Search Results: "space shuttle challenger crash"

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

558 views / 1 likes - added 6 years ago

Nothing changed movies like the arrival of synchronous sound. NOTHING! Acting, directing, cinematography, and presentation all had to be rethought. Some studios were more quick to take on the challenge while others waited until the last moment. Some actor
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A Change Of Scenery: Crash Course Kids #17.2

4,438 views / 2 likes - added 8 years ago

The world changes. It really does! But sometimes it changes so slowly that we don't notice it. Other times it changes REALLY FAST!!! In this episode of Crash Course Kids, Sabrina talks about some of the reasons things can change quickly or slowly. This fi
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Digestive System, Part 1: Crash Course A&P #33

1,807 views / 5 likes - added 8 years ago

Nachos are delicious. And versatile because today they're also going to help us learn a thing or two about your digestive system. Nachos can provide us with energy and raw materials, by first ingesting something nutritious, propelling it through the alime
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The Reagan Revolution: Crash Course US History #43

1,181 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
12:26
Robots: Crash Course Computer Science #37

603 views / 2 likes - added 6 years ago

Today we're going to talk about robots! Robots are often thought as a technology of the future, but they're already here by the millions in the workplace, our homes, and pretty soon on the roads. We'll discuss the origins of robotics to its proliferation,
04:05
Neil deGrasse Tyson: Should We Send Robots or People to Space?

465 views / 0 likes - added 6 years ago

Neil deGrasse Tyson weighs in on the moral dilemma with eye-opening wisdom. Should we send robots or people to space? Subscribe to Mashable for more: http://on.mash.to/subscribe Share your thoughts on the debate in the comments below! RELATED VIDEOS When
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Taste&Smell: Crash Course A&P #16

985 views / 0 likes - added 9 years ago

Hank resists the urge to devour a slice of pizza so that he can walk you through the way we experience our major special senses. It all boils down to one thing: sensory cells translating chemical, electromagnetic, and mechanical stimuli into action potent
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The Enlightenment: Crash Course European History #18

846 views / 2 likes - added 4 years ago

So far in this series, we've covered a lot of war, disease, climate disaster, and some more war. Well, prepare yourself for something a little more positive. This week, we're talking about the Enlightenment. In this video, you'll learn about the ideas of
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Wood, Water, And Properties: Crash Course Kids #15.1

826 views / 1 likes - added 8 years ago

Quick, think of three words to describe yourself. TIME'S UP! What did you think of? Chances are you thought of descriptive words that we call Properties. In this episode of Crash Course Kids, Sabrina talks about how properties help us understand objects.
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Land And Water: Crash Course Kids #16.1

1,240 views / 2 likes - added 8 years ago

Remember Sol, the closest star to Earth? We like to call it The Sun and we haven't talked about it in a little while. One interesting thing about the energy we get from the sun is that it's not absorbed the same way by different materials. In fact, even a
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Polymers - Crash Course Chemistry #45

2,009 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 us to continue producing great content.
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Living Things Change: Crash Course Kids #41.1

1,328 views / 3 likes - added 8 years ago

Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through time because their
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10:42
Does Dark Matter BREAK Physics? | Space Time | PBS Digital Studios

559 views / 0 likes - added 8 years ago

Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime SPACETIME IS BACK! And with this episode we welcome in Matt O’Dowd as the new host to rigoro
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Television Production: Crash Course Film Production #15

548 views / 0 likes - added 6 years ago

In our final episode of Crash Course Film Production, it's time to take a look at television production and how it differs from feature film production. It's subtle but it has a lot to do with how television shows make money for their many different types
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The Nervous System, Part 3 - Synapses!: Crash Course A&P #10

1,427 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: NerdFighteria FROM: Dave at DTXC.CO Cycling t-shirts at DTXC.CO. Don't give up the Road! DFTBA! *** Subbable Co-Sponsors: Logan Sanders https://www.facebook.com/perrylogans Dr. Boyev http://youtube.com/taichiknees *** You can di
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Alkenes&Alkynes - Crash Course Chemistry #41

1,093 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 us to continue producing great content.
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Money And Finance: Crash Course Economics #11

847 views / 1 likes - added 8 years ago

So, we've been putting off a kind of basic question here. What is money? What is currency? How are the two different. Well, not to give away too much, but money has a few basic functions. It acts as a store of value, a medium of exchange, and as a unit of
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Will Ice Cream Melt On The Way To Space!?

564 views / 0 likes - added 5 years ago

Beaker Creatures: https://www.learningresources.com/text/beaker-creatures/creatures.html SUBSCRIBE: https://www.youtube.com/nickipedia SHARE THIS VIDEO: https://youtu.be/BTH70fVhq7U It’s space week so I wanted to do an experiment getting as close to outer
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Public Opinion: Crash Course Government And Politics #33

1,203 views / 0 likes - added 8 years ago

So today, Craig is finally going to start talking about politics. Now up until this point we've specifically been looking at government - that is answering the questions of who, what, and how in relation to policies. But politics is different in that it l
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Water and Classical Civilizations: Crash Course World History 222

692 views / 1 likes - added 9 years ago

In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i
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The Language of Film: Crash Course Film History #5

761 views / 0 likes - added 7 years ago

In this episode of Crash Course Film History, we talk about the development of the language of films by filmmakers like Edwin S. Porter and his films; Life of an American Fireman and The Great Train Robbery. Produced in collaboration with PBS Digital Stud
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Digestive System, Part 2: Crash Course A&P #34

1,649 views / 1 likes - added 8 years ago

Nearly 200 years ago, Alexis St. Martin was shot in the stomach. He was saved by local army doctor William Beaumont, but had to live out his remaining years with a gaping hole in the stomach -- allowing Beaumont to learn a lot about how human digestion wo
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A Space Probe Finishes Its Mission...Now What?

877 views / 0 likes - added 7 years ago

Space probes are repeatedly launched into space on various missions. But what do we do with them after they complete their mission? Where Do Satellites Go When They Die? - http://bit.ly/22D4bkk Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1Px
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The Future of Artificial Intelligence: Crash Course AI #20

545 views / 0 likes - added 4 years ago

Today, in our final episode of Crash Course AI, we're going to look towards the future. We've spent much of this series explaining how and why we don't have the Artificial General Intelligence (or AGI) that we see in the movies like Bladerunner, Her, or E
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Hydrocarbon Power! - Crash Course Chemistry #40

913 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 us to continue producing great content.
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That's Why Carbon Is A Tramp: Crash Course Biology #1

1,437 views / 0 likes - added 9 years ago

And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis? It's all containe
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Weather Channels: Crash Course Kids #34.2

1,329 views / 2 likes - added 8 years ago

Why is my weather app sometimes wrong? Well it has a lot to do with wind. Jet Streams, air cells, the shape and movement of the Earth... there are a lot of things that make weather a little unpredictable. In this episode of Crash Course Kids, Sabrina talk
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Material Magic - Making Diamonds: Crash Course Kids #40.2

