about the black experience in America after World War II, Invisible Man. John will teach you about Ellison’s nameless narrator, and his attempts to find his way in a social order that dehumanizes
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03:40 Popular
Defining A Problem: Crash Course Kids #18.1
1,505 views / 0 likes - addedSo, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer
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04:38 Popular
Bowled Over - Isolating Variables: Crash Course Kids #39.1
777 views / 0 likes - addedSo, variables. There are lots of them when trying to test an idea. The trick is to isolate one variable at a time to get reliable results every time. But, how do we do that? In this episode of Crash Course Kids, Sabrina shows us how to isolate variables a
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10:46 Popular
How Words Can Harm: Crash Course Philosophy #28
717 views / 0 likes - addedContent warning: today’s episode contains language that some viewers might find upsetting and that may not be viewable in all settings. We’ve talking about how language works and how powerful it can be. Sometimes, that power can be harmful. Today, Hank ex
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12:24
The Adventures Of Huckleberry Finn Part 1: Crash Course Literature #302
530 views / 1 likes - addedIn which John Green teaches you about Mark Twain's The Adventures of Huckleberry Finn. This week, we'll talk a little bit about Samuel Langhorne Clemens, who wrote under the name Mark Twain, and how he mined his early life for decades to produce his prett
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03:47 Popular
History Through The Eyes Of The Potato - Leo Bear-McGuinness
995 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/history-through-the-eyes-of-the-potato-leo-bear-mcguinness Baked or fried, boiled or roasted, as chips or fries; at some point in your life you’ve probably eaten a potato. But potatoes have played a much more si
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32:14 Popular
Engineering Compilation: Crash Course Kids
747 views / 0 likes - addedMaybe you'd like to just hear about one topic for a while. We understand. Thus, we've created our Compilation Series. In this first (and longest) compilation video, we look at some of our videos about Engineering. Sabrina helps us to understand how engine
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14:33 Popular
Gravity Compilation: Crash Course Kids
988 views / 2 likes - addedMaybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about Gravity. We'll learn about why we don't fly off into space, what mass has to do with it, how does air resistance work, and why gravity i
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10:18 Popular
Economic Systems And Macroeconomics: Crash Course Economics #3
1,003 views / 0 likes - addedIn which Jacob Clifford and Adrienne Hill teach you about Economic Systems and Macroeconomics. So, economics is basically about choices. We'll look at some of the broadest economic choices when we talk about the difference between planned economies and ma
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18:48
Musicians and Artists of History | Horrible Histories
171 views / 0 likes - addedSubscribe for more Horrible History: http://bit.ly/HorribleHistoriesSubscribeVisit our website: horrible-histories.co.ukFrom sensational Shakespeare to Leonardo Da Vinci, let's take a brief look at some of the musicians and artists from Horrible Histories
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09:02 Popular
Globalization And Trade And Poverty: Crash Course Economics #16
1,001 views / 0 likes - addedWhat is globalization? Is globalization a good thing or not. Well, I have an answer that may not surprise you: It's complicated. This week, Jacob and Adriene will argue that globalization is, in aggregate, good. Free trade and globalization tend to provid
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09:47
Non-Human Animals: Crash Course Philosophy #42
617 views / 0 likes - addedToday we are taking all the things we have learned this year about doing philosophy and applying that to moral considerations regarding non-human animals. We’ll explore what philosophers like Peter Singer and Carl Cohen have to say about their use, includ
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03:55 Popular
Over (to) The Moon: Crash Course Kids #13.2
1,039 views / 1 likes - addedSabrina gets a new set in this episode of Crash Course Kids. Do you want to be an astronaut? Would you like to someday walk on the moon? Well, you better learn a little about gravity so you can escape from Earth and head into space. Today, Sabrina chats w
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10:40 Popular
Motion In A Straight Line: Crash Course Physics #1
1,696 views / 1 likes - addedIn this, THE FIRST EPISODE of Crash Course Physics, your host Dr. Shini Somara introduces us to the ideas of motion in a straight line. She talks about displacement, acceleration, time, velocity, and the definition of acceleration. Also, how does a physic
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10:51
Trauma&Addiction: Crash Course Psychology #31
673 views / 0 likes - addedYou 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.
