SciShow
4 Plants That Are Great for Humans
A quarter of all prescription drugs in the U.S. come from substances that are found only in plants. In this episode of SciShow, we take a look at four of these talented plants who make our lives better.
Curated Video
Post-World War II Recovery: Crash Course European History
At the end of World War II, the nations of Europe were a shambles. Today we'll learn about how the various countries and blocs approached the problem of rebuilding their infrastructure and helping their residents recover. You'll learn...
SciShow
How an Army of Crayfish Clones Took Over Europe
It sounds like something out of a sci-fi movie: a new crayfish population made entirely of asexually reproducing, all-female clones. But is it a new species?
SciShow
How Do Chips Make Credit Cards More Secure?
If you live in the United States, you might have recently gotten a credit card with a microchip on it. But what does this chip do that makes it any different than the magnetic strip on the back of the card?
Crash Course
Racial/Ethnic Prejudice & Discrimination: Crash Course Sociology
What’s the difference between race and ethnicity? Today we’ll look at how definitions of races and ethnicities have changed over time and across places. We also discuss the terms minority and minority-majority and how races are defined...
TED-Ed
TED-Ed: History vs. Napoleon Bonaparte - Alex Gendler
After the French Revolution erupted in 1789, Europe was thrown into chaos. Neighboring countries' monarchs feared they would share the fate of Louis XVI and attacked the new Republic, while at home, extremism and mistrust between...
Crash Course
To the Lighthouse: Crash Course Literature 408
John Green teaches you about Virginia Woolf's modernist novel, To the Lighthouse. Let's face it. You're not reading To the Lighthouse for the plot. There's not a whole lot of plot, unless you count the tension about the beef stew. You're...
Crash Course
The Crusades - Pilgrimage or Holy War Crash Course World History
In which John Green teaches you about the Crusades embarked upon by European Christians in the 12th and 13th centuries. Our traditional perception of the Crusades as European Colonization thinly veiled in religion isn't quite right. John...
TED-Ed
TED-ED: What caused the French Revolution? - Tom Mullaney
What rights do people have, and where do they come from? Who gets to make decisions for others, and on what authority? And how can we organize society to meet people's needs? Tom Mullaney shows how these questions challenged an entire...
Curated Video
Russia, the Kievan Rus, and the Mongols: Crash Course World History
In which John Green teaches you how Russia evolved from a loose amalgamation of medieval principalities known as the Kievan Rus into the thriving democracy we know today. As you can imagine, there were a few bumps along the road. It...
Crash Course
The Industrial Revolution: Crash Course European History
We've talked about a lot of revolutions in 19th Century Europe, and today we're moving on to a less warlike revolution, the Industrial Revolution. You'll learn about the development of steam power and mechanization, and the labor and...
Crash Course
Italian and German Unification: Crash Course European History
So, we haven't talked much about Italy and Germany so far in Crash Course Euro, and that's because prior to the mid-19th century, those two nation-states weren't really a thing. Today we'll look at how Italy and Germany pulled it...
Crash Course
Enlightened Monarchs: Crash Course European History
Last time we learned about the Enlightenment, and the philosophers and thinkers whose ideas would shape governance for hundred of years. This week, we're learning how monarchs across Europe were influenced by those ideas. Adoption of...
Curated Video
Coal, Steam, and The Industrial Revolution: Crash Course World History
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 the course of this one, it changed the lives of more...
TED-Ed
TED-Ed: Can wildlife adapt to climate change? - Erin Eastwood
With rising temperatures and seas, massive droughts, and changing landscapes, successfully adapting to climate change is increasingly important. For humans, this can mean using technology to find solutions. But for some plants and...
Crash Course
The Age of Exploration: Crash Course European History
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...
TED-Ed
TED-Ed: Why the metric system matters - Matt Anticole
For the majority of recorded human history, units like the weight of a grain or the length of a hand weren't exact and varied from place to place. Now, consistent measurements are such an integral part of our daily lives that it's hard...
Crash Course
Revolutions in Science and Tech: Crash Course European History
In the decades following World War II, life changed in many ways, and a fair number of those changes were for the better. Many of those improvements were driven by advances in science and technology, in fields like biology,...
Crash Course
The New Chemistry: Crash Course History of Science
One of the problems with the whole idea of a single Scientific Revolution is that some disciplines decided not to join any revolution. And others just took a long time to get there.
Crash Course
The Enlightenment: Crash Course European History
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...
Crash Course
Napoleon Bonaparte: Crash Course European History
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...
Crash Course
Coal, Steam, and The Industrial Revolution Crash Course World History
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 the course of this one, it changed the lives of more...
Crash Course
The French Revolution: Crash Course European History
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...