972 views / 1 likes - added 8 years ago

Did you know we can actually make diamonds in a lab? It's true! We can! And this is both really good and really cool. In this episode of Crash Course Kids, Sabrina shows us how materials scientists have done just that and why it's so important. Watch More
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Presidential Power: Crash Course Government and Politics #11

744 views / 0 likes - added 9 years ago

This week Craig looks at the expressed powers of the President of the United States - that is the ones you can find in the Constitution. From appointing judges and granting pardons, to vetoing laws and acting as the nation’s chief diplomat on foreign poli
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The Northern Renaissance: Crash Course European History #3

413 views / 0 likes - added 4 years ago

The European Renaissance may have started in Florence, but it pretty quickly moved out of Italy and spread the art, architecture, literature, and humanism across Europe to places like France, Spain, England, and the Low Countries.SOURCES:Hunt, Lynn et al.
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What Is God Like?: Crash Course Philosophy #12

760 views / 0 likes - added 8 years ago

Today we are moving on from the existence of God to look at the philosophical debate surrounding the traditional divine attributes - omnipotence, omniscience, omnitemporality, and omnibenevolence. We are exploring the puzzles that these attributes create
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Pizza Night in Space!

865 views / 1 likes - added 6 years ago

The Expedition 53 crew received a surprise with the recent arrival of the Cygnus spacecraft at the International Space Station - a make your own pizza kit! With thanks to NASA for sharing the video with us. Connect with the crew on Twitter: @astro_paolo (
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Oobleck And Non-Newtonian Fluids: Crash Course Kids #46.1

1,054 views / 1 likes - added 8 years ago

Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of Crash Course Kids,
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Hubble Trouble - How did the Space Telescope Mirror End Up Flawed ?

514 views / 0 likes - added 5 years ago

The Hubble space telescope was at the time meant to be the finest telescope ever made with the smoothest most perfect mirror on earth. So how did the $1.5 Billion project end up with a flawed mirror that had a grinding error 10x greater than the required
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Astronauts and Aliens | 2020 | SPACE Compilation | Highlights Kids

89 views / 0 likes - added 10 months ago

Aliens, stars and space exploration oh my! Learn about astronomy, planets, Astronauts and have some laughs too with this awesome space themed compilation from Highlights.SUBSCRIBE: https://www.youtube.com/channel/UC4p_YSvJlJpEhAh5PMyhkiQ?sub_confirmation=
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Sympathetic Nervous System: Crash Course A&P #14

705 views / 0 likes - added 9 years ago

Hank tries not to stress you out too much as he delves into the functions and terminology of your sympathetic nervous system. -- Table of Contents Sympathetic Nervous System Controls the Body's Stress Response 0:26 How Signals Travel to Effectors 1:48 Ace
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Blue Origin's Vision to Send Millions of People to Space

388 views / 0 likes - added 4 years ago

Fifty years ago, as Neil Armstrong and Buzz Aldrin bounced on the moons surface below, Apollo 11 Command Module Pilot Michael Collins briefly disappeared behind the lunar disk, becoming the first person to experience space entirely alone. As we set our si
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Defining Success: Crash Course Kids #18.2

621 views / 0 likes - added 8 years ago

In our last episode, Sabrina talked about how Engineers define the problems they need to solve. But how do you know when you've actually solved a problem? What do you expect to happen that would equal success? In this episode, Sabrina chats about how Engi
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Why Cosmic Evolution Matters: Crash Course Big History #201

492 views / 0 likes - added 7 years ago

Crash Course Big History is back! It turns out, we couldn't tell all of the 13.8 billion years of the history of the universe in 10 Crash Course Episodes. So, Big History host Emily Graslie has returned to add 6 more episodes that look at why the stuff we
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The Agricultural Revolution: Crash Course World History #1

848 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. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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Planning & Organization: Crash Course Study Skills #4

835 views / 1 likes - added 6 years ago

The best way to make sure you’re making the most of the time you have is to start off well organized. This week we’re talking about planning and organizational systems and how to set yourself up for success. Resources: Planning Mode vs. Robot Mode: https:
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The Great Aqua Adventure: Crash Course Kids #24.1

890 views / 3 likes - added 8 years ago

Water travels... a lot. In fact, the water cycle is amazing and takes water all over the planet by using evaporation, condensation, and precipitation. In this episode of Crash Course Kids, Sabrina shows us how the water cycle works and how you can create
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08:57
Microsoft And Connected Consoles: Crash Course Games #10

659 views / 1 likes - added 8 years ago

Today, we wrap up our discussion of the console wars by taking a look at Microsoft’s Xbox which was announced in 2001. The early 2000s saw a lot of innovation in hardware and games and we’ll cover some of that, but one significant change that would heavil
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Following The Sun: Crash Course Kids #8.2

1,956 views / 7 likes - added 9 years ago

Have you ever wondered why your shadow is longer sometimes and shorter others? It turns out it all has to do with that marvelous big ball of light in the sky; The Sun! This first series is based on 5th grade science. We're super excited and hope you enjoy
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Presidential Powers 2: Crash Course Government And Politics

670 views / 0 likes - added 9 years ago

This week Craig continues our conversation on presidential powers by looking at those NOT found in the Constitution - implied or inherent powers. We’ll talk about how the president uses his or her power to negotiate executive agreements, recommend legisla
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NASAs Future Telescopes Will Float at the Edge of Space

243 views / 0 likes - added 3 years ago

NASA wants a new type of space telescope. A team of scientists and engineers at NASA are developing ways to send ultra cold and ultra large balloon telescopes to the edge of space, which could open up a brand new way of seeing the cosmos.Subscribe to Seek
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The Progressive Era: Crash Course US History #27

907 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. Also, if you can afford to pay a little every month, it really helps keep the channel producing great conten
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Orbits Are Odd: Crash Course Kids #22.2

776 views / 0 likes - added 8 years ago

Last week we talked about the orbits of the Earth and our Moon. But today we're going to go a little bigger... well, a lot better. Did you know that there is a massive Black Hole at the center of our Galaxy? Or that Pluto's orbit is really... weird? Today
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Earth's Rotation & Revolution: Crash Course Kids 8.1

1,529 views / 1 likes - added 9 years ago

So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and how these things co
Ancient & Medieval Medicine: Crash Course History of Science #9

544 views / 0 likes - added 4 years ago

The history of medicine is about two of our big questions: one, what is life? What makes it so special, so fragile, so goopy!? Two, how do we know what we know? Why should I take my doctors advice? Why are deep-fried Oreos bad for me?It may be tempting to
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Particle cameras find undiscovered space in the Great Pyramid of Giza

595 views / 0 likes - added 6 years ago

Particle cameras that see through stone have revealed an undiscovered space in the Great Pyramid of Giza Credit: ScanPyramids mission
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Civil Rights & Liberties: Crash Course Government #23

