Crash Course
Theories of Global Stratification: Crash Course Sociology
Today we’ll discuss two theories of global stratification. First, we’ll go over modernization theory and Walt Rostow’s Four Stages of Modernization. Next, we’ll explain dependency theory, the legacy of colonialism, and Immanuel...
TED Talks
TED: Why monkeys (and humans) are wired for fairness | Sarah Brosnan
Fairness matters ... to both people and primates. Sharing priceless footage of capuchin monkeys responding to perceived injustice, primatologist Sarah Brosnan explores why humans and monkeys evolved to care about equality -- and...
TED Talks
The real story of McMafia: How global crime networks work - Misha Glenny
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Journalist Misha Glenny spent several years in a courageous investigation of organized crime networks, which have...
Crash Course
The Natives and the English - Crash Course US History
In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with...
TED Talks
TED: How the blockchain will radically transform the economy | Bettina Warburg
Say hello to the decentralized economy -- the blockchain is about to change everything. In this lucid explainer of the complex (and confusing) technology, Bettina Warburg describes how the blockchain will eliminate the need for...
Crash Course
Dutch Golden Age: Crash Course European History
While the English were falling apart a little, with their civil war and their restoration and their succession problems, the Dutch were getting their act together. They were throwing off the yoke of the Spanish Empire, uniting their...
Curated Video
Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History
In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad...
Crash Course
War and Civilization: Crash Course World History 205
In which John Green investigates war, and what exactly it may or may not be good for. Was war a result of human beings organizing into larger and more complex agricultural social orders, or did war maybe create agriculture and...
TED Talks
TED: Hamilton vs. Madison and the birth of American partisanship | Noah Feldman
The divisiveness plaguing American politics today is nothing new, says constitutional law scholar Noah Feldman. In fact, it dates back to the early days of the republic, when a dispute between Alexander Hamilton and James Madison led the...
TED Talks
TED: What moral decisions should driverless cars make? | Iyad Rahwan
Should your driverless car kill you if it means saving five pedestrians? In this primer on the social dilemmas of driverless cars, Iyad Rahwan explores how the technology will challenge our morality and explains his work collecting data...
TED Talks
Alex Tabarrok: How ideas trump crises
The "dismal science" truly shines in this optimistic talk, as economist Alex Tabarrok argues free trade and globalization are shaping our once-divided world into a community of idea-sharing more healthy, happy and prosperous than...
SciShow
Are Blue Eyes Endangered?
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren't really blue! SciShow explains!
TED-Ed
TED-Ed: How did trains standardize time in the United States? - William Heuisler
If you live in the United States, you may live in the Eastern Standard Time Zone. Or maybe you live in Mountain Standard Time or one of the other standardized time zones. But these time zones have not always been around. In fact, it's a...
Crash Course
Globalization I - The Upside Crash Course World History
In which John Green teaches you about globalization, a subject so epic, so, um, global, it requires two videos. In this video, John follows the surprisingly complex path of t-shirt as it criss-crosses the world before coming to rest on...
TED Talks
Bruce Schneier: The security mirage
The feeling of security and the reality of security don't always match, says computer-security expert Bruce Schneier. In his talk, he explains why we spend billions addressing news story risks, like the "security theater" now playing at...
TED-Ed
TED-Ed: The true story of Sacajawea - Karen Mensing
In the early 19th century, a young Agaidika teenager named Sacajawea was enlisted by explorers Meriwether Lewis and William Clark to aid her husband Toussaint Charbonneau as a guide to the Western United States. Karen Mensing debunks...
TED-Ed
TED-Ed: How one of the most profitable companies in history rose to power | Adam Clulow
During the 17th century, the Dutch East India Company cornered the booming spice market and pioneered trade routes between Asia and Europe. It is widely considered the most profitable corporation ever created. But such success came with...
Crash Course
Thomas Jefferson & His Democracy Crash Course US History
In which John Green teaches you about founding father and third president of the United States, Thomas Jefferson. Jefferson is a somewhat controversial figure in American history, largely because he, like pretty much all humans, was a...
Crash Course
Where US Politics Came From Crash Course US History
In which John Green teaches you where American politicians come from. In the beginning, soon after the US constitution was adopted, politics were pretty non-existent. George Washington was elected president with no opposition, everything...
Crash Course
Specialization and Trade: Crash Course Economics
In which Adriene Hill and Jacob Clifford teach you about specialization and trade, and how countries decide whether they're going to make stuff or trade for stuff. You'll learn about things like comparative advantage, the production...
Crash Course
Contractarianism: Crash Course Philosophy
Today we explore the penultimate ethical theory in this unit: contractarianism. Hank explains Hobbes’ state of nature, and implicit and explicit contracts, as well as the Prisoner’s Dilemma, and the benefits, and costs, of violating...
Crash Course
Globalization II - Good or Bad Crash Course World History
In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity,...
TED-Ed
TED-ED: Who built Great Zimbabwe? And why? - Breeanna Elliott
Stretched across a tree-peppered expanse in Southern Africa lies the ruins of Great Zimbabwe, a medieval stone city of astounding wealth. Located in the present-day country of Zimbabwe, it's the site of the second largest settlement...
Crash Course
Indus Valley Civilization Crash Course World History
In which John Green teaches you about the Indus Valley Civilization, one of the largest of the ancient civilizations. John teaches you the who, how, when, where and why of the Indus Valley Civilization, and dispenses advice on how to be...