Crash Course
☁️ What is a Cloud? Crash Course Geography
In addition to just being beautiful one-of-a-kind panoramas in the sky, clouds can tell us so much about how energy and weather patterns flow around the globe. Today, we'll talk about how clouds form, the three main types (cirrus,...
Crash Course
Exploring the Universe Crash Course Big History 2
In which John Green, Hank Green, and Emily Graslie teach you about what happened in the Universe after the big bang. They'll teach you about cosmic background radiation, how a bunch of hydrogen and helium turned into stars, formed...
Crash Course Kids
Bowled Over
So, 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...
Crash Course
Role-playing Games: Crash Course Games
Today, we're going to explore the world of role-playing games. Role-playing games are different than most, because they're technically a form of interactive storytelling with one player managing the game as the game master (or dungeon...
Crash Course
Archetypes and Male Divinities: Crash Course World Mythology
This week on Crash Course Mythology, Mike is teaching you about the archetypes that are often associated with male divinities. We're going to talk about Fathers & Sons, Kings & Judges, Saviors & Sages, Shamans, Tricksters, and Lords of...
Crash Course
Selma: Crash Course Film Criticism
Selma tells the story of Martin Luther King Jr. and one of the greatest non-violent protests in U.S. history. Ava DuVernay directs this historical drama that captured hearts and minds but also made us ask some questions about historical...
Crash Course
The Pok_mon Phenomenon: Crash Course Games
Today we're going to do something a little bit different and take everything we've learned so far and apply it to a case study on (arguably) the biggest game franchise in the world: Pok_mon. Now Pok_mon, like a select few other games...
Crash Course
Ophelia, Gertrude, and Regicide - Hamlet II: Crash Course Literature 204
In which John Green teaches you MORE about Bill Shakespeare's Hamlet. John talks about gender roles in Hamlet, and what kind of power and agency Ophelia and Gertrude had, if they had any at all (spoiler alert: we think they did). You'll...
Crash Course
Fate, Family, and Oedipus Rex: Crash Course Literature 202
In which John Green teaches you about one of the least family-friendly family dramas in the history of family dramas, Oedipus Rex. Sophocles' most famous play sees it's main character, who seems like he's got it all together, find out...
Crash Course
World Cinema - Part 1: Crash Course Film History
The world is a big place and cinema isn't limited to just the U.S. and Europe. There are a lot of vibrant and influential film movements and cultures from all over the world. In this episode of Crash Course Film History, Craig talks to...
Crash Course
Pan's Labyrinth: Crash Course Film Criticism
In 2006, a movie took on authoritarianism and the violent aftershocks of the Spanish Civil War—all through the eyes of an innocent young girl and the fairy tale world she discovers in the woods. Pan's Labyrinth is both a beautifully...
Curated Video
The Amazing Life and Strange Death of Captain Cook: Crash Course World History
In which John Green teaches you about the life and death of one of history's great explorers, Captain James Cook of the British Navy. He charted large swaths of the Pacific ocean, laid claim to Australia and New Zealand, and died a...
Crash Course
Let's Make an AI that Destroys Video Games
Today we create a game and then build an AI to destroy it. Our game is called TrashBlaster, and it’s like Asteroids but with trash in the ocean, and instead of a spaceship John Green Bot is wielding a laser. We'll use machine learning...
Crash Course
The Modern Revolution Crash Course Big History 8
In which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes...
Crash Course Kids
Try Trials
We'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...
Crash Course
Natural Language Processing
So far in this series, we've mostly focused on how AI can interpret images, but one of the most common ways we interact with computers is through language - we type questions into search engines, use our smart assistants like Siri and...
Crash Course Kids
Look Who's Talking
Plants! 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!
Crash Course
Cats Vs Dogs? Let's make an AI to settle this (LAB)
Today, in our final lab, Jabril tries to make an AI to settle the question once and for all, "Will a cat or a dog make us happier?" But in building this AI, Jabril will accidentally incorporate the very bias he was trying to avoid. So...
Crash Course
AI Playing Games
As we mentioned last episode, one of the best test spaces for building new AI systems are games. This is because games provide a great framework for an AI to learn an objective and slowly improve. In recent years, AI has made huge...
Crash Course
Independent Cinema: Crash Course Film History
Hollywood was riding high until their formula got to be stale. In places like Italy and France (as well as other places in the world we'll talk about soon) filmmakers were starting to break out of the mold and make daring films that...
SciShow
SciShow Talk Show: Crash Course Physics Host Dr. Shini Somara & Sydney the Brush-Tailed Bettong
Dr. Shini Somara joins us on the Talk Show today to talk Crash Course Physics and her background in fluid dynamics and television. Then Jessi from Animal Wonders brings on Sydney, their Brush-tailed Bettong.
Crash Course Kids
Up, Up & Away
So... 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...
Crash Course
Psychology of Computing: Crash Course Computer Science
We’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...
Crash Course
Microsoft and Connected Consoles: Crash Course Games
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...