710 views / 0 likes - added 8 years ago

Today, Craig is going to give you an overview of civil rights and civil liberties. Often these terms are used interchangeably, but they are actually very different. Our civil liberties, contained in the Bill of Rights, once only protected us from the fede
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Party Systems: Crash Course Government And Politics #41

683 views / 0 likes - added 8 years ago

Today, Craig is going to dive into the history of American political parties. So throughout most of United States history our political system has been dominated by a two-party system, but the policies and the groups that support these parties have change
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Congressional Delegation: Crash Course Government And Politics #13

616 views / 0 likes - added 9 years ago

In which Craig Benzine teaches you about delegation, and informal powers. What are all these federal agencies about? Well, the president has a lot of stuff to do as the chief executive, and as much as Americans like to talk about personal responsibility,
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Neural Networks and Deep Learning: Crash Course AI #3

320 views / 1 likes - added 4 years ago

You can learn more about CuriosityStream at https://curiositystream.com/crashcourse. Today, we're going to combine the artificial neuron we created last week into an artificial neural network. Artificial neural networks are better than other methods for m
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Reversibility & Irreversibility: Crash Course Engineering #8

312 views / 0 likes - added 4 years ago

How do we design the most efficient machines and processes? Today well try to figure that out as we discuss heat & work, reversibility & irreversibility, and how to use efficiency to measure a system. Crash Course Engineering is produced in association wi
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How Presidents Govern: Crash Course Government And Politics #14

897 views / 0 likes - added 9 years ago

This week Craig Benzine talks about how the president gets things done. Filling the role of the executive branch is a pretty big job - much too big for just one person. It's so big that the president employees an entire federal bureaucracy! Today, we’re j
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This Astronaut Explains How She Survived 6 Months In Space

270 views / 0 likes - added 3 years ago

Samantha Cristoforetti spent a record-breaking 200 days onboard the International Space Station. Here, she tells us about her remarkable journey. Her book, Diary of an Apprentice Astronaut, is available for pre-order now: https://amzn.to/3fSMUjM In space
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How scientists colorize photos of space

360 views / 0 likes - added 4 years ago

Yes, thats a black and white photo.Become a Video Lab member! http://bit.ly/video-labThe Hubble Space Telescope only takes photos in black and white. To make those beautiful space photos youve probably seen, scientists add the color later using a techniqu
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Metabolism & Nutrition, Part 1: Crash Course A&P #36

1,107 views / 0 likes - added 8 years ago

Metabolism is a complex process that has a lot more going on than personal trainers and commercials might have you believe. Today we are exploring some of its key parts, including vital nutrients -- such as water, vitamins, minerals, carbs, fats, and prot
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Napoleon Bonaparte: Crash Course European History #22

1,128 views / 5 likes - added 4 years ago

We try not to get into too much great man history here at Crash Course, but we have to admit: Napoleon Bonaparte is a pretty big deal. Join us as we track the rise, further rise, fall, rise, fall, mortal fall, and posthumous rise of Napoleon. This guy cha
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The Heart, Part 1 - Under Pressure: Crash Course A&P #25

1,324 views / 0 likes - added 8 years ago

Your heart gets a lot of attention from poets, songwriters, and storytellers, but today Hank's gonna tell you how it really works. The heart’s ventricles, atria, and valves create a pump that maintains both high and low pressure to circulate blood from th
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Comedies, Romances, and Shakespeare's Heroines: Crash Course Theater #16

397 views / 1 likes - added 4 years ago

This week we're continuing our discussion of William Shakespeare and looking at his comedies and romances. As well as something called problem plays. Some of his plays, they had problems. We'll also put on pants, escape to forest, and talk about Shakepear
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Uniform Circular Motion: Crash Course Physics #7

1,349 views / 0 likes - added 8 years ago

Did you know that centrifugal force isn't really a thing? I mean, it's a thing, it's just not real. In fact, physicists call it a "Fictitious Force." Mind blown yet? To explore this idea further, this week Shini sits down with us to discuss centripetal fo
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Market Economy: Crash Course Government And Politics #46

884 views / 1 likes - added 8 years ago

Today, we’re going to take a look at how the government plays a role in the economy. Specifically, the way the government creates and maintains our market economic system. Now sure, the government’s role in the economy can be controversial, some may even
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The Ecliptic: Crash Course Kids #37.2

551 views / 0 likes - added 8 years ago

So, what is the Ecliptic? Well, it has to do with the Zodiac constellations and our sun and how they move in relation to one another. It's kind of cool! In this episode, Sabrina chats about this imaginary line called the Ecliptic and its cycle in the sky.
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Quantum Eraser Lottery Challenge | Space Time | PBS Digital Studios

953 views / 0 likes - added 7 years ago

Matt challenges you to use quantum physics to win the lottery. Are you up to the task? Previous Episode on Quantum Eraser https://www.youtube.com/watch?v=8ORLN_KwAgs Get your own Space Time tshirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Faceb
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Heat Transfer: Crash Course Engineering #14

378 views / 0 likes - added 4 years ago

Today were talking about heat transfer and the different mechanisms behind it. Well explore conduction, the thermal conductivity of materials, convection, boundary layers, and radiation. Crash Course Engineering is produced in association with PBS Digital
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The Golden Age of Hollywood: Crash Course Film History #11

792 views / 0 likes - added 6 years ago

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

535 views / 0 likes - added 7 years ago

After years of trial and error, NASA figured out how to successfully grow salad in space. So what does this breakthrough mean? Are we one step closer to colonizing other planets? NASA's Plan To Use A Giant Magnet To Make Mars Habitable https://youtu.be/5X
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Can Data from Space Save Dolphins?

748 views / 5 likes - added 6 years ago

The age-old mystery of why otherwise healthy dolphins, whales and porpoises get stranded along coasts worldwide deepens: After a collaboration between NASA scientists and marine biologists, new research suggests space weather is not the primary cause of a
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Psychological Research - Crash Course Psychology #2

813 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. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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Bureaucracy Basics: Crash Course Government And Politics #15

960 views / 0 likes - added 9 years ago

This week Craig Benzine discuses bureaucracies. Bureaucracies tend to be associated with unintelligible rules and time-wasting procedures, but they play an important, though controversial, role in governing. From the FDA to the EPA, these agencies were es
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Casual Gaming: Crash Course Games #11

655 views / 0 likes - added 7 years ago

Today, we’re moving on from game consoles to talk about a bigger shift that was happening in the gaming industry. In the mid 2000s, we saw a proliferation of Internet accessible devices and with them gaming would expand to a new audience. We’re going to t
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Anselm And The Argument For God: Crash Course Philosophy #9

818 views / 0 likes - added 8 years ago

Today we are introducing a new area of philosophy – philosophy of religion. We are starting this unit off with Anselm’s argument for God’s existence, while also considering objections to that argument. -- “That’s a Neigh” David Goehring https://www.flickr
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Equilibrium Equations: Crash Course Chemistry #29

