Crash Courses Archive

Medieval Europe: Crash Course European History

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Our European history is going to start around 1500 with the Renaissance, but believe it or not, that is not the actual beginning of history in the continent. So, today, we’re going to teach you the broad outlines of the so-called Middle Ages, and look at events like the

Crash Course European History Preview

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John Green is teaching history again. This time, we’re looking at the history of Europe in 50 episodes. We’ll start at the tail end of the so called Middle Ages, and look at how Europe’s place in the world has developed and changed in the last 700 years or

YouTube Couldn’t Exist Without Communications and Signal Processing: Crash Course Engineering

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Engineering helped make this video possible. This week we’ll look at how it’s possible for you to watch this video with the fundamentals of signal processing. We’ll explore things from Morse Code, to problems like bandwidth capacity and noise, to how we arrived at the digital age. Crash Course

Climate Science: Crash Course History of Science

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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 how it

Commerce, Agriculture, and Slavery: Crash Course European History

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We’ve been talking a lot about kings, and queens, and wars, and religious upheaval for most of this series, but let’s take a moment to zoom out, and look at the ways that individuals’ lives were changing in the time span we’ve covered so far. Some people’s lives were

The Age of Exploration: Crash Course European History

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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 try

Social Media: Crash Course Navigating Digital Information

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Today, in our series finale, we’re going to talk about the great white whale of navigating online information: your social media feed. Social media shapes both our online and offline behaviors from how we engage in communities and consume goods and services to influencing our thoughts and opinions. So

Expansion and Consequences: Crash Course European History

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European exploration had a lot of side effects. When the Old World and the New World began to interact, people, wealth, food, animals, and disease began to flow in both directions. In the New World, countless millions were killed by smallpox, measles, and other Old World diseases. Old World

Defense Against the Dark Arts of Influence: Crash Course Business Soft Skills

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***This series is sponsored by Google*** How do con artists manage to scam millions? Why do people choose to follow great leaders, or horrible ones? How do CEOs get better deals in the boardroom? Influence. In this episode of Crash Course Business, Evelyn chats to us about what influence

Reformation and Consequences: Crash Course European History

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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 France and Switzerland, the Tudors in England, and the Hugenots