Charles Leadbeater went looking for radical new forms of education -- and found them in the slums of Rio and Kibera, where some of the world's poorest kids are finding transformative new ways to learn. And this informal, disruptive new...

Paddy Ashdown believes we are living in a moment in history where power is changing in ways it never has before. In a spellbinding talk he outlines the three major global shifts that he sees coming.

In which John Green teaches you about the Mexican-American War in the late 1840s, and the expansion of the United States into the western end of North America. In this episode of Crash Course, US territory finally reaches from the...

Sherwin Nuland, a surgeon and a writer, meditates on the idea of hope -- the desire to become our better selves and make a better world. It's a thoughtful 12 minutes that will help you focus on the road ahead.

The HMS Challenger embarked in the 1870s to survey the world’s oceans. The data the expedition collected is still being used over 100 years later to inform what we know about climate change.

In 1812, four men at Cambridge University met for breakfast. What began as an impassioned meal grew into a new scientific revolution, in which these men -- who called themselves “natural philosophers” until they later coined “scientist”...

Today we're going to talk about gambling. Now, gambling is interesting because it could be argued that gambling doesn't even have anything to do with games. It's usually about making money after all - which makes it much closer to work....

In which John Green teaches you about various reform movements in the 19th century United States. From Utopian societies to the Second Great Awakening to the Abolition movement, American society was undergoing great changes in the first...

In which John Green teaches you about the Market Revolution. In the first half of the 19th century, the way people lived and worked in the United States changed drastically. At play was the classic (if anything in a 30 year old nation...

In which John Green teaches you about Nationalism. Nationalism was everywhere in the 19th century, as people all over the world carved new nation-states out of old empires. Nationalist leaders changed the way people thought of themselves...

In 19th century Europe, with nation building well under way, thoughts turned outward, toward empire. This week, we're looking at how Europeans expanded into Africa, Asia, and Oceania during the 1800s. You'll learn about China and the...

Today, we’re going to wrap up our discussion of economic policy by looking at government regulation. We're going to talk about the government's goals for the U.S. economy and the policies it employs to achieve those goals. Ever since the...

Today we’re exploring another branch of conflict theory: gender conflict theory, with a look at sociology’s forgotten founder, Harriet Martineau. We’ll also discuss the three waves of feminism, as well as intersectionality.

Welcome to SciShow Tangents, the lightly competitive game show podcast brought to you by the team behind SciShow! For too long, you've only been able to hear SciShow Tangents. Well, no more! SciShow Tangents has officially come to...

in 19th-century England, scientists were figuring out that certain parts of our brains were connected with certain parts of our bodies- but they came up with some terrible and misleading ideas that spread without rigorous scientific...

In which John Green teaches you about the massive immigration to the United States during the late 19th and early 20th century. Immigrants flocked to the US from all over the world in this time period. Millions of Europeans moved to the...

You probably know some of the signs of industrialization in the nineteenth century: Trains connected cities, symbolizing progress. But they also brought about the destruction of rural lands, divisions between social classes, and rapid...

Doubling human life expectancy in a century is our greatest achievement, says author Steven Johnson. How did we make it happen -- and can we keep it going? Backed by fascinating historical anecdotes, he shares some life-lengthening...

In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and...

At the end of our journey through modern European history, we're taking an episode to look back at how the practice of history developed and what the aim and goals and purpose of history have been. We'll also take time to consider how we...

The American Civil War is one of the deadliest in US History, and let's just get this out of the way: it was about slavery. In the more than 150 years since the end of the Civil War, there have been many attempts to litigate the reasons...

With candor and cunning, sex historian Kate Lister chronicles the curious journey of an ancient, honest word with innocent origins and a now-scandalous connotation in this uproarious love letter to etymology, queens, cows and all things...

In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and...

In which John Green teaches you about capitalism and socialism in a way that is sure to please commenters from both sides of the debate. Learn how capitalism arose from the industrial revolution, and then gave rise to socialism. Learn...