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11:10 Popular
How Computers Calculate - the ALU: Crash Course Computer Science #5
720 views / 0 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we're going to talk about a fundamental part of all modern computers. The thing that basically everything else uses - the Arithmetic and Logic Unit (or the ALU). The ALU
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11:36
The Dawn Of Video Games: Crash Course Games #3
679 views / 1 likes - addedOver the next few episodes we’re going to talk about the history of video games. Today, we’re going to start with the first re-programmable computers in the 1940’s. Now, these computers were serious tools. They were for codebreaking and calculating artill
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09:36
Political Campaigns: Crash Course Government And Politics #39
559 views / 0 likes - addedSo political campaigns are a pretty big deal in the United States. For instance the 2012 presidential election clocked in at the most expensive ever - at around $6 billion dollars! Needless to say, money plays a very big role in American elections. So tod
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03:37 Popular
Up, Up & Away: Crash Course Kids #16.2
1,014 views / 0 likes - addedSo... what makes the wind? You might be surprised to learn that it has to do with two of Earth's spheres; The Hydrosphere and the Geosphere. In this episode of Crash Course Kids, Sabrina takes us to the beach to chat about how the wind comes into being an
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10:27 Popular
Kant & Categorical Imperatives: Crash Course Philosophy #35
994 views / 0 likes - addedOur next stop on our tour of ethics is Kant’s ethics. Today Hank explains hypothetical and categorical imperatives, the universalizability principle, autonomy, and what it means to treat people as ends-in-themselves, rather than as mere means. Get your ow
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09:54 Popular
Recession, Hyperinflation, And Stagflation: Crash Course Econ #13
985 views / 0 likes - addedIf you're ever put in charge of a national economy, there are a few things you should try to avoid. Before you laugh, just remember, you COULD be in charge of an economy someday. Someone has to do it, and anyway, if it could happen to Alan Greenspan, it c
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10:10
Skyscrapers, Statics, & Dynamics: Crash Course Engineering #26
275 views / 0 likes - addedWhat if you were on a high floor of a skyscraper and the building started swaying? Today well explore statics and dynamics, and what they mean for the structures we design. We look at the idea of static equilibrium, forces, and torques, and how free body
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04:27 Popular
The Hidden Worlds Within Natural History Museums - Joshua Drew
906 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/the-hidden-worlds-within-natural-history-museums-joshua-drew When you think of natural history museums, you might picture exhibits filled with ancient lifeless things, like dinosaurs or meteorites. But behind th
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09:04 Popular
Electrochemistry: Crash Course Chemistry #36
1,494 views / 0 likes - addedYou 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.
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09:14 Popular
Personhood: Crash Course Philosophy #21
822 views / 0 likes - addedNow that we’ve started talking about identity, today Hank tackles the question of personhood. Philosophers have tried to assess what constitutes personhood with a variety of different criteria, including genetic, cognitive, social, sentience, and the grad
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09:39 Popular
Vision: Crash Course A&P #18
1,272 views / 0 likes - addedNext stop in our tour of your sensory systems? VISION. With a little help from an optical illusion, we take a look inside your eyes to try to figure out how your sense of vision works -- and how it can be tricked. *** Table of Contents The Structure of th
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55:18
The hidden history of DNA - with Gareth Williams
118 views / 0 likes - addedWho were the unsung heroes behind the discovery of DNA? From its discovery in pus-soaked bandages in 1868, to the aftermath of Watson's best-seller The Double Helix a century later.Watch the Q&A here: https://youtu.be/XscH3mbyQU4Buy Gareth's book here: ht
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05:15
How inventions change history (for better and for worse) - Kenneth C. Davis
600 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/how-inventions-change-history-for-better-and-for-worse-kenneth-c-davis Invented in 1793, the cotton gin changed history for good and bad. By allowing one field hand to do the work of 10, it powered a new industr
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04:35 Popular
Designing A Trial: Crash Course Kids #44.1
879 views / 1 likes - addedIt's time to design some trials. Sometimes engineers need to figure out how to test ideas. In order to do that, we need to design trials to find failure points and see how things are going to work in the real world (with gravity, wind, and human error all
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29:39 Popular
An Economic History of the World Since 1400 | The Great Courses
859 views / 0 likes - addedhttps://www.thegreatcoursesplus.com/show/an_economic_history_of_the_world_since_1400?utm_source=US_SocialMedia&utm_medium=SocialMediaEditorialYoutube&utm_campaign=138569 Economics has, in many regards, created the world. Not only is it the process through
