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TED-Ed’s mission is to create lessons worth sharing. Feed and expand your curiosity with our award-winning animated shorts - published on YouTube and available with supplemental learning materials on ed.ted.com.

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  • September 26 · 6 min

    What is a butt tuba and why is it in medieval art? - Michelle Brown

    Uncover the rich history of illuminated manuscripts and the often bizarre images that filled the margins of medieval books. -- A rabbit attempts to play a church organ, while a knight fights a giant snail and a naked man blows a trumpet with his rear end. These bizarre images, painted with squirrel-hair brushes on vellum or parchment by monks, nuns and urban craftspeople, populate the margins of the most prized books from the Middle Ages. Michelle Brown explores the rich history and tradition of illuminated manuscripts. Lesson by Michelle Brown, directed by WOW-HOW Studio. Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/what-is-a-butt-tuba-and-why-is-it-in-medieval-art-michelle-brown Thank you so much to our patrons for your support! Without you this video would not be possible! Vaibhav Mirjolkar, Tony, Michelle, Katie and Josh Pedretti, Erik Biemans, Gaurav Mathur, Sameer Halai, Hans Peng, Tekin Gültekin, Hector Quintanilla, Raheem , Penelope Misquitta, Ravi S. Rāmphal, Fahad Nasser Chowdhury, Marin Kovachev, Roman Pinchuk, Maria Lerchbaumer, Edgar Campos Barrachina, Dianne Palomar, The Brock, Curtis Light, Ernest Chow, Liana Switzer, Maija Chapman, Pamela Harrison, Mighterbump, Beatriz Inácio, Robert Hargis, Soma Ali, Mark wisdom, Ai Ejima, Irindany Sandoval, William Bravante, Elizabeth Parker, Sai Krishna Koyoda, Therapist Gus, Samuel Barbas, Betsy Feathers, Victoria Soler-Roig, Pavel Maksimov, Barbara Younker, Cyrus Garay, Yvette Mocete, Mike Azarkman, Valeria Sloan Vasquez, Patricia Alves Panagides, William Biersdorf, Michael Aquilina, Kshitij Shah, Mohammad Said, Victoria Veretilo and Rebecca Reineke. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 20 min

    Why you will fail to have a great career - Larry Smith

    In this funny and blunt talk, Larry Smith pulls no punches when he calls out the absurd excuses people invent when they fail to pursue their passions. (Filmed at TEDxUW.) Talk by Larry Smith. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 6 min

    How long should your naps be? - Sara C. Mednick

    Download a free audiobook version of "Take a Nap: Change Your Life" by Sara Mednick or Matthew Walker's "Why We Sleep" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- Your eyes get heavy and gradually close… But wait! It’s only lunch time and you still have so much to do. Would taking a nap help? Or would it derail your day? Well, that depends on a few things— especially what stages of sleep the nap includes. Sara C. Mednick details the cognitive benefits of napping, and explores the optimal length and time of day for a quick snooze. Lesson by Sara C. Mednick, directed by Qian Shi. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon Check out our merch: http://bit.ly/TEDEDShop ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/how-long-should-your-naps-be-sara-c-mednick Dig deeper with additional resources: https://ed.ted.com/lessons/how-long-should-your-naps-be-sara-c-mednick#digdeeper Check out our full book recommendations: https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/copy-of-1985 and https://shop.ed.ted.com/products/why-we-sleep?_pos=1&_sid=c7f99e690&_ss=r Animator's website: https://www.qianshi.art ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Anoop Varghese, David Yastremski, Zoë Tulip, B, Jason Harrison, Erica Guerrero, Richard Manklow, Roberto Chena, Oliver Koo, Luke Pisano, Andrea Gordon, Aleksandar Donev, Nicole Klau Ibarra, Milo Vermeulen, Ryan Weiler, Jesse Lira, Ezekiel Raui, Itay Levi, Zongpu Kou, Cameron Chakraverty, Petr Vacek, Rhys Patterson, Dennis, Olivia Fu, Katrina Adams, Regina Post, Mary Collins, Kari Teffeau, clumsybunnie, Adam Leos, Jeremy Laurin, Cindy Lai, Liz, Bhargav Pandravada, Rajath Durgada Manjunath, Dan Nguyen, sarim haq, Chin Beng Tan, Alejandro Gomez, Tom Boman, Karen Warner, Isorn Sookwanish, Iryna Panasiuk, Diane Gallin, Aaron Torres, Vasundhar, Eric Braun, Denka Wee, Daru Bhargav an Sonja Worzewski. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 7 min

