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  • 08:24 Popular THE LEGO BATMAN MOVIE Trailer 1 - 3 (2017)

    THE LEGO BATMAN MOVIE Trailer 1 - 3 (2017)

    1,710 views / 4 likes - added

    Official The Lego Batman Movie Trailer - 2017 Animated DC Movie | Starring: Ralph Fiennes, Rosario Dawson, Michael Cera Subscribe for New Trailers: http://goo.gl/KKBrix Visit: http://www.fabianpohl.com A spin-off of The Lego Movie (2014) centering on the

  • 02:50 Can Wearable Tech Save Football?

    Can Wearable Tech Save Football?

    601 views / 1 likes - added

    Football is a full-contact sport, but this new technology can help players block and tackle more safely. NOVA on Facebook: https://www.facebook.com/NOVAonline NOVA on Twitter: @novapbs NOVA on Instagram: @novapbs PRODUCTION CREDITS Digital Producer: Ana A

  • 05:08 Why incompetent people think they're amazing - David Dunning

    Why incompetent people think they're amazing - David Dunning

    626 views / 1 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-incompetent-people-think-they-re-amazing-david-dunning How good are you with money? What about reading people’s emotions? How healthy are you, compa

  • 05:23 Why is it so hard to cure cancer? - Kyuson Yun

    Why is it so hard to cure cancer? - Kyuson Yun

    661 views / 1 likes - added

    Download a free audiobook and support TED-Ed's nonprofit mission: http://adbl.co/2gauxND Check out Siddhartha Mukherjee's "The Emperor of All Maladies": https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/the-emperor-of-all-maladies-a

  • 05:23 Popular How does your immune system work? - Emma Bryce

    How does your immune system work? - Emma Bryce

    1,209 views / 1 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-does-the-immune-system-work-emma-bryce The immune system is a vast network of cells, tissues, and organs that coordinate your body’s defenses agains

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  • 05:20 How the Normans changed the history of Europe - Mark Robinson

    How the Normans changed the history of Europe - Mark Robinson

    594 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-the-normans-changed-the-history-of-europe-mark-robinson In the year 1066, 7,000 Norman infantry and knights sailed in warships across the English Ch

  • 05:43 Is there any truth to the King Arthur legends? - Alan Lupack

    Is there any truth to the King Arthur legends? - Alan Lupack

    685 views / 1 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/is-there-any-truth-to-the-king-arthur-legends-alan-lupack King Arthur has risen again and again in our collective imagination, along with his retinue of

  • 04:26 What is the coldest thing in the world? - Lina Marieth Hoyos

    What is the coldest thing in the world? - Lina Marieth Hoyos

    631 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-is-the-coldest-thing-in-the-world-lina-marieth-hoyos The coldest materials in the world aren’t in Antarctica or at the top of Mount Everest. They’r

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  • 04:07 Popular A simple way to tell insects apart - Anika Hazra

    A simple way to tell insects apart - Anika Hazra

    932 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/a-simple-way-to-tell-insects-apart-anika-hazra There are nearly a million known insect species in the world, but most have one of just five common types

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  • 04:51 Popular Can you solve the stolen rubies riddle? - Dennis Shasha

    Can you solve the stolen rubies riddle? - Dennis Shasha

    711 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/TedEdRuby/ Townspeople are demanding that a corrupt merchant’s collection of 30 rubies be confiscated to reimburse the victims of his schemes. Th

  • 05:20 Popular Can you solve the false positive riddle? - Alex Gendler

    Can you solve the false positive riddle? - Alex Gendler

    885 views / 1 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/tededprobabilitypairs/ Mining unobtainium is hard work – the rare mineral appears in only 1% of rocks in the mine. But y

  • 05:17 Popular The life cycle of a neutron star - David Lunney

    The life cycle of a neutron star - David Lunney

    760 views / 2 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-life-cycle-of-a-neutron-star-david-lunney About once every century, a massive star somewhere in our galaxy runs out of fuel. No longer able to produ

  • 04:56 Can animals be deceptive? - Eldridge Adams

    Can animals be deceptive? - Eldridge Adams

    413 views / 1 likes - added

    Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/can-animals-be-deceptive-eldridge-adams A male firefly emits a series of enticing flashes. He hopes a female will respond an

  • 05:15 The fascinating science behind phantom limbs - Joshua W. Pate

    The fascinating science behind phantom limbs - Joshua W. Pate

    438 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-fascinating-science-of-phantom-limbs-joshua-w-pate The vast majority of people who’ve lost a limb can still feel it — not as a memory or vague shape