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09:23 Popular
Family Obligations: Crash Course Philosophy #43
766 views / 1 likes - addedFor most of you, your parents brought you into this world. They also fed you, and changed your diapers, and wiped your tears. They raised you. Yet, according to contemporary American philosopher Jane English, once you’re grown, you don’t owe your parents
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07:23
The First Home Consoles: Crash Course Games #5
546 views / 3 likes - addedSo last week Andre talked about Atari’s role in the rise of the video game industry, but Atari wasn’t the only major player in the 1970s. So we’re going to step back a few years and first talk about Ralph Baer who designed the first video game console - t
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11:15
Web Search: Crash Course AI #17
331 views / 0 likes - addedToday were going to talk about search engines, which are just AI systems that try to help us find what were looking for. Search engines can be the sort that serve up a list of results, like during a Google or Bing search, using web crawlers, an inverted i
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08:54
Poverty & Our Response To It: Crash Course Philosophy #44
658 views / 2 likes - addedWe’re picking up where we left off last time, exploring the “ethics of care” and how it applies to extreme poverty. Are we responding to global poverty in a moral way? Philosophers like Peter Singer argue that we have an obligation to prevent harm caused
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11:04
Chi-Square Tests: Crash Course Statistics #29
372 views / 0 likes - addedToday we're going to talk about Chi-Square Tests - which allow us to measure differences in strictly categorical data like hair color, dog breed, or academic degree. We'll cover the three main Chi-Square tests: goodness of fit test, test of independence,
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04:00 Popular
The Great Escape: Crash Course Kids #13.1
1,247 views / 2 likes - addedDo you know how many people have been to the moon? Only 12! Part of the reason it's so few is because of how difficult it is to escape Earth and get into space in the first place. In this episode of Crash Course Kids, Sabrina talks about gravity, escape v
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13:30
Degrees of Freedom and Effect Sizes: Crash Course Statistics #28
401 views / 1 likes - addedToday we're going to talk about degrees of freedom - which are the number of independent pieces of information that make up our models. More degrees of freedom typically mean more concrete results. But something that is statistically significant isn't alw
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11:39
100 Years of Solitude Part 1: Crash Course Literature 306
640 views / 1 likes - addedOur first of two episodes about Gabriel Garcia Marquez's novel, 100 Years of Solitude. This week, we're looking at the Buendia family, and their many generations of people with the same names. We'll also look at the fascinating way the author thinks about
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05:56 Popular
How One Teenager Unearthed Baseball's Untold History - Cam Perron
715 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/how-one-teenager-unearthed-baseball-s-untold-history-cam-perron Teenager Cam Perron loved baseball, so he began writing letters to the veteran players on his baseball cards. He only wanted autographs, but eventu
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03:41 Popular
Climate Change: Crash Course Kids #41.2
1,410 views / 6 likes - addedHow does climate change? And what happens to environments and ecosystems when it does? In this episode of Crash Course Kids, Sabrina shows us the effects that climate change can have and how one small change in an ecosystem can throw everything off. Watch
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14:02
Incredible Discoveries Found Underground That Changed History
514 views / 0 likes - addedLots of amazing finds and discoveries are made every day, but some have the ability to change history and significantly alter human history. Suggest a topic here to be turned into a video: http://bit.ly/2kwqhuh Subscribe for more! https://goo.gl/pgcoq1 St
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12:30
The Singularity, Skynet, and the Future of Computing: Crash Course Computer Science #40
537 views / 0 likes - addedIn our SERIES FINALE of Crash Course Computer Science we take a look towards the future! In the past 70 years electronic computing has fundamentally changed how we live our lives, and we believe it’s just getting started. From ubiquitous computing, artifi
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11:39 Popular
Copyright, Exceptions, And Fair Use: Crash Course Intellectual Property #3
729 views / 0 likes - addedStan Muller teaches you a few things about copyright enforcement, and talks about the exceptions to copyright enforcement. While there are several, the one you've probably heard of is Fair Use, and it's a pretty tricky one. We'll try to explain it, and te
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03:53 Popular
(LEGO) Block Party: Crash Course Kids #23.2
1,021 views / 0 likes - addedPlaying with LEGOS is fun. But, they can also teach us something about matter. In this episode of Crash Course Kids, Sabrina chats about chemical reactions and the Conservation of Matter. Watch More Crash Course Kids: https://www.youtube.com/user/crashcou