745 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 us to continue producing great content.
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Search And Seizure: Crash Course Government And Politics #27

702 views / 0 likes - added 8 years ago

This week Craig talks about police searches and seizures. Now, the fourth amendment says that you have the right to be protected against "unreasonable searches and seizures" but what exactly this mean? Well, it's complicated. The police often need warrant
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Climate Science: Crash Course History of Science #45

319 views / 0 likes - added 4 years ago

Scientists tend to be careful and resistant to big claims. So evidence for the possible end of the living world took a while to be seen as such. In this episode of Crash Course History of Science, Hank talks to us about where Climate Science started and h
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Silicon, Semiconductors, & Solar Cells: Crash Course Engineering #22

303 views / 0 likes - added 4 years ago

Today were looking at silicon, and how introducing small amounts of other elements allow silicon layers to conduct currents, turning them into semiconductors. Well explore how putting two different types N and P semiconductors together gives us electrical
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Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,764 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
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Vacation Or Conservation (Of Mass): Crash Course Kids #23.1

4,244 views / 0 likes - added 8 years ago

So when water evaporates, what happens? Where does that water go? Does just vanish? Is it no more? Can matter every just go away? Well, the answer is no, it can't. But it can LOOK like it does. In this episode of Crash Course Kids, Sabrina shows us how Co
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Aromatics and Cyclic Compounds - Crash Course Chemistry #42

1,822 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 us to continue producing great content.
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Current Events: Crash Course Kids #34.1

1,263 views / 2 likes - added 8 years ago

What are air currents? Air currents are like rivers of wind caused by areas of high and low pressure.The air above the land is warmer and less dense, so it rises. The air over the water is cooler and heavier. The cool air rushes in toward the low-pressure
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NASA’s Crazy Plan to Send a Space Submarine to Titan

561 views / 0 likes - added 6 years ago

Titan, Saturn’s largest moon, is home to the first lakes discovered beyond Earth, and NASA wants to build a submarine to explore them. Read More: Calm Seas on Saturn's Moon Titan Offer a Smooth Landing for Future Missions https://www.seeker.com/space/plan
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Endocrine System, Part 1 - Glands & Hormones: Crash Course A&P #23

1,946 views / 0 likes - added 8 years ago

Hank begins teaching you about your endocrine system by explaining how it uses glands to produce hormones. These hormones are either amino-acid based and water soluble, or steroidal and lipid-soluble, and may target many types of cells or just turn on spe
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Aquinas And The Cosmological Arguments: Crash Course Philosophy #10

748 views / 0 likes - added 8 years ago

Our unit on the philosophy of religion and the existence of god continues with Thomas Aquinas. Today, we consider his first four arguments: the cosmological arguments. -- Images and video via VideoBlocks or Wikimedia Commons, licensed under Creative Commo
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The Physics of Music: Crash Course Physics #19

1,087 views / 0 likes - added 7 years ago

Get Your Crash Course Physics Mug here: https://store.dftba.com/products/crashcourse-physics-mug Music plays a big part in many of our lives. Whether you just like to listen or you enjoy playing an instrument, music is powerful. So what is music? How does
08:46
Designing the World of Film: Crash Course Film Production #9

617 views / 0 likes - added 6 years ago

Literally, ‘mise-en-scene’ means “placing on stage.” But in film, mise-en-scene encompasses everything the camera is capturing. The artists and crafts-people who work in Production Design, Wardrobe, and Hair and Makeup are responsible for setting the stag
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Anti-Vaxxers, Conspiracy Theories & Epistemic Responsibility: Crash Course Philosophy #14

678 views / 1 likes - added 8 years ago

Today we explore what obligations we hold with our personal beliefs. Hank explains epistemic responsibility and the issues it raises with everything from religious belief, to ship owning, to vaccinations. -- Images via Wikimedia Commons, licensed under Cr
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Shaping Public Opinion: Crash Course Government And Politics #34

557 views / 0 likes - added 8 years ago

So today Craig is going to talk about where our political opinions come from. Of course, most people’s politics are grounded in their ideologies, but there are also other external influences such as the government itself, interest groups, and the media. S
04:39
Giving Artists With Disabilities a Space to Thrive

595 views / 0 likes - added 6 years ago

Creative Growth Art Center in Oakland, California, is the world’s first and largest nonprofit center dedicated to giving artists with disabilities the space to let their talents shine. Since 1974, the center has served hundreds of artists with development
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Ecology - Rules for Living on Earth: Crash Course Biology #40

2,265 views / 0 likes - added 9 years ago

Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea
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A Fresh Future: Crash Course Kids #33.2

750 views / 5 likes - added 8 years ago

So, how are people fixing their water problems? In this episode of Crash Course Kids, Sabrina talks about a few different examples how some freshwater sources were good, then bad, then made good again. Also, Sabrina talks about parasites, fish, and dams!
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Coal, Steam, and The Industrial Revolution: Crash Course World History #32

908 views / 1 likes - added 9 years ago

Mongols Shirts and Crash Course Posters! http://www.dftba.com/crashcourse In which John Green wraps up revolutions month with what is arguably the most revolutionary of modern revolutions, the Industrial Revolution. While very few leaders were beheaded in
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Georges Melies - Master of Illusion: Crash Course Film History #4

645 views / 0 likes - added 7 years ago

After the Lumiere brothers and Thomas Edison got the ball rolling with Vaudeville acts and Actualites, the time was coming for movie magic and fiction to make an appearance. The time was coming of filmmakers like Georges Melies and Alice Guy-Blache. Produ
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Is There Space for 12,000 More Satellites Up There?

499 views / 0 likes - added 7 years ago

SpaceX wants to launch nearly 12,000 satellites into orbit, nearly ten times the number of active satellites currently up there. But is there room? Discovering The Hidden Treasures of Mauritania's Deadly Sahara Desert - https://youtu.be/3NMKYRcaaYs How th
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Lets make a movie recommendation system: Crash Course AI #16

320 views / 0 likes - added 4 years ago

Follow along: https://colab.research.google.com/drive/1-v9cw18wTDjaCUlECKHsQnHeisLKyG8U We need to save Jabril and John Green Bots movie nights. Jabril generally likes action movies and John Green Bot likes romantic movies, but they need to find something
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The Mughal Empire and Historical Reputation: Crash Course World History #217

1,005 views / 0 likes - added 9 years ago

There's a new Crash Course poster with all your favorite World History characters! Czech it: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Mughal Empire, which ruled large swaths of the Indian Sub-
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Data Structures: Crash Course Computer Science #14

1,079 views / 0 likes - added 7 years ago

Today we’re going to talk about on how we organize the data we use on our devices. You might remember last episode we walked through some sorting algorithms, but skipped over how the information actually got there in the first place! And it is this abilit
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Cosmic Microwave Background Challenge | Space Time | PBS Digital Studios

1,065 views / 0 likes - added 8 years ago

If a photon leaves the train station shortly after the Big Bang ... Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime Purchase a Space Time t-
04:24
Cleopatra Goes to Space | CLEOPATRA IN SPACE

369 views / 0 likes - added 4 years ago

Cleopatra is zapped thirty thousand years into the future! To make matters worse, she must prove she can defend herself when a powerful assassin mech tries to kill her! Watch along for an out-of-this-world adventure in the all new series, Cleopatra in Spa
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Why Do We Put Telescopes In Space?