  • 10:01 The Factory | Think Like A Coder, Ep 9

    The Factory | Think Like A Coder, Ep 9

    322 views / 0 likes - added

    The adventure continues! Episode 9: Ethic, Hedge, and Lemma have made it to the last artifact: The Node of Memory. Can they retrieve it before the bots arrive?--This is episode 9 of our animated series Think Like A Coder. This 10-episode narrative follows

  • 04:52 Popular How Thor got his hammer - Scott A. Mellor

    How Thor got his hammer - Scott A. Mellor

    722 views / 1 likes - added

    Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/how-thor-got-his-hammer-scott-a-mellor Loki the mischief-maker, writhes in Thor’s iron grip. The previous night, he’d snuck

  • 05:00 How do brain scans work? - John Borghi and Elizabeth Waters

    How do brain scans work? - John Borghi and Elizabeth Waters

    684 views / 1 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-do-we-study-living-brains-john-borghi-and-elizabeth-waters As far as we know, there’s only one thing in our solar system sophisticated enough to stu

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  • 04:30 Popular The myth of Arachne  - Iseult Gillespie

    The myth of Arachne - Iseult Gillespie

    926 views / 5 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-myth-of-arachne-and-athena-iseult-gillespie From sailors who were turned into pigs, nymphs that sprouted into trees, and a gaze that converted the b

  • 04:49 Popular What's the difference between hibernation and sleep? - Sheena Lee Faherty

    What's the difference between hibernation and sleep? - Sheena Lee Faherty

    940 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-s-the-difference-between-hibernation-and-sleep-sheena-faherty The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping

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  • 04:45 Popular Can you solve the penniless pilgrim riddle? - Daniel Finkel

    Can you solve the penniless pilgrim riddle? - Daniel Finkel

    1,023 views / 0 likes - added

    If you enjoy our riddles, we highly recommend reading "The Number Devil". Discounted e-book versions available here: https://amzn.to/2kO7S8P Check out our book rec page to learn more: http://bit.ly/2JqwgLE View full lesson: https://ed.ted.com/lessons/can-

  • 05:19 The fascinating history of cemeteries - Keith Eggener

    The fascinating history of cemeteries - Keith Eggener

    384 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-fascinating-history-of-cemeteries-keith-eggener Spindly trees, rusted gates, crumbling stone, a solitary mourner: these things come to mind when we

  • 05:50 What causes hallucinations? - Elizabeth Cox

    What causes hallucinations? - Elizabeth Cox

    470 views / 0 likes - added

    Download a free audiobook version of "Hallucinations" and support TED-Ed's nonprofit mission: https://adbl.co/2Kpt43k Check out our full book recommendation: https://shop.ed.ted.com/products/hallucinations View full lesson: https://ed.ted.com/lessons/what

  • 04:58 Why should you read Shakespeare’s “The Tempest”? - Iseult Gillespie

    Why should you read Shakespeare’s “The Tempest”? - Iseult Gillespie

    599 views / 0 likes - added

    Explore William Shakespeare’s play “The Tempest”, a story of shipwreck, magic and a fight for power. -- Claps of thunder and flashes of lightning illuminate a swelling sea, as a ship buckles beneath the waves. It is no ordinary storm, but a violent and ve

  • 05:41 A brief history of plastic

    A brief history of plastic

    374 views / 0 likes - added

    Trace the history of the invention of plastic, and how the material ushered in what became known as the plastics century.--For centuries, billiard balls were made of ivory from elephant tusks. But when excessive hunting caused elephant populations to decl

  • 05:53 When is a pandemic over?

    When is a pandemic over?

    313 views / 0 likes - added

    Explore the three strategies governments and communities can use to contain and end a pandemic, and find out which method is best.--Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time.

  • 05:39 Popular Whats that ringing in your ears? - Marc Fagelson

    Whats that ringing in your ears? - Marc Fagelson

    702 views / 0 likes - added

    Travel into the auditory system to explore the constant ringing sensation of tinnitus, why it happens and how to treat it. --Tinnitus has been bothering humanity since Ancient Babylon, plaguing everyone from Leonardo da Vinci to Charles Darwin. Today, rou

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  • 04:55 The historic women’s suffrage march on Washington - Michelle Mehrtens

    The historic women’s suffrage march on Washington - Michelle Mehrtens

    420 views / 0 likes - added

    Explore how the Women’s Suffrage Parade on Washington in 1913 helped women secure the right to vote in the United States through the 19th amendment. -- On March 3, 1913, after months of strategic planning and controversy, thousands of women gathered in Wa