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03:18 Popular
Let's Make History…by Recording It - StoryCorps & TED Prize
804 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/let-s-make-history-by-recording-it-storycorps-ted-prize Download the StoryCorps app here: http://ow.ly/UZarA What if Anne Frank hadn’t kept a diary? What if no one could listen to Martin Luther King’s Mountainto
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09:24
The Impacts of Social Class: Crash Course Sociology #25
568 views / 0 likes - addedThis week we are building on last week’s outline of American stratification to explore how class differences affect people’s daily lives. We’ll explore variations in everything from values & beliefs to health outcomes, and look at how these things can per
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04:46 Popular
A Brief History Of Video Games (Part I) - Safwat Saleem
1,402 views / 4 likes - addedView full lesson: http://ed.ted.com/lessons/a-brief-history-of-video-games-part-i-safwat-saleem Video games are everywhere these days, but where did they actually come from? The history of video games is a complicated story that involves giant computers i
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03:12 Popular
Defining Gravity: Crash Course Kids #4.1
1,978 views / 7 likes - addedSo, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling things down, what we
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09:23 Popular
Joints: Crash Course A&P #20
974 views / 0 likes - addedWe continue our look at your bones and skeletal system, skipping over the silly kid's song in favor of a more detailed look at your your axial and appendicular skeleton. This episode also talks about the structural and functional classifications of your j
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09:14
LARP: Crash Course Games #26
466 views / 0 likes - addedToday we’re going to talk about LARPs or live action role-playing games. Larping tends to conjure up the image of a bunch of nerds hitting each other with foam weapons but it’s much more than that. LARPs merge performance, community, and art in a way that
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04:52 Popular
The history of the Cuban Missile Crisis - Matthew A. Jordan
846 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/the-history-of-the-cuban-missile-crisis-matthew-a-jordan Imagine going about your life knowing that, at any given moment, you and everyone you know could be wiped out without warning at the push of a button. Thi
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07:36 Popular
How Voters Decide: Crash Course Government And Politics #38
732 views / 0 likes - addedSo today, Craig is going to try to get inside the heads of voters by discussing how voters make decisions. Now obviously, like all decision making, voter decisions are influenced by a multitude of factors, but the three we are going to focus on today (and
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10:52 Popular
Orbitals: Crash Course Chemistry #25
891 views / 0 likes - addedIn this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten
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10:26
Exercise: Crash Course Study Skills #10
679 views / 0 likes - addedWe’re finally to the end of our time together here on Crash Course Study Skills, so this week we’re taking a more holistic approach to being the best learner you can. Part of taking care of your brain is taking care of your whole body, of which your brain
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11:19
The Cold War and Consumerism: Crash Course Computer Science #24
589 views / 0 likes - addedToday we’re going to step back from hardware and software, and take a closer look at how the backdrop of the cold war and space race and the rise of consumerism and globalization brought us from huge, expensive codebreaking machines in the 1940s to afford
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05:10 Popular
Spaced Out: Crash Course Kids #25.1
758 views / 2 likes - addedSo... how big is the Universe? It's big... really big... no, bigger than that... it's big. In this episode of Crash Course Kids, Sabrina gives us some perspective on this whole Universe thing and how we fit into it. Watch More Crash Course Kids: https://w
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11:38 Popular
The Central Processing Unit (CPU): Crash Course Computer Science #7
1,140 views / 0 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we’re going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU’s job is to execute the programs we know and love - you know like G
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09:05 Popular
The Bicameral Congress: Crash Course Government and Politics #2
709 views / 0 likes - addedIn which Craig Benzine teaches you about the United States Congress, and why it's bicameral, and what bicameral means. Craig tells you what the Senate and House of Representatives are for, some of the history of the institutions, and reveal to you just ho
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01:11
Where did dinosaurs come from? | Natural History Museum
452 views / 0 likes - addedDinosaurs came in all sorts of shapes and sizes, but what was it about three curious prehistoric reptiles that made scientists in the 1840s think they might somehow be linked?Discover more about the history of dinosaur discoveries: https://www.nhm.ac.uk/d
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11:32 Popular
OCD&Anxiety Disorders: Crash Course Psychology #29
905 views / 0 likes - addedYou 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.