    Hacking bacteria to fight cancer - Tal Danino

    Explore how synthetic biologists are programming bacteria to fight cancer by manipulating their DNA. -- In 1884, an unlucky patient who had a rapidly growing cancer in his neck came down with an unrelated bacterial skin infection. As he recovered from the infection, the cancer surprisingly began to recede. The infection had stimulated the patient’s immune system. Today, synthetic biologists program bacteria to safely deliver drugs directly to tumors. How is this possible? Tal Danino investigates. Lesson by Tal Danino, directed by Chris Bishop. Animator's website: https://www.chrisbishopartist.com Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/hacking-bacteria-to-fight-cancer-tal-danino Thank you so much to our patrons for your support! Without you this video would not be possible! Kyanta Yap, Ricardo Rendon Cepeda, Ana Maria, Benjamin & Shannon Pinder, Ernest Chow, Bela Namyslik, Alan Froese, Anika Westburg, Nick Cozby, Shawar Khan, Michael Braun-Boghos, Rohan Gupta, Elizabeth Cruz, Yujing Jiang, Sarah Lundegaard, Vladimir Ivanchenko, Georg Gusewski, Rohit Lodha, Erica Zhuang, Aaron Henson, Julio Sabatés Rodríguez, Vivian & Gilbert Lee, Fahad Nasser Chowdhury, ரமணன், John simmons, June Reiling, Khalid AlAli, Mickey Mikeworth, Nathaniel Lupus, Yansong Li, Chung Wah Gnapp, Amber Alexander, Robert Patrick, Pi Guanghui, Barbara Younker, Ai Ejima, Soma Ali, Roman Pinchuk, Raheem, Hector Quintanilla, Leen Mshasha, Mariana Ortega, Danny Romard, James Bruening, Ricki Daniel Marbun, Malcolm Callis, Sabrina Gonzalez, Al the Scottish Wildcat, سلطان الخليفي and Alexander Walls. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 16 min

    Gaming to re-engage boys in learning - Ali Carr-Chellman

    In her talk, Ali Carr-Chellman pinpoints three reasons boys are tuning out of school in droves, and lays out her bold plan to re-engage them: bringing their culture into the classroom, with new rules that let boys be boys, and video games that teach as well as entertain. (Filmed at TEDxPSU.) Talk by Ali Carr-Chellman. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 5 min

    Quarrying literature for deeper meanings - Amy E. Harter

    View full lesson: http://ed.ted.com/lessons/mining-literature-for-deeper-meanings-amy-e-harter Writing a great English paper can be tough because literature doesn't always reveal its deeper meanings immediately. You might not know Mr. Darcy's true feelings for Elizabeth Bennett in Jane Austen's "Pride and Prejudice" or grasp the complex moral universe of Toni Morrison's "Beloved" at first reading. Amy E. Harter offers a few tips on how to read and write more critically and thoughtfully. Lesson by Amy E. Harter, animation by The Leading Sheep Studios. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 6 min