  • 05:02 How to spot a pyramid scheme - Stacie Bosley

    How to spot a pyramid scheme - Stacie Bosley

    552 views / 0 likes - added

    Learn the techniques and tricks that pyramid schemes use to recruit new members and how to avoid being fooled yourself. -- In 2004, a nutrition company offered a life-changing opportunity to earn a full-time income for part-time work. There were only two

  • 05:16 One of the most epic engineering feats in history - Alex Gendler

    One of the most epic engineering feats in history - Alex Gendler

    481 views / 0 likes - added

    Dig into the history of the construction of the iconic Brooklyn Bridge and how John Roebling designed a hybrid suspension system to build it. --In the mid-19th century, suspension bridges were collapsing all across Europe. Their industrial cables frayed a

  • 06:24 Can you solve the Big Bang riddle? - James Tanton

    Can you solve the Big Bang riddle? - James Tanton

    240 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--Its moments after the Big Bang and youre still reeling. Youre a particle of matter, amidst a chaotic stew of forces, fusion, and annihilation. If youre lucky and avoid being destroyed by antima

  • 04:36 Why do humans have a third eyelid? - Dorsa Amir

    Why do humans have a third eyelid? - Dorsa Amir

    356 views / 0 likes - added

    Discover how evolution and natural selection influence why the human body has vestigial organs body parts that no longer serve their original purpose. --You know that little pink thing nestled in the corner of your eye? Its actually the remnant of a third

  • 04:25 Can you solve the multiverse rescue mission riddle? - Dan Finkel

    Can you solve the multiverse rescue mission riddle? - Dan Finkel

    518 views / 0 likes - added

    A bug in the superconductor system has trapped your team in 11 separate dimensions. Can you get them back home safely? --It was a normal Tuesday at the superconductor, until a bug in the system caused your team to be trapped in 11 separate dimensions. For

  • 04:34 Popular The secret language of trees - Camille Defrenne and Suzanne Simard

    The secret language of trees - Camille Defrenne and Suzanne Simard

    764 views / 0 likes - added

    Learn how trees are able to communicate with each other through a vast root system and symbiotic fungi, called mycorrhizae.--Most of the forest lives in the shadow of the giants that make up the highest canopy. These are the oldest trees, with hundreds of

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  • 05:17 The art forger who tricked the Nazis - Noah Charney

    The art forger who tricked the Nazis - Noah Charney

    375 views / 0 likes - added

    Discover how the notorious art forger Han van Meegeren tricked the world and the Nazis with his counterfeit Vermeer paintings.--It was one of the strangest trials in Dutch history. The defendant in a 1947 case was an art forger who had counterfeited milli

  • 04:31 A day in the life of an ancient Celtic Druid - Philip Freeman

    A day in the life of an ancient Celtic Druid - Philip Freeman

    390 views / 0 likes - added

    Join the Celtic druid Camma in her village as she conducts religious rites, serves as a healer, and mediates conflict between tribes.--As the sun rises in 55 BCE, Camma lays two pigeons on the altar at the center of her village. She wrings the birds necks

  • 05:55 Popular Can 100% renewable energy power the world? - Federico Rosei and Renzo Rosei

    Can 100% renewable energy power the world? - Federico Rosei and Renzo Rosei

    1,414 views / 2 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/can-100-renewable-energy-power-the-world-federico-rosei-and-renzo-rosei Every year, the world uses 35 billion barrels of oil. This massive scale of foss

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  • 05:13 Popular Why we need national parks - Elyse Cox

    Why we need national parks - Elyse Cox

    803 views / 0 likes - added

    Explore the creation of national parks and the importance of finding a balance between public use and ecological preservation.--In 1903, US President Theodore Roosevelt took a camping trip in Californias Yosemite Valley with conservationist John Muir. Roo

  • 05:50 Why bats don't get sick - Arinjay Banerjee

    Why bats don't get sick - Arinjay Banerjee

    391 views / 0 likes - added

    Explore the relationship between viruses and their hosts, and find out how the evolutionary adaptations of bats keep them safe from viruses. --Consider a bat that is infected with several deadly viruses, including ones that cause rabies, SARS, and Ebola.