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10:54 Popular
Intro to Psychology - Crash Course Psychology #1
1,009 views / 0 likes - addedYou 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.
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09:20 Popular
Lymphatic System: Crash Course A&P #44
1,690 views / 0 likes - addedToday Hank explains your unsung lymphatic system and how it supports cardiovascular function by collecting, filtering, and returning interstitial fluid back into the bloodstream via a system of lymphatic vessels. He also explains the system’s major role i
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12:05
You Know I'm All About that Bayes: Crash Course Statistics #24
365 views / 0 likes - addedToday were going to talk about Bayes Theorem and Bayesian hypothesis testing. Bayesian methods like these are different from how we've been approaching statistics so far, because they allow us to update our beliefs as we gather new information - which is
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12:29
Training Neural Networks: Crash Course AI #4
313 views / 0 likes - addedToday were going to talk about how neurons in a neural network learn by getting their math adjusted, called backpropagation, and how we can optimize networks by finding the best combinations of weights to minimize error. Then well send John Green Bot into
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04:16 Popular
The Basics Of Freshwater: Crash Course Kids 14.1
1,982 views / 6 likes - addedWe have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this episode of Crash Cou
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04:51 Popular
Corruption, Wealth And Beauty: The History Of The Venetian Gondola - Laura Morelli
802 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/corruption-wealth-and-beauty-the-history-of-the-venetian-gondola-laura-morelli It’s hard to imagine Venice without the curious, banana-shaped gondolas that glide down the canals. How did these boats come to be t
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10:44 Popular
Heat Engines, Refrigerators, & Cycles: Crash Course Engineering #11
894 views / 0 likes - addedCycles are a big deal in engineering. Today well explain what they are and how theyre used in heat engines, refrigerators, and heat pumps. Well also discuss phase diagrams and the power of using renewable energy resourcesCrash Course Engineering is produc
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12:02
The Olympics, FIFA, and why we love sports: Crash Course Games #17
625 views / 1 likes - addedToday, John Green is going to be your substitute teacher as we dive into the world of sports! Now “sports” is a pretty broad genre of game, we probably couldn’t even cover them in an entire series, but today we’re going to do our best to look at the origi
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10:01 Popular
Utilitarianism: Crash Course Philosophy #36
1,113 views / 1 likes - addedOur next stop in our tour of the ethical lay of the land is utilitarianism. With a little help from Batman, Hank explains the principle of utility, and the difference between act and rule utilitarianism. Get your own Crash Course Philosophy mug or Chom Ch
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03:49 Popular
Constellation Location: Crash Course Kids #31.2
944 views / 2 likes - addedLet's say you're looking for a specific constellation in the sky, but can't find it? That could be because you're on the wrong part of the planet to see it. In this episode of Crash Course Kids, Sabrina talks about how the Earth's rotation and axis can af
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Studying for Exams: Crash Course Study Skills #7
495 views / 0 likes - addedIt turns out that saving all of your studying until after midnight on the night before your big exam is not actually a great way to prepare. Today, Thomas explains some test prep strategies that actually work. Crash Course is made with Adobe Creative Clou
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12:48 Popular
Compression: Crash Course Computer Science #21
1,393 views / 0 likes - addedGet your first two months of CuriosityStream free by going to http://curiositystream.com/crashcourse and using the promo code “crashcourse”. So last episode we talked about some basic file formats, but what we didn’t talk about is compression. Often files
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09:22 Popular
Respiratory System, Part 1: Crash Course A&P #31
1,252 views / 2 likes - addedSo we all know that breathing is pretty important, right? Today we're going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple diffusion and bulk flow, a
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10:57 Popular
Equilibrium: Crash Course Chemistry #28
1,190 views / 0 likes - addedIn this episode of Crash Course Chemistry, Hank goes over the ideas of keeping your life balance... well, your chemical life. Equilibrium is all about balance and today Hank discusses Chemical Equilibrium, Concentration, Temperature, and Pressure. Also, h
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05:00 Popular
H2O-NO! - Fresh Water Problems: Crash Course Kids #33.1
1,104 views / 2 likes - addedWhat happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosys
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03:45 Popular
Measurement Mystery: Crash Course Kids #9.2