491 views / 0 likes - added 8 years ago

Thanks to the Space Telescope Science Institute for supporting this video! http://webbtelescope.org/ And as always, thanks to Patreon supporters! MinutePhysics is on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/minutephysics And twitt
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11:35
Real Gases: Crash Course Chemistry #14

577 views / 0 likes - added 9 years ago

Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for volume because atoms
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Why Moving People is Complicated: Crash Course Engineering #41

302 views / 0 likes - added 4 years ago

Transportation is a big part of our world and engineers play a big role in making it happen. Today well explore how transportation systems are designed and some things transportation engineers have to take into consideration, like signaling, user behavior
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Reader, it's Jane Eyre - Crash Course Literature 207

780 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
10:59
The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3

634 views / 0 likes - added 9 years ago

Today's Crash Course Chemistry takes a historical perspective on the creation of the science, which didn't really exist until a super-smart, super-wealthy Frenchman put the puzzle pieces together - Hank tells the story of how we went from alchemists to ch
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The Dirt On Decomposers: Crash Course Kids #7.2

2,200 views / 3 likes - added 9 years ago

We've talked about food chains and how energy moves through an ecosystem, but let's take a step back and see how everything starts... and ends. Decomposers! This first series is based on 5th grade science. We're super excited and hope you enjoy Crash Cour
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The Nervous System, Part 1: Crash Course A&P #8

1,180 views / 1 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Kerry FROM: Cale I love you with all my ha-art. Deadset. *** 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 aff
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Why Don't We Just Put Solar Panels In Space?

624 views / 0 likes - added 6 years ago

If we can capture energy from the sun, why don't we just put solar panels in space? Watch More: Check out Trace's channel! ►►►► https://www.youtube.com/watch?v=qB3LNwCYVAw Support Life Noggin on Patreon: https://www.patreon.com/LifeNogginStudios Official
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Blood Vessels, Part 2: Crash Course A&P #28

1,477 views / 0 likes - added 8 years ago

And now we return to blood vessels. In this episode, we start discussing what blood pressure is, how it can become "high", and what that means for our health. One of the more interesting points is that your body has ways of dealing with high blood pressur
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Seeing Stars: Crash Course Kids

799 views / 0 likes - added 8 years ago

***Corrected with Images of Stars/planets*** So you know what a star is, right? Well, if you don't, you should. We've talked about that big one in the sky a few times: The Sun! But there are a lot of bright dots in the night sky and not all of them are st
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Economics Of Education: Crash Course Economics #23

810 views / 0 likes - added 8 years ago

How does education work? Where does the money come from? Who pays for it? Is going to college a good investment? Adriene and Jacob are talking today about the economics of education. Most countries require that their citizens get some education, and most
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Natural Law Theory: Crash Course Philosophy #34

1,014 views / 0 likes - added 7 years ago

Our exploration of ethical theories continues with another theistic answer to the grounding problem: natural law theory. Thomas Aquinas’s version of this theory says that we all seek out what’s known as the basic goods and argued that instinct and reason
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American Imperialism: Crash Course US History #28

1,408 views / 0 likes - added 9 years ago

In which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young country was especially
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Scientific Revolution: Crash Course European History #12

1,063 views / 0 likes - added 4 years ago

There was a lot of bad stuff going on in Europe in the 17th century. We've seen wars, plagues, and unrest of all types. But, there is some good news. Huge advances were underway in the scientific community in Europe at this time. In this video we'll look
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Soviet Montage: Crash Course Film History #8

674 views / 0 likes - added 7 years ago

Russia went and had a revolution in 1917 and cinema was a big part of its aftermath. Even though film stock was hard to come by, we saw the first film school started, and the study of film became hugely important. Russian filmmakers started trying to unde
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Where Are The Universe's Greatest Mysteries: THE OCEAN or SPACE? | ULTIMATE FIGHTING WORDS

203 views / 0 likes - added 1 year ago

It's a battle of words to decide which is more mysterious? The Ocean Vs. Outer Space!Welcome to Colossal Cranium where you can find endless answers to all of life's most pressing questions!
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Freedom Of The Press: Crash Course Government And Politics #26

798 views / 0 likes - added 8 years ago

Today, Craig is going to finish up our discussion of the First Amendment with freedom of the press. Like an individual's right to free speech, the press has a right, and arguably responsibility, to tell the public what the government is doing. But of cour
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06:48 Popular
Freedom Of Religion: Crash Course Government And Politics #24

752 views / 2 likes - added 8 years ago

Today, Craig is going to take a look at the First Amendment and your right to freedom of religion. We’ll examine some significant Supreme Court decisions and talk about how they’ve affected our interpretations of the law with respect to stuff like animal
10:44 Popular
Electronic Computing: Crash Course Computer Science #2

775 views / 0 likes - added 7 years ago

So we ended last episode at the start of the 20th century with special purpose computing devices such as Herman Hollerith’s tabulating machines. But as the scale of human civilization continued to grow as did the demand for more sophisticated and powerful
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Doing Solids: Crash Course Chemistry #33

1,108 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 us to continue producing great content.
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Blood Vessels, Part 1 - Form And Function: Crash Course A&P #27

1,406 views / 0 likes - added 8 years ago

Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures differ slightly in dif
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Election Basics: Crash Course Government And Politics #36

748 views / 0 likes - added 8 years ago

This week Craig is going to give you a broad overview of elections in the United States. So as you may have noticed, there are kind of a lot of people in the U.S, and holding individual issues up to a public vote doesn't seem particularly plausible. So to
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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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Social Policy: Crash Course Government And Politics #49

2,001 views / 2 likes - added 8 years ago

Today, Craig is going to talk about social policy - in the United States this means achieving one of three goals: protecting Americans from risk, promoting equal opportunity, or assisting the poor. Many Americans strongly believe in individualism, that is
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Asian Responses to Imperialism: Crash Course World History #213

815 views / 0 likes - added 9 years ago

In which John Green teaches you about Imperialism, but not from the perspective of the colonizers. This week John looks at some Asian perspectives on Imperialism, specifically writers from countries that were colonized by European powers. We'll look at th
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Regular Show | Space Tree VS Everyone Else | Cartoon Network

705 views / 0 likes - added 7 years ago

Mordecai and Rigby go against the other competitors in the Space Race! 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 jay) and Rigby
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In Space, Every Poop Is a Floater: Why the New ISS Toilet Costs $23 Million