  • 04:47 The myth of Jason, Medea, and the Golden Fleece - Iseult Gillespie

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

    463 views / 1 likes - added

    Follow Jason as he attempts to steal the Golden Fleece from King Aeetes and enlists the help of the king's daughter, Medea. (Part Two of the myth of Jason and the Argonauts)--In Colchis, the hide of a mystical flying ram hangs from the tallest oak, guarde

  • 05:36 Can you solve the Trojan War riddle? - Dennis E. Shasha

    Can you solve the Trojan War riddle? - Dennis E. Shasha

    645 views / 1 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--On Olympus, youve been waiting for an opportunity to bring the bloody Trojan War to its conclusion. The two sides have agreed to a brief truce, and when you consult the Fates, they advise: shou

  • 04:59 A quantum thought experiment - Matteo Fadel

    A quantum thought experiment - Matteo Fadel

    251 views / 0 likes - added

    Can you win a game of quantum foosball using a giant electron instead of a ball? Explore how to use quantum mechanics to your advantage. --After a long day working on the particle accelerator, you and your friends head to the arcade to unwind. The lights

  • 05:03 This sea creature breathes through its butt - Cella Wright

    This sea creature breathes through its butt - Cella Wright

    336 views / 1 likes - added

    Explore the wonderfully bizarre life of the sea cucumber, and discover the essential role they play in keeping ocean ecosystems healthy.--Is it a fuzzy sock? An overripe banana? A moldy tube of toothpaste? No! In fact, its a humble sea cucumber: a brainle

  • 05:23 You are more transparent than you think - Sajan Saini

    You are more transparent than you think - Sajan Saini

    279 views / 0 likes - added

    Discover how scientists are using light and integrated photonics technology to create medical devices that can diagnose illness.--Its an increasingly common sight in hospitals around the world: a nurse measures our height, weight, blood pressure, and atta

  • 06:10 Who were Las Mariposas, and why were they murdered? - Lisa Krause

    Who were Las Mariposas, and why were they murdered? - Lisa Krause

    252 views / 2 likes - added

    Get to know the story of the Mirabal sisters, who led a revolution against Rafael Trujillos dictatorship in the Dominican Republic. --For over 30 years, thousands of people were imprisoned, tortured, and murdered under Rafael Trujillos dictatorship in the

  • 06:42 The Artists | Think Like A Coder, Ep 5

    The Artists | Think Like A Coder, Ep 5

    349 views / 0 likes - added

    The adventure continues! Episode 5: Ethic and Hedge arrive in the 198forest in search of the second artifact. Can they sneak past the guards to get to the tower? --This is episode 5 of our animated series Think Like A Coder. This 10-episode narrative foll

  • 05:23 Can alligators survive this apex predator? - Kenny Coogan

    Can alligators survive this apex predator? - Kenny Coogan

    110 views / 0 likes - added

    Explore the diverse and vital ecosystem of the Everglades, and discover why the alligator is so essential to the region.--Despite alligators ruling the swamplands of the Everglades for millennia, the last 500 years have brought deadly new predators that c

  • 05:16 How to see with sound - Jacques S. Abramowicz

    How to see with sound - Jacques S. Abramowicz

    234 views / 0 likes - added

    Discover how scientists and doctors used bats' ultrasound capabilities as inspiration for SONAR and non-invasive medical procedures.--In a dark cave, bats cant see much. But even with their eyes shut, they can navigate rocky topography at incredible speed

  • 05:42 Can you solve Dongle's Difficult Dilemma? - Dennis E. Shasha

    Can you solve Dongle's Difficult Dilemma? - Dennis E. Shasha

    426 views / 1 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--According to legend, three galactic terraformers shaped your planet into a paradise. When their work was done, they left the source of their power behind: three golden hexagons, hidden in dunge

  • 04:42 Can you outsmart the fallacy that divided a nation? - Elizabeth Cox

    Can you outsmart the fallacy that divided a nation? - Elizabeth Cox

    146 views / 1 likes - added

    Explore the middle ground fallacy, which assumes that the truth is always a compromise between two extreme opposing positions.--Its 1819. The US is preparing to make Missouri and Maine new states. One representative insists that slavery shouldnt be allowe

  • 04:57 Popular What happens when you fall into piranha-infested waters? - Antonio Machado-Allison

    What happens when you fall into piranha-infested waters? - Antonio Machado-Allison

    3,542 views / 5 likes - added

    Dig into the truth about piranhas and their feeding frenzies, and find out what would likely happen if you fell into their waters.--Youre peering into the Amazon River when, suddenly, you lose your footing and fall. Piranhas dart about in the rapidly appr

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  • 06:17 Can you outsmart the college admissions fallacy? - Elizabeth Cox