1,059 views / 0 likes - addedSo now that we know what Properties are, how can we use them to figure things out? In this episode of Crash Course Kids, Sabrina uses them to solve the mystery of what she tripped over last night. This first series is based on 5th grade science. We're sup
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12:41
3D Graphics: Crash Course Computer Science #27
675 views / 0 likes - addedToday we’re going to discuss how 3D graphics are created and then rendered for a 2D screen. From polygon count and meshes, to lighting and texturing, there are a lot of considerations in building the 3D objects we see in our movies and video games, but th
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12:59
Graphical User Interfaces: Crash Course Computer Science #26
662 views / 0 likes - addedToday, we're going to discuss the critical role graphical user interfaces, or GUIs played in the adoption of computers. Before the mid 1980's the most common way people could interact with their devices was through command line interfaces, which though ef
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12:51
Big Data Problems: Crash Course Statistics #39
423 views / 0 likes - addedThere is a lot of excitement around the field of Big Data, but today we want to take a moment to look at some of the problems it creates. From questions of bias and transparency to privacy and security concerns, there is still a lot to be done to manage t
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04:33 Popular
Weather Vs. Climate: Crash Course Kids #28.1
2,312 views / 5 likes - addedSo we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences between Weather and Cli
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08:54 Popular
Existentialism: Crash Course Philosophy #16
805 views / 0 likes - addedNow that we’ve left behind the philosophy of religion, it’s time to start exploring what other ways might exist to find meaning in the world. Today we explore essentialism and its response: existentialism. We’ll also learn about Jean-Paul Sartre and his i
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03:43 Popular
What On Earth: Crash Course Kids #10.1
1,305 views / 2 likes - addedWe'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
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10:24 Popular
Digestive System, Part 3: Crash Course A&P #35
929 views / 1 likes - addedNachos are great...if you are among the lucky ones whose body can digest them. When digestion goes according to plan, the small intestine performs most of your chemical digestion in the duodenum, while accessory organs including the liver, gallbladder, an
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11:27 Popular
The Normal Distribution: Crash Course Statistics #19
1,168 views / 0 likes - addedToday is the day we finally talk about the normal distribution! The normal distribution is incredibly important in statistics because distributions of means are normally distributed even if populations aren't. We'll get into why this is so - due to the Ce
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14:28
1984 by George Orwell, Part 1: Crash Course Literature 401
615 views / 1 likes - addedIn which John Green returns for a dystopian new season of Crash Course Literature! We're starting with George Orwell's classic look at the totalitarian state that could be in post-war England. Winston Smith is under the eye of Big Brother, and making us t
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09:55 Popular
Work, Energy, And Power: Crash Course Physics #9
1,382 views / 0 likes - addedWhen you hear the word, "Work," what is the first thing you think of? Maybe sitting at a desk? Maybe plowing a field? Maybe working out? Work is a word that has a little bit of a different meaning in Physics and today, Shini is going to walk us through it
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11:31
Precipitation Reactions: Crash Course Chemistry #9
673 views / 0 likes - addedA lot of ionic compounds dissolve in water, dissociating into individual ions. But when two ions find each other that form an insoluble compound, they suddenly fall out of solution in what's called a precipitation reaction. In this episode of Crash Course
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13:35 Popular
Fate, Family, and Oedipus Rex: Crash Course Literature 202
801 views / 1 likes - addedYou 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
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09:32
Contractarianism: Crash Course Philosophy #37
672 views / 0 likes - addedToday we explore the penultimate ethical theory in this unit: contractarianism. Hank explains Hobbes’ state of nature, and implicit and explicit contracts, as well as the Prisoner’s Dilemma, and the benefits, and costs, of violating contracts. Get your ow
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10:56
Unsupervised Machine Learning: Crash Course Statistics #37
333 views / 0 likes - addedToday we're going to discuss how machine learning can be used to group and label information even if those labels don't exist. We'll explore two types of clustering used in Unsupervised Machine Learning: k-means and Hierarchical clustering, and show how t
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09:26 Popular
Artificial Intelligence & Personhood: Crash Course Philosophy #23
