Crash Course
Cathedrals and Universities: Crash Course History of Science
Until roughly 1100, there were relatively few places of knowledge-making. Monasteries and abbeys had special rooms called scriptoria where monks copied manuscripts by hand. But the biggest places where knowledge was made were the Gothic...
Crash Course
Where Are My Children: Crash Course Film Criticism
Before the Hayes Code was enacted, movies were a lot more brazen than we sometimes tend to think. Director/Producer Lois Weber spent much of her career making movies that challenged audiences. Her film, "Where Are My Children" is no...
Crash Course
Search and Seizure: Crash Course Government and Politics
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 does this mean? Well, it's complicated. The...
Crash Course
Mercury
Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface.
Crash Course
Freedom of the Press: Crash Course Government and Politics
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...
Crash Course
Hermes and Loki and Tricksters Part 2: Crash Course World Mythology
In which Mike Rugnetta continues to teach you about tricksters. In this episode, we're talking about tricksters as culture heroes. Basically, a culture hero is someone whose creativity adds to their mythological culture. We'll learn how...
Crash Course
Orbitals: Crash Course Chemistry
In 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....
Crash Course
Buffers, the Acid Rain Slayer: Crash Course Chemistry
In this episode, Hank talks about how nutty our world is via Buffers! He defines buffers and their compositions, talks about carbonate buffering systems in nature, acid rain, pH of buffers, and titration. Plus, a really cool experiment...
Crash Course
LARP: Crash Course Games
Today 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...
Crash Course
Crash Course Navigating Digital Information Preview
In which John Green previews the new Crash Course on Navigating Digital Information! We've partnered with MediaWise, The Poynter Institute, and The Stanford History Education Group to teach a course in hands-on skills to evaluate the...
Crash Course
Neutron Stars
In the aftermath of a 8 – 20 solar mass star’s demise we find a weird little object known as a neutron star. Neutrons stars are incredibly dense, spin rapidly, and have very strong magnetic fields. Some of them we see as pulsars,...
Crash Course
Social Thinking: Crash Course Psychology
Why do people do bad things? Is it because of the situation or who they are at their core? In this week's episode of Crash Course Psychology, Hank works to shed a little light on the ideas of Situation vs. Personality. Oh, and we'll have...
Crash Course
Crash Course Film History Preview
Beginning April 13th, join Craig Benzine (the internet's WheezyWaiter) for 16 weeks of Film History right here on Crash Course. He'll look at the history of one of our most powerful mediums. Film has the ability to communicate with...
Crash Course
Roman Engineering: Crash Course History of Science
The Romans developed a lot of infrastructure like roads and aqueducts to both help their cities flourish and to... you know... be better at war. But the interesting thing about Roman Engineering is how it was almost all focused on Techne...
Crash Course
Playstation and More Immersive Video Games: Crash Course Games
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...
Crash Course
Biological Polymers: Crash Course Organic Chemistry
You might think a self regulating factory sounds pretty unbelievable, but that’s pretty much exactly how our bodies work! Our bodies are full of regulatory mechanisms that keep all the organic molecules we need to live in balance. In...
Crash Course
Symbolic AI
Today we're going to talk about Symbolic AI - also known as "good old-fashioned AI". Symbolic AI is really different from the modern neural networks we've discussed so far, instead, it represents problems using symbols and then uses...
Crash Course
Representing Numbers and Letters with Binary: Crash Course Computer Science
Today, we’re going to take a look at how computers use a stream of 1s and 0s to represent all of our data - from our text messages and photos to music and webpages. We’re going to focus on how these binary values are used to represent...
Curated Video
Liberals, Conservatives, and Pride and Prejudice Part 2: Crash Course Literature 412
This is it! The final episode of CC Literature season 4 is a deeper look at Jane Austen's Pride and Prejudice. Today we'll explore the novel's take on materialism, and we'll talk about whether the novel has a liberal or conservative...
Crash Course Kids
Planetary Plants
So 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,...
Crash Course
Breaking the Silence: Crash Course Film History
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...
Crash Course
In the Mood For Love: Crash Course Film Criticism
Cinematic love stories come in all shapes and sizes. Movies are really good at both capturing and projecting emotions. And one of the best directors at the modern love story is Wong Kar-Wai. In this episode of Crash Course Film...
Crash Course
Economics of Education: Crash Course Economics
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...
Crash Course
The 17th Century Crisis: Crash Course European History
The 17th Century in Europe was pretty rough in a lot of ways. The Thirty Years War involved a lot of countries, and a lot of battles, and it was terrible for everyone involved, as wars have aa historical tendency to be. At the same time,...