    Can you outsmart the college admissions fallacy? - Elizabeth Cox

    173 views / 0 likes - added

    Explore the circular reasoning fallacy, which occurs when the end of an argument comes back to the start without having proven itself.--Its 1990. A prospective student has filed a complaint about Virginia Military institutes admissions policy that exclude

  • 05:22 When are you actually an adult? - Shannon Odell

    When are you actually an adult? - Shannon Odell

    142 views / 0 likes - added

    Explore how scientists define adulthood, and find out if theres a specific age at which we reach maturity. --Most countries recognize 18 as the start of adulthood by granting various freedoms and privileges. Yet theres no exact age or moment in developmen

  • 06:10 Popular The Resistance | Think Like A Coder, Ep 2

    The Resistance | Think Like A Coder, Ep 2

    978 views / 0 likes - added

    The adventure continues! Episode 2: Ethic and Hedge search for the leader of the Resistance. Can they solve the puzzles blocking their way? --This is episode 2 of our animated series Think Like A Coder. This 10-episode narrative follows a girl, Ethic, and

  • 05:32 One of the most "dangerous" men in American history - Keenan Norris

    One of the most "dangerous" men in American history - Keenan Norris

    152 views / 0 likes - added

    Get to know the story of David Walker, an abolitionist whose antislavery pamphlet made him an enemy of the US government.--In 1830, David Walker sewed a pamphlet into the lining of a coat. The volume was thin enough to be hidden, but its content was far f

  • 06:00 The Train Heist | Think Like A Coder, Ep 4

    The Train Heist | Think Like A Coder, Ep 4

    361 views / 0 likes - added

    The adventure continues! Episode 4: The trio plot how they can steal the first artifact the Node of Power. Can they take it without being discovered? --This is episode 4 of our animated series Think Like A Coder. This 10-episode narrative follows a girl,

  • 05:23 How do oysters make pearls? - Rob Ulrich

    How do oysters make pearls? - Rob Ulrich

    558 views / 0 likes - added

    Explore how oysters use calcium carbonate to create pearls, and how this chemical compound creates a vast array of other materials.--Despite their iridescent colors and smooth shapes, pearls are actually made of the exact same material as the craggy shell

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  • 06:22 What caused the Rwandan Genocide? - Susanne Buckley-Zistel

    What caused the Rwandan Genocide? - Susanne Buckley-Zistel

    96 views / 0 likes - added

    Dig into the history of the Rwandan Genocide of 1994, during which over one-tenth of the countrys population was killed.--For one hundred days in 1994, the African country of Rwanda suffered a horrific campaign of mass murder. Neighbor turned against neig

  • 04:47 Do larger animals take longer to pee? - David L. Hu

    Do larger animals take longer to pee? - David L. Hu

    362 views / 0 likes - added

    Dive into the physics of the Other Golden Rule and explore the systems and methods animals use to excrete waste. --A cats bladder can only store a golf balls worth of urine. For humans, its a coffee mug and for elephants, a kitchen trash can. An elephants

  • 05:43 What causes addiction, and why is it so hard to treat? - Judy Grisel

    What causes addiction, and why is it so hard to treat? - Judy Grisel

    25 views / 0 likes - added

    Take a look at the science of how addictive drugs affect your body and why substance addiction can be so difficult to treat.--As of 2021, more than 36 million people were estimated to be experiencing substance use disorder. This condition spans a spectrum

  • 04:23 How friendship affects your brain - Shannon Odell

    How friendship affects your brain - Shannon Odell

    257 views / 0 likes - added

    Dig into what happens to your brain during adolescence that changes how you value, understand, and connect to friends.--If it seems like friendships formed in adolescence are particularly special, that's because they are. Childhood, adolescent, and adult

  • 04:31 How do you know you're not dreaming? - Daniel Gregory

    How do you know you're not dreaming? - Daniel Gregory

    198 views / 0 likes - added

    Download a free audiobook version of The Sandman and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Bizarre things happen in dreams: you fly, or conjure an all-you-can-eat buffet out of thin air, or get chased by witches through the h

  • 05:06 The rise and fall of the medieval Islamic Empire - Petra Sijpesteijn & Birte Kristiansen

    The rise and fall of the medieval Islamic Empire - Petra Sijpesteijn & Birte Kristiansen

    143 views / 0 likes - added

    Trace the rise and fall of the Islamic Empire, from the prophet Muhammad in the 7th century to the sacking of Baghdad. --In the 7th century CE, the prophet Muhammad united the people of the Arabian Peninsula through the formation of Islam. Over the next 3

