TED-Ed
Why every world map is wrong | Kayla Wolf
Fourteen Greenlands could fit in Africa— but you wouldn't guess it from most maps of the world. The fact is, every world map humans have ever made is wrong. Actually, it's impossible to make a flat map of the whole spherical world 100%...
TED-Ed
TED-Ed: How fast is the speed of thought? | Seena Mathew
Your mortal enemy has captured you and hooked you up to a bizarre experiment. He's extended your nervous system with one very long neuron to a target about 70 meters away. At some point, he's going to fire an arrow. If you can then think...
Crash Course
2,000 Years of Chinese History! The Mandate of Heaven and Confucius World History
In which John introduces you to quite a lot of Chinese history by discussing the complicated relationship between the Confucian scholars who wrote Chinese history and the emperors (and empress) who made it. Included is a brief...
TED-Ed
How do personality tests work? | Merve Emre
In 1942, a mother-daughter duo named Katharine Cook Briggs and Isabel Briggs Myers developed a questionnaire that classified people's personalities into 16 types. Called the Myers-Briggs Type Indicator, or MBTI, it would go on to become...
Crash Course
The Spanish Empire, Silver, & Runaway Inflation Crash Course World History
In which John Green explores how Spain went from being a middling European power to one of the most powerful empires on Earth, thanks to their plunder of the New World in the 16th and 17th centuries. Learn how Spain managed to destroy...
TED-Ed
TED-Ed: What’s the point(e) of ballet?
A baby cursed at birth. A fierce battle of good and evil. A true love awoken with a kiss. Since premiering in 1890, “The Sleeping Beauty” has become one of the most frequently staged ballets in history. So what makes this piece so...
Crash Course
Women in the 19th Century Crash Course US History
In which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a...
TED-Ed
TED-ED: Making a TED-Ed Lesson: Animating zombies
What style of animation perfectly mimics the movement of zombies? Puppet animation allows for just the right amount of zombie-like stiff limbs and jerky stumbles. TED-Ed animators show how to bring a zombie to life through 2D puppet...
TED-Ed
Why was India split into two countries? | Haimanti Roy
In 1947, the British viceroy announced that after 200 years of British rule, India would gain independence and be partitioned into Hindu India and Muslim Pakistan. What followed was one of the largest and bloodiest forced migrations in...
TED-Ed
Who decides what's in the dictionary? | Ilan Stavans
While the concept of a dictionary dates back to ancient civilizations, the first English dictionary wasn't published until 1604. In the centuries that followed, many more dictionaries were written by individual authors who chose what to...
Crash Course
The Dark Ages...How Dark Were They, Really Crash Course World History
John Green teaches you about the so-called Dark Ages, which it turns out weren't as uniformly dark as you may have been led to believe. While Europe was indeed having some issues, many other parts of the world were thriving and...
TED-Ed
TED-Ed: How to outsmart the Prisoner's Dilemma | Lucas Husted
Two perfectly rational gingerbread men, Crispy and Chewy, are out strolling when they're caught by a fox. Instead of simply eating them, he decides to put their friendship to the test with a cruel dilemma. He'll ask each gingerbread man...
TED-Ed
TED-Ed: The wildly complex anatomy of a sneaker
Australians call them “runners." The British know them as “trainers.” Americans refer to them as “sneakers.” Whatever you call them, these casual shoes are worn by billions of people around the world. Today, roughly 23 billion shoes are...
TED-Ed
TED-Ed: Sajan Saini: How light technology is changing medicine
It's an increasingly common sight in hospitals around the world: a nurse measures our height, weight, blood pressure, and attaches a glowing plastic clip to our finger. Suddenly, a digital screen reads out the oxygen level in our...
Be Smart
Why Music Moves Us
How can simple sound waves cause so much emotion? I went from my comfy chair to the streets of Austin to investigate how it might be written into our neuroscience and evolution. Modern neuroscience says our brains may be wired to pick...
TED-Ed
TED-Ed: The Maya myth of the morning star | TED-Ed
Chak Ek', the morning star, rose from the underworld to the surface of the eastern sea and on into the heavens. His brother K'in Ahaw, the sun, followed. Though Chak Ek' had risen first, K'in Ahaw outshone him, and the resentful Chak Ek'...
TED-Ed
TED-Ed: Paul S. Kindstedt: A brie(f) history of cheese
Before empires and royalty, before pottery and writing, before metal tools and weapons – there was cheese. As early as 8000 BCE, Neolithic farmers began a legacy of cheesemaking almost as old as civilization. Today, the world produces...
TED-Ed
TED-Ed: What yoga does to your body and brain | Krishna Sudhir
There are many different approaches to modern yoga— though most forms have three core elements: physical postures, breathing exercises, and spiritual contemplation.This blend of physical and mental exercise is widely believed to have a...
TED-Ed
TED-Ed: The hidden life of Rosa Parks
Throughout her life, Rosa Parks repeatedly challenged racial violence and the prejudiced systems protecting its perpetrators. Her refusal to move to the back of a segregated bus ignited a boycott that lasted 381 days and helped transform...
TED-Ed
TED-Ed: Is the weather actually becoming more extreme? | R. Saravanan
From 2016 to 2019, the world saw record-breaking heat waves, rampant wildfires, and the longest run of category 5 tropical cyclones on record. The number of extreme weather events has been increasing for the last 40 years, and current...
The Daily Conversation
Ukraine and the Middle East: Revolutions, Part 6
New ReviewDictators are overthrown in part 6 of our epic journey through the revolutions that set the power dynamics of our modern civilization.
The Daily Conversation
TRUMP VS. THE WORLD [A Data Analysis]
New ReviewAs Trump begins his presidency, this a data-driven look at how the American people view the world, including what they think are major threats.
The Daily Conversation
The Most & Least Religious States in America
New ReviewAmerica's ten most (and least) religious states, compared.
The Daily Conversation
The High Speed Rail Revolution | China's Future MEGAPROJECTS: Part 4
New ReviewChina's high speed rail network is already larger than all other countries' combined--and it's only half complete.