742 views / 0 likes - addedToday Hank explores artificial intelligence, including weak AI and strong AI, and the various ways that thinkers have tried to define strong AI including the Turing Test, and John Searle’s response to the Turing Test, the Chinese Room. Hank also tries to
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03:28
Did King Arthur Really Exist? | Animated History
422 views / 1 likes - addedKing Arthur is one the best-known figures in English history, but also one of the most enigmatic. Did the legendary king really exist? And how did he come to be connected with Cornwall's Tintagel Castle? This short animated history investigates. Visit Tin
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11:28
Reinforcement Learning: Crash Course AI#9
357 views / 1 likes - addedReinforcement learning is particularly useful in situations where we want to train AIs to have certain skills we dont fully understand ourselves. Unlike some of the techniques weve discussed so far, reinforcement learning generally only looks at how an AI
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04:37 Popular
Material World: Crash Course Kids #40.1
1,447 views / 0 likes - addedSo, we know what materials are, but can we make new materials? Or improve the materials we already have? In this episode of Crash Course Kids, Sabrina shows us how Material Scientists are working on these two things today. Also, your cell phone holds the
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10:04 Popular
The Problem Of Evil: Crash Course Philosophy #13
728 views / 0 likes - addedAfter weeks of exploring the existence of nature of god, today Hank explores one of the biggest problems in theism, and possibly the biggest philosophical question humanity faces: why is there evil? -- Images and video via VideoBlocks or Wikimedia Commons
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11:38 Popular
Bonding Models and Lewis Structures: Crash Course Chemistry #24
711 views / 0 likes - addedModels are great, except they're also usually inaccurate. In this episode of Crash Course Chemistry, Hank discusses why we need models in the world and how we can learn from them... even when they're almost completely wrong. Plus, Lewis Structures! -- Tab
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05:10 Popular
Glow On: Crash Course Kids #20.2
1,077 views / 3 likes - addedSo, have you ever wondered why some stars are brighter than others? You might think it's because they're closer to us, but that's not the whole story? In this episode of Crash Course Kids, Sabrina chats about how stars glow and how astronomers judge their
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05:14 Popular
History’s deadliest colors - J. V. Maranto
729 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/history-s-deadliest-colors-j-v-maranto When radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. It wasn’t until much later that we realized that radi
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10:17 Popular
Parasympathetic Nervous System: Crash Course A&P #15
1,127 views / 1 likes - addedThis week we are looking at your parasympathetic division, which is the "resting and digesting" unit. Unfortunately, learning about this de-stressing division also involves a whole lot of memorization. Don't worry, though - we've got some mnemonic devices
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15:23
Supervised Learning: Crash Course AI #2
316 views / 0 likes - addedToday were going to teach John Green Bot how to tell the difference between donuts and bagels using supervised learning! Supervised learning is the process of learning WITH training labels, and is the most widely used kind of learning with it comes to AI
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03:25 Popular
Fabulous Food Chains: Crash Course Kids #7.1
1,440 views / 4 likes - addedEveryone eats, right? But how does that food get the energy to power you? In this episode of Crash Course Kids, Sabrina talks about the way energy moves, or flows, through an ecosystem and how that movement forms Food Chains! This first series is based on
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04:59 Popular
Super Stars (Constellations): Crash Course Kids #31.1
1,288 views / 0 likes - addedSo, you know about stars. But what if those stars formed a super group like The Avengers? Well, then you have a Constellation! In this episode of Crash Course Kids, Sabrina chats about stars, constellations, and how humans have used constellations to tell
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11:20
Algorithmic Bias and Fairness: Crash Course AI #18
283 views / 1 likes - addedCheck out my collab with "Above the Noise" about Deepfakes: https://www.youtube.com/watch?v=Ro8b69VeL9UToday, we're going to talk about five common types of algorithmic bias we should pay attention to: data that reflects existing biases, unbalanced classe
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10:27
Procrastination: Crash Course Study Skills #6
689 views / 0 likes - addedYou’re on YouTube right now, but you should probably be studying or writing that research paper. But as long as you’re here, we’re going to help you figure out how to get the better of your desire to procrastinate in the future. Just don’t forget about us
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11:08 Popular
Measuring Personality: Crash Course Psychology #22
1,042 views / 1 likes - addedYou 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.