  • 06:26 History vs. Egypts "most powerful" pharaoh - Jessica Tomkins

    History vs. Egypts "most powerful" pharaoh - Jessica Tomkins

    53 views / 0 likes - added

    Pharaoh Ramesses II presided over a golden age of Egyptian prosperity but was he a model leader or a master of propaganda?--Pharaoh Ramesses II reigned for almost 70 years in the 13th century BCE. He presided over a golden age of Egyptian prosperity, powe

  • 05:00 Popular Why didn't this 2,000 year old body decompose? - Carolyn Marshall

    Why didn't this 2,000 year old body decompose? - Carolyn Marshall

    1,077 views / 2 likes - added

    Discover the surprising biodiversity of soil, and how its microbes help support all life on Earth.--It may not appear very lively six feet underground, but a single teaspoon of soil contains more organisms than there are human beings on the planet. From b

  • 06:10 3 ways to end a virus

    3 ways to end a virus

    504 views / 0 likes - added

    Explore the three main ways viruses can be driven to extinction, and dig into the possibility of COVID-19 dying out.--Viruses are wildly successful organisms. There are about 100 million times as many virus particles on Earth as there are stars in the obs

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  • 05:22 A brief history of toilets - Francis de los Reyes

    A brief history of toilets - Francis de los Reyes

    299 views / 2 likes - added

    Explore the history of the toilet and how waste management has evolved from from ancient Mesopotamia to modern day.--On sunny days, citizens of ancient Rome could be found exchanging news and gossip while attending to more urgent business at the public la

  • 04:48 How much land does it take to power the world?

    How much land does it take to power the world?

    233 views / 1 likes - added

    Explore the sustainability of fossil fuels, nuclear power, and renewable energy and how much space each of these power sources use.--No matter how we make electricity, it takes up space. Coal requires mines, and plants to convert it into electricity. Nucl

  • 05:14 What really happened during the Attica Prison Rebellion - Orisanmi Burton

    What really happened during the Attica Prison Rebellion - Orisanmi Burton

    291 views / 1 likes - added

    Dig into the Attica Prison Rebellion, where prisoners took control of the facility in response to inhumane living conditions, and the violent retaking that followed.--On September 9th 1971, a spontaneous uprising began in a New York State prison. A group

  • 05:19 What you can do with an extra jaw - Darien Satterfield

    What you can do with an extra jaw - Darien Satterfield

    181 views / 1 likes - added

    Discover the adaptation of the pharyngeal jaw, a secondary set of jaws that allow fish to capture and eat their prey at the same time. --After stalking a cuttlefish, a moray eel finally pounces. As the eel snags the mollusk in its teeth, its prey struggle

  • 05:26 Why your phone battery gets worse over time - George Zaidan

    Why your phone battery gets worse over time - George Zaidan

    79 views / 0 likes - added

    Explore the science of why single-use and rechargeable batteries die, and find out why recycling batteries can be challenging.--Almost all batteries, even single-use batteries, are theoretically rechargeable. Thats because the metals and other chemicals a

  • 04:59 The records the British Empire didn't want you to see - Audra A. Dipte

    The records the British Empire didn't want you to see - Audra A. Dipte

    81 views / 0 likes - added

    Explore the British policy called Operation Legacy, where the government hid incriminating documents from its former colonies.--In 2009, five Kenyan people took a petition to the British Prime Minister. They claimed they endured human rights abuses in the

  • 05:08 Popular How the COVID-19 vaccines were created so quickly - Kaitlyn Sadtler and Elizabeth Wayne

    How the COVID-19 vaccines were created so quickly - Kaitlyn Sadtler and Elizabeth Wayne

    1,041 views / 3 likes - added

    Discover how mRNA vaccines help your immune system fight viral infections and how this decades-old technology was used to create COVID-19 vaccines.--In the 20th century, most vaccines took over a decade to research, test, and produce. But the vaccines for

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  • 05:20 New The true story behind the legend of the 47 Rnin - Adam Clulow

    The true story behind the legend of the 47 Rnin - Adam Clulow

    13 views / 0 likes - added

    Dig into one of Japans most infamous stories about the 47 samurai who take revenge for the loss of their leader.--Asano Naganori, lord of Ak domain, fixed his gaze on Kira Yoshinaka, a senior master of ceremony. Asano extended his short sword, charged thr

  • 05:06 The Irish myth of Diarmuids betrayal - Iseult Gillespie

    The Irish myth of Diarmuids betrayal - Iseult Gillespie

    225 views / 1 likes - added

    Dig into the Irish myth of lovers Grinne and Diarmuid, and follow their journey as they flee from her betrothed, Fionn.--Grinne, princess of Tara and bride-to-be, was furious. She had thought she was betrothed to a young soldier, bold and brilliant enough

