The Lebanese government approved a U.S. plan to disarm Hezbollah, the group whose military wing was recognized by previous governments as a parallel security structure to Lebanon’s armed forces. The agreement calls for Hezbollah’s...

In which John Green teaches you about World War II, aka The Great Patriotic War, aka The Big One. So how did this war happen? And what does it mean? We've all learned the facts about World War II many times over, thanks to repeated...

In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of...

In which John Green teaches you about nonviolence and peace movements in the 20th century. What is nonviolence? What is a peace movement? Well. traditionally, humans often resort to violence when they come into conflict. In the 20th...

In which John Green teaches you about the end of World History, and the end of the world as we know it, kind of. For the last hundred years or so, it seemed that one important ingredient for running an economically successful country was...

In which John Green teaches you about Imperialism, but not from the perspective of the colonizers. This week John looks at some Asian perspectives on Imperialism, specifically writers from countries that were colonized by European...

In the late 1970s and throughout the 1980s, protests and unrest continued continued across Europe, and the Soviet Union was having increasing trouble holding its sphere of influence together. Today you'll learn about the labor strikes of...

Roses are red, violets are blue… What on Earth CAN’T a poem do? In this episode of Crash Course Kids Literature, we dive into the poems that make up Thanhhà Lại’s verse novel, “Inside Out and Back Again” and the figurative language that...

In 1992, something unprecedented happened in Los Angeles: rival gang members negotiated a historic peace treaty, significantly reducing violence across the city. Aqeela Sherrills, one of the key negotiators of that treaty, continues to...

What if we could get a heads-up about serious health issues before they begin, from the moment a baby is born? In this groundbreaking talk, medical geneticist and physician-scientist Robert C. Green shares how his team at the BabySeq...

The US political system is broken — and the solution might be in the palm of your hands, says political strategist Bradley Tusk. Drawing on his deep experience with government and technology, he makes the case for allowing Americans to...

The Moon has been one of the most important theoretical stepping stones to our understanding of the universe. We’ve long understood that it could also be our literal stepping stone: humanity’s first destination beyond our atmosphere.

Does eating soy make you more feminine? Is sunscreen actually bad for you? (No.) Here are five bad takes about human health, and the real truth behind them.<b<br/>r/>

Hosted by: Stefan Chin (he/him)

Today, humans live on just a few staple crops, like maize, rice, and wheat. But in the early days of agriculture, humans were domesticating foods left and right. Come with us as we discover the lost crops of North America, like pitseed...

Every day, airplanes fly over the Panama-Colombia border and drop millions of flies from the sky. It's part of an intense effort to control a deadly pest called screwworms, and believe it or not, it works.



Hosted by: Stefan...

You may have heard about a new invasive menace in the US. The spotted lanternfly is a relatively recent arrival from China, and while they may be tiny, they have the potential to cause some serious problems. So let's talk about what...

When the Bald Eagle population started to decline in the mid-20th century, scientists began to ask why. Population ecology, the study of organisms of the same species, played a big role in answering that question. In this episode of...

AI in warfare is no longer hypothetical; it's inevitable, says Palmer Luckey, an inventor and founder of the defense technology company Anduril Industries. He takes us inside the high-tech arms race to build AI-powered weapons, "killer...

Headlines warn of a world in collapse, but solutions journalist Angus Hervey finds the overlooked triumphs that never make the news — from the rollout of malaria vaccines to the recovery of sea turtles. With hard data and stories from...

As the cofounder of Advance Native Political Leadership, Anathea Chino creates space for Native American leaders to thrive in an often unwelcoming political system. Alongside comedian and filmmaker Negin Farsad, she discusses the power...

The clock is ticking on social media giant TikTok, which faces a nationwide ban in the United States unless its parent company, ByteDance, sells it by January 19. Social media theorist Clay Shirky unpacks why the US is trying to ban...

Amir Nizar Zuabi and Kristine McDivitt Tompkins discuss the power of art and conservation in addressing global challenges. Zuabi reflects on his projects, including the moving puppet Amal and "The Herds," which use beauty and...

Allyson Felix reflects on her commitment to advancing gender equality and maternal rights, particularly in sports. She emphasizes the importance of normalizing child care at major events and advocating for better policies supporting...

Join the Amoeba Sisters in this longer review video as they review food chains, food webs, how energy flows through trophic levels (including the 10% rule), ecological relationships (including parasitism, mutualism, and commensalism),...