TED-Ed
TED-ED: Can you solve the dark coin riddle? - Lisa Winer
As a world-renowned treasure hunter, you have been searching for the legendary dungeon containing the stash of ancient Stygian coins. The wizard who owns the castle has even allowed you to have them, on one condition-you must solve his...
TED-Ed
TED-Ed: Can animals be deceptive? - Eldridge Adams
A male firefly emits a series of enticing flashes. He hopes a female will respond and mate with him. A female from a different species mimics his patterns: by tricking the male, she lures him in -- and turns him into a meal. Where else...
TED-Ed
TED-ED: When will the next ice age happen? - Lorraine Lisiecki
Throughout Earth's history, climate has varied greatly. For hundreds of millions of years, the planet had no polar ice caps. Without this ice, the sea level was 70 meters higher. At the other extreme, about 700 million years ago, Earth...
TED-Ed
TED-ED: The philosophy of cynicism - William D. Desmond
In the 4th century BCE, a young Diogenes of Sinope was found to be counterfeiting coins. He was stripped of his citizenship, his money, all his possessions and sent into exile. He decided he would live self-sufficiently, close to nature,...
TED-Ed
TED-Ed: Can you solve the alien pyramid riddle? | Henri Picciotto
Today is the anniversary of the best-worst day of your life. The best part was discovering a subterranean city on Mars. The worst part was when you lost contact with Earth. You and the other 99 scientists have spent the year engineering...
TED-Ed
TED-Ed: How does anesthesia work? - Steven Zheng
When under anesthesia, you can't move, form memories, or -- hopefully -- feel pain. And while it might just seem like you are asleep for that time, you actually aren't. What's going on? Steven Zheng explains what we know about the...
TED-Ed
TED-ED: The poet who painted with his words - Genevieve Emy
Among the great poets of literary history, certain names like Homer, Shakespeare and Whitman are instantly recognizable. However, there's an early 20th century great poet whose name you may not know: Guillaume Apollinaire. Genevieve Emy...
TED-Ed
TED-Ed: Why are human bodies asymmetrical? - Leo Q. Wan
Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it turns out that asymmetry is pretty important, too - and more common...
TED-Ed
The genius of Marie Curie - Shohini Ghose
View full lesson: http://ed.ted.com/lessons/the-genius-of-marie-curie-shohini-ghose Marie Skłodowska Curie’s revolutionary research laid the groundwork for our understanding of physics and chemistry, blazing trails in oncology,...
TED-Ed
TED-ED: How do scars form? - Sarthak Sinha
It's hard to escape childhood without racking up a few scars. Why do these leftover reminders of a painful cut or crash look different from the rest of our skin? And why do they stick around for so long after the incident that caused...
TED-Ed
TED-Ed: Can you solve the prisoner boxes riddle? - Yossi Elran
Your favorite band is great at playing musicbut not so great at being organized. They keep misplacing their instruments on tour, and it's driving their manager mad. Can you solve the brain-numbing riddle their manager assigns them and...
TED-Ed
TED-Ed: What does it mean to be a refugee? - Benedetta Berti and Evelien Borgman
About 60 million people around the globe have been forced to leave their homes to escape war, violence and persecution. The majority have become Internally Displaced Persons, meaning they fled their homes but are still in their own...
TED-Ed
TED-Ed: A needle in countless haystacks: Finding habitable worlds - Ariel Anbar
Out of billions of galaxies and billions of stars, how do we find Earth-like habitable worlds? What is essential to support life as we know it? Ariel Anbar provides a checklist for finding life on other planets.
TED-Ed
TED-Ed: How the COVID-19 vaccines were created so quickly | Kaitlyn Sadtler and Elizabeth Wayne
In the 20th century, most vaccines took over a decade to research, test, and produce. But the vaccines for COVID-19 were cleared for emergency use in less than 11 months. The secret behind this speed is a medical technology that's been...
TED-Ed
TED-ED: How to understand power - Eric Liu
Every day, we move and operate within systems of power that other people have constructed. But we're often uncomfortable talking about power. Why? Eric Liu describes the six sources of power and explains how understanding them is key to...
TED-Ed
TED-ED: The most successful pirate of all time - Dian Murray
At the height of their power, infamous Caribbean pirates like Blackbeard and Henry Morgan commanded as many as 10 ships and several hundred men. But their stories pale next to the most successful pirate of all time, who commanded 1,800...
TED-Ed
TED-ED: Why is being scared so fun? - Margee Kerr
At this very moment, people are lining up somewhere to scare themselves, be it with a thrill-ride or a horror movie. In fact, in October of 2015 alone, about 28 million people visited a haunted house in the US. But you might wonder: What...
TED-Ed
TED-Ed: A brief history of chess - Alex Gendler
Trace the storied history of the game of chess, from its origins in 7th century India to the computer software we use today. -- The attacking infantry advances, their elephants already having broken the defensive line. The king tries to...
TED-Ed
TED-Ed: Are all of your memories real? | Daniel L. Schacter
In a 1990's study, participants recalled getting lost in a shopping mall as children. Some shared these memories in vivid detail, but there was one problem: none of these people had actually gotten lost in a mall. They produced these...
TED-Ed
Can you solve the logician's rave riddle? | Edwin Meyer
Once a year, thousands of logicians descend into the desert for Learning Man. At the center of that gathering is the world's most exclusive club, where under the full moon the annual logician's rave takes place. The entry is guarded by...
TED-Ed
TED-ED: Why do people get so anxious about math? - Orly Rubinsten
Have you ever sat down to take a math test and immediately felt your heart beat faster and your palms start to sweat? This is called math anxiety, and if it happens to you, you're not alone: Researchers think about 20 percent of the...
TED-Ed
TED-ED: Not all scientific studies are created equal - David H. Schwartz
Every day, we are bombarded by attention grabbing headlines that promise miracle cures to all of our ailments -- often backed up by a _scientific study." But what are these studies, and how do we know if they are reliable? David H....
TED-Ed
TED-Ed: What makes a language... a language? | Martin Hilpert
Outside of China, Mandarin and Cantonese are often referred to as Chinese dialects, despite being even more dissimilar than Spanish and Italian. On the other hand, speakers of Danish, Norwegian, and Swedish, which are three distinct...
TED-Ed
TED-Ed: Can you outsmart a troll (by thinking like one)? | Claire Wardle
Your town is holding a mayoral election and the stakes have never been higher. You suspect one of the candidates will begin pushing false information to swing the election. As the cybersecurity expert, your job is to inoculate the...