    Evolution’s great mystery - Michael Corballis

    Learn how to identify, develop, and share your best ideas with TED Masterclass: http://bit.ly/tedmasterclass -- What we call language is something more specific than communication. Language is about sharing what’s in our minds: stories, opinions, questions, the past or future, imagined times or places, ideas. It is fundamentally open-ended, and can be used to say an unlimited number of things. So what does language mean for humanity, and how did we come to have it? Michael Corballis investigates. Lesson by Michael Corballis, directed by Biljana Labovic. Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/evolution-s-great-mystery-language-michael-corballis Thank you so much to our patrons for your support! Without you this video would not be possible! Scott Gass, Ruth Fang, Mayank Kaul, Kathryn J Hammond, Max Shuai Tang, Terry Minion, Sami Khan, Rob Johnson, Abdullah Abdulaziz, Angelo Urzua-Milla, Tommy Lewis, leorene, Mahina Bachiller, Marcus Andre Nery, Bruce Vieira Lopes, Chef, Charmaine Hanson, Michael Goldberg, Lydia Pflieger, Paul Aldred-Bann, Manav parmar, Susan Wang, Utkarsh Dubey, Thawsitt, Xuebicoco, Jezabel, Maeve, Kim Humphrey, Kristen Damas, JackKeyton, Matthew D. Vigil, Amin Shahril, Adriano Fontes, Xiao Yu, Fatima Kried, Aravind Battaje, Melissa Suarez, Jason Duncan, Brian A. Dunn, Francisco Amaya, Daisuke Goto, Matt Switzler, Chhunheng Veng, Leonardo Monrroy, Sumedh Ghaisas, Guhten, Amer Harb, Dowey Baothman and Norbert Orgován. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 6 min

    This unusual trick will help you summon an army of worms - Kenny Coogan

    Discover the tradition of worm grunting, and find out why earthworms come to the surface when they sense vibrations in the earth. -- In the middle of Florida’s Apalachicola National Forest, a bizarre, almost magical scene is unraveling. Sliding a metal strip over a wooden stake, a master summoner is sending deep croaking noises reverberating throughout the area. And, as if in a trance, hundreds of earthworms begin emerging from the soil. What’s going on? Kenny Coogan explores the tradition known as worm grunting. Lesson by Kenny Coogan, directed by Martina Meštrović. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon Check out our merch: http://bit.ly/TEDEDShop ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/this-weird-trick-will-help-you-summon-an-army-of-worms-kenny-coogan Dig deeper with additional resources: https://ed.ted.com/lessons/this-weird-trick-will-help-you-summon-an-army-of-worms-kenny-coogan#digdeeper Animator's website: https://vimeo.com/martinamestrovic ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Chin Beng Tan, Tom Boman, Karen Warner, Iryna Panasiuk, Aaron Torres, Eric Braun, Sonja Worzewski, Michael Clement, Adam Berry, Ghaith Tarawneh, Nathan Milford, Tomas Beckett, Alice Ice, Eric Berman, Kurt Paolo Sevillano, Jennifer Heald, Megulo Abebe, isolwi, Kate Sem, Ujjwal Dasu, Angel Alberici, Minh Quan Dinh, Sylvain, Terran Gimpel, Talia Sari, Katie McDowell, Allen, Mahina Knuckles, Charmaine Hanson, Thawsitt, Jezabel, Abdullah Abdulaziz, Xiao Yu, Melissa Suarez, Brian A. Dunn, Francisco Amaya, Daisuke Goto, Matt Switzler, Peng, Tzu-Hsiang, Bethany Connor, Jeremy Shimanek, Mark Byers, Avinash Amarnath, Xuebicoco, Rayo, Po Foon Kwong, Boffin, Jesse Jurman, Scott Markley and Elija Peterson. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 16 min

    My immigration story - Tan Le

    In 2010, technologist Tan Le took the TEDGlobal stage to demo a powerful new interface. But now, at TEDxWomen, she tells a very personal story: the story of her family -- mother, grandmother and sister -- fleeing Vietnam and building a new life. (Filmed at TEDxWomen.) Talk by Tan Le. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 6 min

