TED-Ed
TED-Ed: Chris A. Kniesly: History through the eyes of a chicken
The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that "gives birth daily." Romans brought them on their military campaigns to foretell the success of future battles. Today, this bird occupies a...
TED Talks
TED: Two nameless bodies washed up on the beach. Here are their stories | Anders Fjellberg
When two bodies wearing identical wetsuits washed ashore in Norway and the Netherlands, journalist Anders Fjellberg and photographer Tomm Christiansen started a search to answer the question: who were these people? What they found and...
Curated Video
USA vs USSR Fight! The Cold War: Crash Course World History
In which John Green teaches you about the Cold War, which was occasionally hot, but on average, it was just cool. In the sense of its temperature. It was by no means cool, man. After World War II, there were basically two big...
SciShow
The Space Mirror That Turned Night into Day
Solar sail technology was once only theoretical, but it's now being developed to propel spaceships. How did the first solar sails get into space, and why?
SciShow
Help Us Survive on Mars, and Name Your Own Planet!
This week on SciShow Space News, we finally find out what’s causing those dark lines on Europa. Plus, learn how to become space-famous!
Crash Course
The Americas and Time Keeping: Crash Course History of Science
In this episode of Crash Course History of Science, we travel to the Americas to ask the question, "When are we?" and get some answers. We'll look at the Maya, Inca, and Olmec civilizations and how they recorded their science.
TED Talks
TED: A boat carrying 500 refugees sunk at sea. The story of two survivors | Melissa Fleming
Aboard an overloaded ship carrying more than 500 refugees, a young woman becomes an unlikely hero. This single, powerful story, told by Melissa Fleming of the UN's refugee agency, gives a human face to the sheer numbers of human beings...
SciShow
How Self Care Can Save the Environment
If you're feeling anxious about climate change, you're not alone, but taking steps to help the world might also help you.
TED Talks
Kishore Mahbubani: How the West can adapt to a rising Asia
As Asian economies and governments continue to gain power, the West needs to find ways to adapt to the new global order, says author and diplomat Kishore Mahbubani. In an insightful look at international politics, Mahbubani shares a...
Crash Course
The Scientific Revolution: Crash Course History of Science
So, what exactly is a scientific revolution? And are they more than just moments in time Historians use to mark the beginning and ending of things through time? In this episode we'll look into some ideas and people named Nick and how...
Crash Course
The Roaring 20's Crash Course US History
In which John Green teaches you about the United States in the 1920s. They were known as the roaring 20s, but not because there were lions running around everywhere. In the 1920s, America's economy was booming, and all kinds of social...
Crash Course
Post-War Rebuilding and the Cold War: Crash Course European History
Sometimes, friendship isn't forever. At the conclusion of World War II, the old structures of power were a shambles. The traditional European powers were greatly weakened by years of total war and widespread destruction. The USSR was...
Crash Course
Post-World War I Recovery: Crash Course European History
In which John Green looks at Europe's attempts to recover from the devastation of World War I and forge a lasting peace. The peace did not last. Today we're talking about the economic cultural recovery of the 1920s, and the economic...
TED Talks
Edi Rama: Take back your city with paint
Make a city beautiful, curb corruption. Edi Rama took this deceptively simple path as mayor of Tirana, Albania, where he instilled pride in his citizens by transforming public spaces with colorful designs.
SciShow
Landing on Europa!
NASA has proposed a mission that would land on Europa to search for signs of life & we've learned something sad about one of our neighbors, Proxima b.
TED Talks
TED: How can we escape soaring energy bills? Stop using fossil fuels | Tessa Khan
As oil and gas companies continue to make record profits off of the same forces driving climate chaos, war and soaring energy bills, it's become clear that boom times for the fossil fuel industry are bad times for the rest of us, says...
Crash Course
Witchcraft: Crash Course European History
During our last several episodes, Europe and the European-controlled world have been in crisis. Wars, disease, climate changes, and shifts in religious and political power threw the European world into turmoil. People were looking for a...
SciShow
Big Idea: Gunpowder
Chinese alchemists searching for an elixir of eternal life discovered the world's first chemical explosive. Hank has the full story on gunpowder in this SciShow about a big idea of science.
TED Talks
TED: The ocean's shifting baseline | Daniel Pauly
The ocean has degraded within our lifetimes, as shown in the decreasing average size of fish. And yet, as Daniel Pauly shows us onstage at Mission Blue, each time the baseline drops, we call it the new "normal." At what point do we stop...
Crash Course
World War II Civilians and Soldiers: Crash Course European History
Our look at World War II continues with a closer examination of just how the war impacted soldiers in the field, and the people at home. For many of the combatants, the homefront and the warfront were one and the same. The war disrupted...
Crash Course
Europe in the Global Age: Crash Course European History
In which John looks at what it even means to live in a global age, as we've been talking about Europe's role in the gobal community for 47 episodes now. But, pedantry aside, the world is more connected than ever, and that has had effects...
SciShow
Milk, and the Mutants That Love It
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
Crash Course
The Congress of Vienna: Crash Course European History
The end of the Napoleonic Wars left the great powers of Europe shaken. Judging from the destruction that had been wrought across the continent, it seemed to the powers that be that the Enlightenment had liberated the people, and led to...
PBS
Is an Ice Age Coming?
We're living in a brief window of time where our planet isn't frozen underneath a giant layer of glaciers. How much longer will the moderate climate that we've come to know as "normal" continue? This episode looks at how the changes in...