432 views / 0 likes - added 3 years ago

NASA is about to test out a new toilet that cost $23 million. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.com1973 was the first year a NASA spacecraft had a pr
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Let's Build A City: Crash Course Kids #48.1

807 views / 3 likes - added 8 years ago

So, we've built a lot of things over the last year and we've become awesome engineers in the process. But now it's time for a real challenge. Let's build a city! That's right, you heard me! In this episode, Sabrina shows us what we need to think about whe
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Ford, Carter, and the Economic Malaise: Crash Course US History #42

668 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. 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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NASA Flight Surgeon Explains How to Treat a Blood Clot in Space | WIRED

407 views / 0 likes - added 4 years ago

Lets say youre on an interplanetary mission to Mars, millions of miles from the nearest hospital, and something in your body goes awry. Say, a routine body scan reveals a potentially life-threatening blood clot. What on Earth, or in space I guess, do you
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The 1960s in America: Crash Course US History #40

924 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
14:34
Florence and the Renaissance: Crash Course European History #2

565 views / 0 likes - added 4 years ago

The Renaissance was a cultural revitalization that spread across Europe, and had repercussions across the globe, but one smallish city-state in Italy was in many ways the epicenter of the thing. Florence, or as Italians might say, Firenze, was the home to
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Blast It Into Space | Uncle Grandpa | Cartoon Network

525 views / 1 likes - added 8 years ago

A strange alien has infiltrated the ship, and the gang must work together to get it into an airlock and blast it into space! CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNUncleGrandpa About Uncle Grandpa: Unc
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Legal System Basics: Crash Course Government And Politics #18

1,151 views / 1 likes - added 9 years ago

This week Craig Benzine takes a first look at the judicial branch. It's pretty easy to forget that the courts, and the laws that come out of them, affect our lives on a daily basis. But how exactly these decisions are made and where each law's jurisdictio
11:52 Popular
Playstation And More Immersive Video Games: Crash Course Games #9

1,155 views / 5 likes - added 8 years ago

So by the mid-90s the video game industry was once again booming and this attracted the attention of the Japanese electronics giant Sony. In 1994, Sony introduced their Playstation console which successfully coupled cutting edge technologies with some gre
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Muscles, Part 2 - Organismal Level: Crash Course A&P #22

1,385 views / 1 likes - added 9 years ago

Hank calls in a friend to do his push ups for him today to explain how skeletal muscles work together to create and reverse movements. Hank and Claire also demonstrate the role size plays in motor units, the three phase cycle of muscle twitches, and how t
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Can We Survive the Destruction of the Earth? ft. Neal Stephenson | Space Time | PBS Digital Studios

752 views / 2 likes - added 7 years ago

Science fiction author and futurist Neal Stephenson helps Matt determine what humanity needs to do in order to survive the destruction of our own planet. You can find Neal's book Seveneves right here http://www.nealstephenson.com/seveneves.html Get your o
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Organizing Properties: Crash Course Kids #35.1

763 views / 1 likes - added 8 years ago

Have you ever thought about all the different kinds of groups you’re a part of? Like, there’s the friends you hang out with and your family, your hockey team, your Crash Course fan club, and that’s just for starters! And even though these groups are total
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The Life Hydrologic: Crash Course Kids #30.2

967 views / 0 likes - added 8 years ago

Last week we went up up up a mountain. Well, today we're going down down down into the ocean to see what habitats await us there. Yep, the ocean has layers and the types of things we encounter there change the deeper we go. Watch More Crash Course Kids: h
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The Zodiac Constellations: Crash Course Kids #37.1

912 views / 2 likes - added 8 years ago

We've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio? You've heard of them
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Network Solids and Carbon: Crash Course Chemistry #34

941 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 us to continue producing great content.
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Sociology & the Scientific Method: Crash Course Sociology #3

614 views / 0 likes - added 7 years ago

What puts the “science” in social science? Today we’ll explore positivist sociology and how sociologists use empirical evidence to explore questions about the social world. We’ll also introduce two alternatives: interpretative sociology and critical socio
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Nuclear Physics: Crash Course Physics #45

650 views / 0 likes - added 7 years ago

Take the PBS Digital Studios annual survey: http://surveymonkey.com/r/pbsds2017 It's time for our second to final Physics episode. So, let's talk Einstein and Nuclear Physics. What does E=MC2 actually mean? Why is it so useful to us as physicists and huma
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Strange Stars | Space Time | PBS Digital Studios

610 views / 2 likes - added 7 years ago

What happens when matter can’t get any denser yet somehow does? The answer - it becomes “strange.” Strange Stars may be the most massive stellar remnant that is just shy of forming a black hole. And they could be even cooler than black holes. Space Time i
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Social Class & Poverty in the US: Crash Course Sociology #24

601 views / 1 likes - added 6 years ago

Today we’re breaking down the five different social class in the United States: the upper class, the upper middle class, the average middle class, the working class, and the lower class. We’ll also go over what poverty looks like in the United States. Cra
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How To Survive A Plane Crash!? - Myths Debunked

723 views / 0 likes - added 5 years ago

It's something we've all worried about - will the plane you’re on crash in a horrible accident killing everyone on board? But is the brace position we’re all told to use actually designed to kill us? And where exactly should you sit on a plane to increase
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Metals & Ceramics: Crash Course Engineering #19

1,155 views / 0 likes - added 4 years ago

Today well explore more about two of the three main types of materials that we use as engineers: metals and ceramics. Well discuss properties of metals, alloys, ceramics, clay, cement, and glass-ceramic materials. Well also look at the applications of our
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How Do Astronauts Get Breathable Oxygen In Space (Aboard The ISS)?

363 views / 0 likes - added 3 years ago

There is plenty of oxygen on Earth; but things change drastically as you breach the boundary of the sky and reach the blackness of space. Oxygen is hard to come by in space, thats why space engineers figured out a way to provide sufficient quantities of o
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Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

1,916 views / 1 likes - added 8 years ago

Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. Like Crash Course! http://www.facebook.com/YouTubeCrashCourse Follow Cras
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How Do Satellites Help Us Communicate? | Space on Earth | BBC Earth

924 views / 0 likes - added 4 years ago

What role do satellites play in communication on Earth? Join @hashemalghaili at Goonhilly Earth Station to learn about how the UK opened up telecommunications via satellite for the first time, as well as how satellites monitor Earth activity from space.Su
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Leonardo DiCaprio & The Nature Of Reality: Crash Course Philosophy #4

705 views / 0 likes - added 8 years ago

Today Hank gains insight from that most philosophical of figures...Leonardo DiCaprio. In this episode, we’re talking about the process of philosophical discovery and questioning the relationship between appearance and reality by taking a look at Plato’s f
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Regular Show | Space Graduation | Cartoon Network

684 views / 0 likes - added 7 years ago

Mordecai and Rigby celebrate their graduation from the Space Tree, only to overhear some troubling news about a possible attack! CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNRegularShow About Regular Show: B
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Why It's So Hard To Make Better Batteries: Crash Course Engineering #32