    The science of attraction - Dawn Maslar

    View full lesson: http://ed.ted.com/lessons/the-science-of-attraction-dawn-maslar Romantic chemistry is all about warm, gooey feelings that gush from the deepest depths of the heart...right? Not quite. Actually, the real boss behind attraction is your brain, which runs through a very quick, very complex series of calculations when assessing a potential partner. Dawn Maslar explores how our five senses contribute to this mating game, citing some pretty wild studies along the way. Lesson by Dawn Maslar, animation by TOGETHER. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 5 min

    Why should you read “The Joy Luck Club” by Amy Tan? - Sheila Marie Orfano

    Get to know Amy Tan’s novel “The Joy Luck Club,” a series of interconnected vignettes centered around four Chinese American families. -- In her Auntie An-mei’s home, Jing-Mei reluctantly takes her seat at the eastern corner of the mahjong table. At the north, south and west corners are her aunties, long-time members of the Joy Luck Club. This gathering is the point of departure for a series of interconnected vignettes in Amy Tan’s debut novel. Sheila Marie Orfano explores why the novel still captivates readers worldwide. Lesson by Sheila Marie Orfano, directed by Kayu Leung & Alo Trusz. Animator's websites: https://www.instagram.com/kayucaillou... https://www.instagram.com/alobluuu/ Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/why-should-you-read-the-joy-luck-club-by-amy-tan-sheila-marie-orfano #booktube Thank you so much to our patrons for your support! Without you this video would not be possible! Francisco Amaya, Daisuke Goto, Matt Switzler, Chhunheng Veng, Leonardo Monrroy, Sumedh Ghaisas, Guhten, Amer Harb, Dowey Baothman, Norbert Orgován, Shafeeq Ansari, Gabriel Balsa, Maryam Sultan, Bethany Connor, Jeremy Shimanek, Adam Foreman, Sebastiaan Vleugels, Lâm Nguyễn, Mark Byers, Bradley Heinold, Monkeypatcher, Laurence McMillan, Connor Roberts, Dmitry Neverov, Tonya Ratliff-Garrison, Avinash Amarnath, Eric McDaniel, Cristian Cristian, France Lipužič, EdoKun, Rare Media, Rayo, Faizan, Elizabeth Gu, Nazmul Idris, Po Foon Kwong, Siobhan O'Connor Gwozdz, NinjaBoffin, Jesse Jurman, Josue Perez Miranda, Jan-Erik, Scott Markley, Kaitlyn holland, Elija Peterson, Michele Lynn Rose, Jai Prasanth, Vack91, David Lucsanyi, Xavier dupont and Marisa Miller. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 8 min

    Is the weather actually becoming more extreme? - R. Saravanan

    Explore the differences between weather and climate – what they are, how we predict them, and what those predictions can tell us. -- 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 predictions suggest that trend will continue. So, is the increase in extreme weather due to random chance, or changing climate? R. Saravanan investigates. Lesson by R. Saravanan, directed by Hype CG. Animator's website: https://www.hype.cg/ and https://www.luisacopetti.com/ Educator's website: https://r.saravanan.us/ Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/is-the-weather-becoming-more-extreme-r-saravanan Thank you so much to our patrons for your support! Without you this video would not be possible! Shafeeq Ansari, Gabriel Balsa, Maryam Sultan, Bethany Connor, Jeremy Shimanek, Adam Foreman, Sebastiaan Vleugels, Lâm Nguyễn, Mark Byers, Bradley Heinold, Monkeypatcher, Laurence McMillan, Connor Roberts, Dmitry Neverov, Tonya Ratliff-Garrison, Avinash Amarnath, Eric McDaniel, Cristian Cristian, France Lipužič, EdoKun, Rare Media, Rayo, Faizan, Elizabeth Gu, Nazmul Idris, Po Foon Kwong, Siobhan O'Connor Gwozdz, NinjaBoffin, Jesse Jurman, Josue Perez Miranda, Jan-Erik, Scott Markley, Kaitlyn holland, Elija Peterson, Michele Lynn Rose, Jai Prasanth, Vack91, David Lucsanyi, Xavier dupont, Marisa Miller, Boytsov Ilya, Steven Razey, Javier Aldavaz, Nathan Giusti, Mada Arslan, Joichiro Yamada, Ritul Raghavan, Aline de Paula Zillig, Yambu Ganesh Shaw and Abeer Rajbeen. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 8 min