  • 05:12 The rise and fall of the Kingdom of Man - Andrew McDonald

    The rise and fall of the Kingdom of Man - Andrew McDonald

    214 views / 0 likes - added

    Discover the medieval empire of the Isle of Man and the Hebrides, and how a dynasty of sea kings rose to power.--On a small island in the Irish Sea, fortresses preside over the rugged shores. This unlikely location was the birthplace of a medieval empire

  • 04:51 Can you solve the magical maze riddle? - Alex Rosenthal

    Can you solve the magical maze riddle? - Alex Rosenthal

    36 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--Today is the annual wizard tournament featuring competitors from three schools, and youre in charge. The wizards have entered the maze and compete in your chosen events in utmost secrecy; only

  • 04:19 Coneheads, egg stacks and anteater attacks: The reign of a termite queen - Barbara L. Thorne

    Coneheads, egg stacks and anteater attacks: The reign of a termite queen - Barbara L. Thorne

    161 views / 0 likes - added

    Take a look inside the conehead termite colony as a queen begins her reign as one of the longest living insects in the animal kingdom.--A single determined termite braves countless threats to participate in the only flight of her lifetime. She evades the

  • 05:52 Can stereotypes ever be good? - Sheila Marie Orfano and Densho

    Can stereotypes ever be good? - Sheila Marie Orfano and Densho

    186 views / 0 likes - added

    Explore the model minority stereotype, and discover how it became a label for Asian Americans and is used to enforce racial hierarchies.--In 2007, researchers surveyed 180 teachers to understand if they held stereotypes about their students. The most comm

  • 04:40 Why do some people snore so loudly? - Alayna Vaughan

    Why do some people snore so loudly? - Alayna Vaughan

    155 views / 0 likes - added

    Dig into the science of what causes snoring, and how chronic snoring can be a sign of sleep disorders such as sleep apnea.--A leather mask that clamps the mouth shut. A cannonball sewn into a soldiers uniform. A machine that delivers sudden electrical pul

  • 05:16 How to make smart decisions more easily

    How to make smart decisions more easily

    84 views / 0 likes - added

    Explore the psychology of decision fatigue, what kinds of choices lead us to this state and what we can do to fight it.--Everything our bodies do whether physical or mental uses energy. Studies have found that many individuals seem to have a daily thresho

  • 05:32 Is it dangerous to wake a sleepwalker? - Emmanuel During

    Is it dangerous to wake a sleepwalker? - Emmanuel During

    157 views / 0 likes - added

    Download a free audiobook version of The Midnight Library and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Mumbling fantastical gibberish; devouring blocks of cheese in the nude; peeing in places that arent toilets; and jumping out

  • 05:53 The year without summer - David Biello

    The year without summer - David Biello

    121 views / 0 likes - added

    Dig into geoengineering, which uses technology to manipulate Earths environments to counteract climate change.--In 1815, Mount Tambora erupted and its emissions spread across the globe, blotting out the sun for almost an entire year. This wreaked havoc on

  • 05:07 Why should you read Toni Morrisons Beloved? - Yen Pham

    Why should you read Toni Morrisons Beloved? - Yen Pham

    304 views / 0 likes - added

    Dig into Toni Morrisons novel, "Beloved," which tells the story of a family of former slaves whose home is haunted by an abusive spirit.--Two tiny handprints stamped into a cake. A mirror that shatters without warning. A trail of cracker crumbs strewn alo

  • 05:20 The most important century in human history

    The most important century in human history

    99 views / 0 likes - added

    Is the 21st century the most pivotal time in human history? Explore how the decisions we make now may impact humanitys future.--Is it possible that this century is the most important one in human history? The 21st century has already proven to be a period

  • 04:02 Whats the best country to live in?

    Whats the best country to live in?

    167 views / 0 likes - added

    Discover the shortcomings of using GDP to measure a countrys well-being, and what alternatives can be used to gauge quality of life.--Whats the best country to live in? Is it the one with the best food? The longest life expectancy? The best weather? For t

  • 05:28 Why does this flower smell like a dead body? - Daniel Nickrent

    Why does this flower smell like a dead body? - Daniel Nickrent

    56 views / 0 likes - added

    Explore how the Rafflesia plant uses parasitic strategies to grow the worlds largest flower, and find out why it smells so bad.--Deep inside the Sumatran rainforest, a carrion fly descends, guided by the scent of its favorite place to lay eggs: rotting an

  • 05:06 Popular Food expiration dates dont mean what you think - Carolyn Beans

    Food expiration dates dont mean what you think - Carolyn Beans

    853 views / 0 likes - added

    Find out what expiration date labels on food actually mean, and discover ways communities and governments can lessen food waste. --Countries around the world waste huge amounts of food every year: roughly a fifth of food items in the US are tossed because

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  • 05:42 What happens if an engineered virus escapes the lab?