344 views / 0 likes - added 4 years ago

There are batteries powering so many parts of our everyday lives, so today were going to talk about how they work and how we can make them better. Well explain how they provide power by discharging ions between a cathode and an anode, and how reversing th
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Reformation and Consequences: Crash Course European History #7

482 views / 0 likes - added 4 years ago

The Protestant Reformation didn't exactly begin with Martin Luther, and it didn't end with him either. Reformers and monarchs changed the ways that religious and state power were organized throughout the 16th and early 17th centuries. Jean Calvin in Franc
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The Physics of Heat: Crash Course Physics #22

1,127 views / 0 likes - added 7 years ago

Have you ever wondered why we wear clothes? I mean, beyond the obvious. Why does wearing a jacket in the cold keep your warmer? What is happening to all the heat inside your body? In this episode of Crash Course Physics, Shini talks about the Physics of h
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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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The Ideal Gas Law: Crash Course Chemistry #12

1,163 views / 0 likes - added 9 years ago

Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is they almost never beh
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Watch Jeff Bezos Reveal Blue Origin's Detailed Plan For Colonizing Space

504 views / 1 likes - added 5 years ago

Jeff Bezos wants to colonize space. But he knows there's a lot of work to be done before that's possible. First we need cheap, reusable rockets. Then we need to mine resources on the Moon. It's generations of work, but Bezos says he's up for the challenge
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Modern Thought and Culture in 1900: Crash Course European History #31

360 views / 0 likes - added 4 years ago

Europe was in transition politically and culturally at the beginning of the 20th century. Today, we're looking at the dawn of modern science, and the rise of Modernism in the arts, especially in music, dance, and visual arts. We'll look at changes in musi
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Using Wikipedia: Crash Course Navigating Digital Information #5

297 views / 0 likes - added 4 years ago

Let'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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This Space Suburb Could Hold Secrets About the Origin of the Solar System

636 views / 1 likes - added 6 years ago

There’s a rocky superhighway in the outskirts of our solar system, and it might be home to the ominous Planet 9. Everything You Need To Know About the Earth's Terminator https://www.youtube.com/watch?v=rpREvI5atzU&t=34s Subscribe! http://www.youtube.com/s
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Indiana Jones & Pascal's Wager: Crash Course Philosophy #15

695 views / 0 likes - added 8 years ago

Today we conclude our unit on Philosophy of Religion and Hank gets a little help from Indiana Jones to explain religious pragmatism and Pascal’s Wager, fideism, and Kierkegaard’s leap to faith. -- “Indiana Jones” © Copyright Walt Disney Studios All other
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Affirmative Action: Crash Course Government And Politics #32

681 views / 0 likes - added 8 years ago

So we've been talking about civil rights for the last few episodes now, and we're finally going to wrap this discussion up with the rather controversial topic of affirmative action. We'll explain what exactly affirmative action is, who it is for, and why
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Introduction To Intellectual Property: Crash Course IP 1

825 views / 0 likes - added 9 years ago

This week, Stan Muller launches the Crash Course Intellectual Property mini-series. So, what is intellectual property, and why are we teaching it? Well, intellectual property is about ideas and their ownership, and it's basically about the rights of creat
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Gotta Eat! - Crash Course Kids 1.1

1,181 views / 2 likes - added 8 years ago

Welcome to Crash Course Kids. In this first episode, Sabrina takes a look at why all living things need to eat. Plus, she shows you a way to investigate why all living things need to eat. This first series is based on 5th grade science. We're super excite
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Interest Group Formation: Crash Course Government And Politics #43

631 views / 1 likes - added 8 years ago

So last week we talked about what special interest groups are and how they influence the political system, and today we’re going to focus on why we even have them in the first place. As to avoid getting too cynical, we’re going to focus on five benefits o
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Autonomic Nervous System: Crash Course A&P #13

1,524 views / 1 likes - added 9 years ago

Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical differences - where ner
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Discrimination: Crash Course Government And Politics #31

691 views / 1 likes - added 8 years ago

Today, Craig is going to wrap up our discussion of discrimination by looking more closely at those “discrete and insular minorities” referenced in the 14th Amendment. We’ll talk about instances of discrimination of Asian, European, and Latino immigrants,
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SMARTER EVERY DAY AND SPACE!!!! - 129

570 views / 0 likes - added 8 years ago

Science is about to happen!! I've been waiting my entire life for this series! Please share it! Tweet ⇒ http://bit.ly/SEDSpace Post to FB⇒ http://on.fb.me/1vjJHke More info! ⇊ Click below for more links! ⇊ Tweet the Space Station right now and tell them w
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The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

869 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ciaran FROM: your sister Jillian Happy birthday! Hope you enjoy being immortalized via doobly-doo! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with ev
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The Age of Exploration: Crash Course European History #4

530 views / 0 likes - added 4 years ago

The thing about European History is that it tends to leak out of Europe. Europeans haven't been great at staying put in Europe. As human beings do, the people of Europe were very busy traveling around to trade, to spread religion, and in a lot of cases to
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How Not to Set Your Pizza on Fire: Crash Course Engineering #15

314 views / 0 likes - added 4 years ago

Today were going to explain how exchangers...exchange heat. Well look at concentric tubes, finned tubes, plate heat exchangers, and shell-and-tube heat exchangers. And well look at some equations to help us sort through heat transfer and decide what heat
LIVE: Overview Camera - View Earth from the International Space Station

69 views / 0 likes - added 3 months ago

Enjoy the live view of the overview camera on the International Space Station. Our sister livestream from space can be found here: https://youtube.com/live/gtDuEwvdVU8 -------------------- This livestream is part of something bigger. AfarTV has an idea th
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Cheese, Catastrophes, & Process Control: Crash Course Engineering #25

360 views / 0 likes - added 4 years ago

Engineering, like life, could really use a lot more cheese. This week we are looking at a cheese factory in Toronto and what it can teach us about process control systems. Well explore feedforward and feedback systems, and see how integrating them both wi
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The Science Of Lunch: Crash Course Kids #15.2

3,610 views / 2 likes - added 8 years ago

Even an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch! This first series is based on 5th gra
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Locke, Berkeley, & Empiricism: Crash Course Philosophy #6

759 views / 0 likes - added 8 years ago

This week we answer skeptics like Descartes with empiricism. Hank explains John Locke’s primary and secondary qualities and why George Berkeley doesn’t think that distinction works -- leaving us with literally nothing but our minds, ideas, and perceptions
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HOW World War I Started: Crash Course World History 209

1,519 views / 6 likes - added 9 years ago

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

315 views / 0 likes - added 3 years ago

Lighthouses have helped safely guide mariners for centuries. As space explorers consider traveling to far-flung destinations, could pulsars provide them with similar guidance? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://
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Post-World War I Recovery: Crash Course European History #36

466 views / 0 likes - added 4 years ago

In which John Green looks at Europe's attempts to recover from the devastation of World War I and forge a lasting peace. The peace did not last. Today we're talking about the economic cultural recovery of the 1920s, and the economic depression of the 1930
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What Are The Brightest And Darkest Things In Space?

