Crash Course
War & Human Nature: Crash Course World History 204
In which John Green teaches you about war! Specifically, John talks about whether humanity is naturally warlike, hard-wired to kill, or if perhaps war is a cultural construct. John will talk about the Hobbes versus Rousseau debate, the...
MinutePhysics
Hitting the Sun is HARD
This video is about the orbital mechanics of why it's so hard to crash into the sun - the energy it takes to get there is astoundingly high, compared with leaving the solar system.
Crash Course
Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature
In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit of Daisy, his checkered past, and his...
Crash Course
Charles V and the Holy Roman Empire: Crash Course World History
In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Emperor, but he was also the King of Spain. And the King of Germany. And the King of Italy and the Lord of...
Crash Course
The Dying God: Crash Course World Mythology
This week on Crash Course World Mythology, it's the Circle of Life. And Death. And sometimes, Life again. Mike Rugnetta is teaching you about Dying Gods, by which I mean gods that die, and then return to life. You'll learn about the Corn...
MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
SciShow
Can We Redirect Asteroids like in Armageddon? | SciShow News
If you think punching an asteroid to knock it off the course to Earth’s destruction is purely for science fiction, you might only be right a for a little longer! Plus, scientists are being thrown for a loop with the orbits of planets...
Crash Course
Bureaucracy Basics: Crash Course Government and Politics
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,...
Crash Course
Environmental Econ: Crash Course Economics
So, if economics is about choices and how we use our resources, econ probably has a lot to say about the environment, right? Right! In simple terms, pollution is just a market failure. The market is producing more pollution than society...
Crash Course
The Railroad Journey and the Industrial Revolution: Crash Course World History 214
In which John Green teaches you about railroads, and some of the ways they changed the world, and how they were a sort of microcosm for the Industrial Revolution as a whole. Prior to the invention of steam powered railroads, pretty much...
SciShow
3 Times We Intentionally Crashed into Other Worlds
Most of the time, it’s not great when an expensive spacecraft slams into an extraterrestrial body. But now and then mission control intentionally crashes a spacecraft for science!
Crash Course
Game Design: Crash Course Games
Good game design is essential for a positive player experience whether it's a board games, video game, or even dice game. So today, we're going to take some time to give you an introductory overview of the process of creating a game, and...
Crash Course
Structure of the Court System: Crash Course Government and Politics
This week Craig Benzine is going to talk about the structure of the U.S. court system and how exactly it manages to keep things moving smoothly. We’’ll talk about trial courts, district courts, appeals courts, circuit courts, state...
SciShow
Will there be a ring in Mars's future?
Will Mars have a ring around it? Hank Green explains in this episode of Scishow Space News!
Crash Course
The Protestant Reformation: Crash Course European History
You may have noticed that the internet is terrible at religious discourse. Well, this is not a new phenomenon. In the early 16th century, the Roman Catholic church dominated Christianity in Europe, and the institution was starting to...
TED Talks
TED: How shocking events can spark positive change | Naomi Klein
Things are pretty shocking out there right now -- record-breaking storms, deadly terror attacks, thousands of migrants disappearing beneath the waves and openly supremacist movements rising. Are we responding with the urgency that these...
Curated Video
The Columbian Exchange: Crash Course World History
In which John Green teaches you about the changes wrought by contact between the Old World and the New. John does this by exploring the totally awesome history book "The Columbian Exchange" by Alfred Cosby, Jr. After Columbus...
Crash Course
Educational Technology: Crash Course Computer Science
Today we’re going to go a little meta and talk about how computer science can support learning with educational technology. We here at Crash Course are big fans of interactive in-class learning and hands-on experiences, but we also...
Crash Course
100 Years of Solitude Part 1: Crash Course Literature 306
Our first of two episodes about Gabriel Garcia Marquez's novel, 100 Years of Solitude. This week, we're looking at the Buendia family, and their many generations of people with the same names. We'll also look at the fascinating way the...
SciShow
Mars Lander Crash Update: Mystery Solved!
In October, the first mission of the ExoMars program arrived at the Red Planet, and things didn't go exactly as planned. As NASA investigates the crash, the mystery unfolds.
Crash Course
The History of Game Shows: Crash Course Games
Today we're going to talk about game shows! Game shows have a long history going all the way back to the 1920s on the radio and then proliferating across media to the massive pop culture icons they are today. And they're different from...
Crash Course
The Future of Artificial Intelligence
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...
SciShow
Two Tragic Crashes
SciShow Space News looks into two recent rocket failures over U.S. soil, exploring possible causes and sizing up the risks of spaceflight since humans first started reaching for the stars.
Crash Course
Dances to Flute Music and Obscene Verse. It's Roman Theater, Everybody: Crash Course Theater #5
Today, Mike Rugnetta takes you from our beginnings in ancient Greek theater, and moves on to the development of Roman theater. Which, it turns out, is A LOT like Greek theater. Because the Romans were real Grecophiles, they modeled their...