    What happens if an engineered virus escapes the lab?

    145 views / 0 likes - added

    How do we keep labs that handle dangerous pathogens safe and leak-free? Dig into the ongoing debate over virology research. --Since the 1970s, researchers have engineered superbugs. While this research could help us prepare for future outbreaks, the stake

  • 05:58 The myth of Lokis monstrous children - Iseult Gillespie

    The myth of Lokis monstrous children - Iseult Gillespie

    322 views / 0 likes - added

    Download a free audiobook version of Where the Crawdads Sing and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Odin, the king of Asgard, was plagued by nightmares. Three fearsome figures haunted his dreams: a massive, writhing shadow

  • 05:25 Popular Why don't we cover the desert with solar panels? - Dan Kwartler

    Why don't we cover the desert with solar panels? - Dan Kwartler

    745 views / 0 likes - added

    Watch the 2021 TED Global Countdown Livestream here: https://www.youtube.com/watch?v=SG_vqlb1pOQThis empowering event lays out a credible and realistic pathway to a net-zero future. Featuring some of your favorite celebrities, Countdown will leave you hop

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  • 05:32 The science of laughter - Sasha Winkler

    The science of laughter - Sasha Winkler

    38 views / 0 likes - added

    Explore the common scientific theories about why humans laugh, and how this universal behavior evolved.--Isnt it odd that, when somethings funny, you might show your teeth, change your breathing, become weak and achy in some places, and maybe even cry? In

  • 05:37 A tour of the ancient Greek Underworld - Iseult Gillespie

    A tour of the ancient Greek Underworld - Iseult Gillespie

    113 views / 1 likes - added

    Download a free audiobook version of The Song of Achilles" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed --Achilles, just slain in the Trojan War, arrives in the Underworld and is greeted by Sibyl of Cumae a prophetess and also th

  • 04:47 Ethical dilemma: Who should you believe? - Alex Worsnip

    Ethical dilemma: Who should you believe? - Alex Worsnip

    180 views / 0 likes - added

    Puzzle through the ethical dilemma of a spouse accused of murder and decide: do you believe your spouse or the evidence?--Youre sitting on the couch, when you hear a knock on the door. The police have arrived to arrest your spouse for murder. This accusat

  • 05:33 What's happening to Earth's core? - Shannon Odell

    What's happening to Earth's core? - Shannon Odell

    99 views / 0 likes - added

    Explore the science of why Earths atmosphere is losing hydrogen, and find out what other leaks could affect life on our planet.--A hydrogen atom is traveling high within the outermost layer of Earths atmosphere. This particular atom first entered the exos

  • 05:26 The most devastating asteroid to hit Earth - Sean P. S. Gulick

    The most devastating asteroid to hit Earth - Sean P. S. Gulick

    55 views / 0 likes - added

    Dig into what happened after the Chicxulub asteroid hit the Earth, and how it caused a mass extinction including dinosaurs.--Sixty-six million years ago, near whats now the Yucatn Peninsula, a juvenile sauropod feasted on horsetail plants on a riverbank.

  • 05:56 How will AI change the world?

    How will AI change the world?

    498 views / 0 likes - added

    Explore the current limitations of artificial intelligence and the possibility of creating human-compatible technology.--In the coming years, artificial intelligence is probably going to change your life and likely the entire world. But people have a hard

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  • 05:48 Would you stop dating someone your parents didnt like?

    Would you stop dating someone your parents didnt like?

    179 views / 1 likes - added

    Dig into the Romeo and Juliet Effect, which describes the tendency to find someone more desirable when met by parental opposition.--In 1972, psychologists at the University of Colorado surveyed 140 couples to determine whether a relationship facing parent

  • 05:20 Ethical dilemma: What makes life worth living? - Douglas MacLean

    Ethical dilemma: What makes life worth living? - Douglas MacLean

    86 views / 0 likes - added

    Puzzle through a classic ethical dilemma and decide: can human existence be meaningful without its creativity and culture? --Life on your planet depends entirely on Nuronium for normal cognition. Unfortunately, its source has been compromised and you are


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