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TED-Ed: Lessons Worth Sharing

by TED

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Latest episodes

  • Can you solve the honeybee riddle? | Dan Finkel

    August 9, 2020 · 5 min

    You're a biologist on a mission to keep the rare honeybee Apis Trifecta from going extinct. The last 60 bees of the species are in your terrarium. You've already constructed wire frames of the appropriate size and shape. Now you need to…

  • Ethical dilemma: The burger murders | George Siedel and Christine Ladwig

    August 9, 2020 · 5 min

    You founded a company that manufactures meatless burgers that are sold in stores worldwide. But you've recently received awful news: three people in one city died after eating your burgers. A criminal has injected poison into your product!…

  • No one can figure out how eels have sex | Lucy Cooke

    August 9, 2020 · 6 min

    From Ancient Greece to the 20th century, Aristotle, Freud, and numerous other scholars were all looking for the same thing: eel testicles. Freshwater eels could be found in rivers across Europe, but no one had ever seen them mate and no…

  • How do our brains process speech? | Gareth Gaskell

    July 23, 2020 · 4 min

    The average 20-year-old knows between 27,000 and 52,000 different words. Spoken out loud, most of these words last less than a second. With every word, the brain has a quick decision to make: which of those thousands of options matches the…

  • The myth of Jason, Medea, and the Golden Fleece | Iseult Gillespie

    July 21, 2020 · 4 min

    In Colchis, the hide of a mystical flying ram hangs from the tallest oak, guarded by a dragon who never sleeps. The only way Jason can pry it from King Aeetes' clutches and win back his promised throne is by facing three perilous tasks…

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  • The rise and fall of the Celtic warriors | Philip Freeman

    July 21, 2020 · 5 min

    One summer evening in 335 BCE, Alexander the Great was resting by the Danube River when a band of strangers approached his camp. Alexander had never seen anything like these tall, fierce-looking warriors with huge golden neck rings and…

  • The Egyptian myth of the death of Osiris | Alex Gendler

    July 16, 2020 · 4 min

    Long jealous of his older brother Osiris, the god who ruled all of Egypt, the warrior god Set plotted to overthrow him. Hosting an extravagant party as a ruse, Set announced a game— whoever could fit perfectly in a wooden chest could have…

  • The race to decode a mysterious language | Susan Lupack

    July 14, 2020 · 4 min

    In the early 1900s, archaeologist Sir Arthur Evans uncovered nearly 3,000 tablets inscribed with strange symbols. He thought the script, dubbed Linear B, represented the Minoan language, while others came up with their own theories. Was it…

  • Volcanic eruption explained | Steven Anderson

    July 13, 2020 · 5 min

    In February of 1942, Mexican farmer Dionisio Pulido thought he heard thunder coming from his cornfield. However, the sound wasn't coming from the sky. The source was a large, smoking crack emitting gas and ejecting rocks, and would come to…

  • What happened when the United States tried to ban alcohol | Rod Phillips

    July 9, 2020 · 5 min

    On January 17, 1920, less than one hour after spirits had become illegal throughout the United States, armed men robbed a Chicago freight train and made off with thousands of dollars worth of whiskey. It was a first taste of the unintended…

  • The tale of the boy who tricked the Devil | Iseult Gillespie

    July 7, 2020 · 5 min

    In a small town, a proud mother showed off her newborn son. Upon noticing his lucky birthmark, townsfolk predicted he would marry a princess. But soon, these rumors reached the wicked king. Enraged, the king stole the child away, and sent…

  • The greatest mathematician that never lived | Pratik Aghor

    July 6, 2020 · 5 min

    When Nicolas Bourbaki applied to the American Mathematical Society in the 1950s, he was already one of the most influential mathematicians of his time. He'd published articles in international journals and his textbooks were required…

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About the show

TED-Ed's commitment to creating lessons worth sharing is an extension of TED's mission of spreading great ideas. Within TED-Ed's growing library of TED-Ed animations, you will find carefully curated educational videos, many of which represent collaborations between talented educators and animators nominated through the TED-Ed website (ed.ted.com).