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03:33 Popular
Danger! Falling Objects: Crash Course Kids #32.1
1,317 views / 1 likes - addedSo, what would happen if you dropped a hammer and a feather at the same time, from the same height? Well, the hammer would hit the ground first, right? But why? You might think it's because the hammer is heavier, or has more mass than the feather. But it'
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10:06
Vectors And 2D Motion: Crash Course Physics #4
648 views / 0 likes - addedContinuing in our journey of understanding motion, direction, and velocity... today, Shini introduces the ideas of Vectors and Scalars so we can better understand how to figure out motion in 2 Dimensions. But what does that have to do with baseball? Or tw
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04:33 Popular
Look Who's Talking: Crash Course Kids #27.2
930 views / 0 likes - addedPlants! We absolutely depend on them. Oxygen, food, and looking super nice to boot! But, plants have a lot more going on than meets the eye. How do we know that? Investigations and Experimentations! Watch More Crash Course Kids: https://www.youtube.com/us
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03:31 Popular
What's Matter? - Crash Course Kids #3.1
3,111 views / 12 likes - addedHey... what's matter? No no no, not what's THE matter. What's MATTER? In this episode of Crash Course Kids, Sabrina talks about what matter is and the three states of matter: Solid, Liquid, and Gas. She also does a quick experiment that you can do at home
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10:18 Popular
How To Argue - Induction & Abduction: Crash Course Philosophy #3
810 views / 1 likes - addedWe continue our look at philosophical reasoning by introducing two more types: induction and abduction. Hank explains their strengths and weaknesses, as well as counterarguments and the Socratic method. -- Images and video via VideoBlocks or Wikimedia Com
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10:02 Popular
Ecological Succession: Change Is Good - Crash Course Ecology #6
1,996 views / 0 likes - addedIn 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
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06:36
Congressional Decisions: Crash Course Government and Politics #10
638 views / 0 likes - addedThis week Craig breaks out the crystal ball to try and figure out why our congresspeople do the things that they do. We’ll talk about the three motivating factors of congressional decisions - constituency, interest groups, and political parties - and we’l
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05:40
The complicated history of surfing - Scott Laderman
666 views / 1 likes - addedCheck out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-complicated-history-of-surfing-scott-laderman Today, surfing is a multi-billion-dollar global industry, with tens of millions of enthusiasts worldwi
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09:26 Popular
Aesthetic Appreciation: Crash Course Philosophy #30
788 views / 0 likes - addedToday we are talking about art and aesthetic appreciation. What makes something an artwork? Can art really be defined? Is aesthetic value is objective or subjective? Can taste be developed? How? Get your own Crash Course Philosophy mug or Chom Chom shirt
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08:54
MMORPGs - Crash Course Games #12
614 views / 0 likes - addedSo we ended the last episode with casual gaming and a more connected gaming community, but these connected communities started much before smartphones and Facebook. Today, we’re going to talk about MMORPGs - or Massively Multiplayer Online Role Playing Ga
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