616 views / 0 likes - added 8 years ago

Space is filled with bright supernovae and dark black holes but how do we figure out what the brightest thing in space is? Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Did We Just Find the Ninth Planet?►►►►http://bit.ly/1RHktGr Read
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The Hydrologic And Carbon Cycles: Always Recycle! - Crash Course Ecology #8

1,280 views / 0 likes - added 8 years ago

Hank introduces us to biogeochemical cycles by describing his two favorites: carbon and water. The hydrologic cycle describes how water moves on, above, and below the surface of the Earth, driven by energy supplied by the sun and wind. The carbon cycle do
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Urinary System, Part 2: Crash Course A&P #39

1,631 views / 2 likes - added 8 years ago

As we promised last week, we're not quite done talking about your pee yet. Today Hank explains how the urinary system regulates the production of urine, by maintaining a study glomerular flow rate. He'll also cover the anatomy of storing and excreting uri
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The Cold War in Asia: Crash Course US History #38

972 views / 1 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. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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What to Do About Space Debris?

409 views / 0 likes - added 6 years ago

There are over 18,000 artificial objects tracked orbiting our planet. How did they get there and how do we get rid of them? Hugh Lewis explains the problem of space debris. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The Ri is on Twitt
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Wait For It...The Mongols!: Crash Course World History #17

990 views / 2 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. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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Sex Discrimination: Crash Course Government And Politics #30

740 views / 1 likes - added 8 years ago

Today, Craig is going to talk about employment discrimination, and we're going to focus primarily on women in the workforce. Discrimination against women tends to be handled somewhat differently in the courts as they are not a minority. Even so, the court
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Due Process Of Law: Crash Course Government And Politics #28

733 views / 0 likes - added 8 years ago

This week Craig is going to continue our discussion of due process. Technically, we started last week with the 4th amendment and search and seizure, but this week we’re going to look at the 5th and 6th amendments and how they ensure a fair trial. We’ll ta
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The French Revolution: Crash Course European History #21

528 views / 0 likes - added 4 years ago

In 1789, the French Monarchy's habit of supporting democratic popular revolutions in North America backfired. Today, we're talking about the French Revolution. Across the world, people were rising up to throw off monarchies, and Louis didn't see the writi
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How do spacecrafts navigate in space ?

396 views / 0 likes - added 5 years ago

https://brilliant.org/curiousdroid/ How do spacecraft navigate in space over billions of kilometers and with split second timing during missions that last for years or decades. Here we look at how its done and the underlying principles that make it all po
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James Webb Space Telescope 101

626 views / 0 likes - added 7 years ago

The James Webb Space Telescope will find objects never before seen by Hubble. Scientists are anxiously awaiting the launch of this super telescope! Subscribe to Science Channel: http://bit.ly/SubscribeScience Check out SCI2 for infinitely awesome science
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Neural Networks: Crash Course Statistics #41

954 views / 0 likes - added 4 years ago

Today we're going to talk big picture about what Neural Networks are and how they work. Neural Networks, which are computer models that act like neurons in the human brain, are really popular right now - they're being used in everything from self-driving
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Cartesian Skepticism - Neo, Meet Rene: Crash Course Philosophy #5

1,012 views / 0 likes - added 8 years ago

This week Hank introduces skepticism, exploring everything from the nature of reality through the eyes of a 17th century philosopher and, of course, The Matrix. -- Images and video via VideoBlocks or Wikimedia Commons, licensed under Creative Commons by 4
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Epic Space Rescues Ft. BrainCraft

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Follow me over to BrainCraft and subscribe! https://www.youtube.com/watch?v=Y19fwDEfQ8E In The Martian, astronaut Mark Watney is stranded alone on Mars and must be rescued. It is an exciting tale of what could happen once humans start traveling to the red
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What If Youre in Space without a Spacesuit? #kurzgesagt #shorts

113 views / 0 likes - added 6 months ago

How horrible of a scenario do you want to be? Being in Space without a spacesuit: yes. #kurzgesagt #inanutshell #universe #space #learnwithyoutube #spacefacts #science #sciencefacts #weirdfacts #outerspaceSources & further reading: https://sites.google.co
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Operating Systems: Crash Course Computer Science #18

763 views / 0 likes - added 6 years ago

Get 10% off a custom domain and email address by going to https://www.hover.com/CrashCourse. So as you may have noticed from last episode, computers keep getting faster and faster, and by the start of the 1950s they had gotten so fast that it often took l
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Media Institution: Crash Course Government And Politics #44

698 views / 0 likes - added 8 years ago

So today we're going to look at the rather thorny issue of the media and its role in politics. Wether you're talking about older forms of media like newspapers and radio or newer forms like television and the Internet, all media serves the same purpose -
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Light: Crash Course Astronomy #24

1,664 views / 0 likes - added 8 years ago

In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s temperature, dens
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Conservation And Restoration Ecology: Crash Course Ecology #12

641 views / 0 likes - added 8 years ago

Hank wraps up the Crash Course on ecology by taking a look at the growing fields of conservation biology and restoration ecology, which use all the kung fu moves we've learned about in the past eleven weeks and apply them to protecting ecosystems and to c
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The Life and Death Stakes of Weather in Space | That’s Amazing

580 views / 4 likes - added 7 years ago

Tornadoes, hurricanes, St. Elmo's fire: Earth is home to some amazing weather phenomena. But what's going on outside of our planet? NASA astronaut Leland Melvin takes us on a journey to outer space to learn about the extreme conditions that rage beyond ou
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What Happens If We Nuke Space?

60 views / 0 likes - added 3 months ago

PBS Member Stations rely on viewers like you. To support your local station, go to:http://to.pbs.org/DonateSPACESign Up on Patreon to get access to the Space Time Discord!https://www.patreon.com/pbsspacetimeEMPs arent science fiction. Real militaries are
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Media Regulation: Crash Course Government And Politics #45

636 views / 0 likes - added 8 years ago

Today we wrap up our discussion of the media by talking about how the government interacts with and influences the content we see. Now it may be easy to assume that because we live in a free-market capitalist society, the only real regulation of the media
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Gerrymandering: Crash Course Government And Politics #37

751 views / 1 likes - added 8 years ago

Today Craig is going to talk about a topic that makes voters and politicians alike ANGRY! We're going to talk about Gerrymandering - that is the process in which voting districts are redrawn in a way to favor one party during elections. As you'll see, thi
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Expansion and Resistance: Crash Course European History #28

528 views / 0 likes - added 4 years ago

In 19th century Europe, with nation building well under way, thoughts turned outward, toward empire. This week, we're looking at how Europeans expanded into Africa, Asia, and Oceania during the 1800s. You'll learn about China and the Opium War, British In

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