    Plato's ring allegory - Alex Gendler

    Download a free audiobook version of “The Lord of the Rings: The Fellowship of the Ring“ and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed -- More than 2,000 years ago, the Greek philosopher Plato recounted the legend of the Ring of Gyges in “Republic.” The story of the ring surfaces as the philosopher, Socrates, and his student discuss why people act justly: is it because it’s what’s right? Or because it’s a convention that’s enforced through punishment and reward? Alex Gendler shares the allegory of the ill-gotten, magical ring. Lesson by Alex Gendler, directed by Vitalii Nebelskyi. Learn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartners Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon Check out our merch: http://bit.ly/TEDEDShop ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/the-original-ring-of-power-alex-gendler Dig deeper with additional resources: https://ed.ted.com/lessons/the-original-ring-of-power-alex-gendler#digdeeper Check out our full book recommendation: https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/kalevala Animator's website: http://and-action.net ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Nevin Spoljaric, Sid Chanpuriya, Anoop Varghese, David Yastremski, Noah Webb, Roberto Chena, Oliver Koo, Luke Pisano, Andrea Gordon, Aleksandar Donev, Nicole Klau Ibarra, Jesse Lira, Ezekiel Raui, Petr Vacek, Dennis, Olivia Fu, Kari Teffeau, Cindy Lai, Rajath Durgada Manjunath, Dan Nguyen, Chin Beng Tan, Tom Boman, Karen Warner, Iryna Panasiuk, Aaron Torres, Eric Braun, Sonja Worzewski, Michael Clement, Adam Berry, Ghaith Tarawneh, Nathan Milford, Tomas Beckett, Alice Ice, Eric Berman, Kurt Paolo Sevillano, Jennifer Heald, Megulo Abebe, isolwi, Kate Sem, Ujjwal Dasu, Angel Alberici, Minh Quan Dinh, Sylvain, Terran Gimpel, Talia Sari, Katie McDowell, Allen, Mahina Knuckles, Charmaine Hanson and Thawsitt. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 14 min

    An unexpected place of healing - Ramona Pierson

    When Ramona Pierson was 22, she was hit by a drunk driver and spent 18 months in a coma. In this talk, she tells the remarkable story of her recovery -- drawing on the collective skills and wisdom of a senior citizens' home. (Filmed at TEDxDU.) Talk by Ramona Pierson. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 21 min

    A census of the ocean - Paul Snelgrove

    Oceanographer Paul Snelgrove shares the results of a ten-year project with one goal: to take a census of all the life in the oceans. He shares amazing photos of some of the surprising finds of the Census of Marine Life. Talk by Paul Snelgrove. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 8 min

    How to outsmart the Prisoner’s Dilemma - Lucas Husted

    Puzzle through the classic game theory challenge, The Prisoner’s Dilemma, and decide: would you choose to spare or sacrifice? -- 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 whether he’d opt to Spare or Sacrifice the other. What should they choose? Lucas Husted dives into the classic game theory scenario: the Prisoner's Dilemma. Lesson by Lucas Husted, directed by Ivana Bošnjack and Thomas Johnson. Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/how-to-outsmart-the-prisoner-s-dilemma-lucas-husted Thank you so much to our patrons for your support! Without you this video would not be possible! John Hong, Minh Tran, Helen Lee, Anthony Benedict, Turine Tran, Mathew Samuel, Karthik Balsubramanian, Lee, Livia-Alexandra Sarban, Annastasshia Ames, João Henrique Rodrigues, Sebastiaan Hols, Aries SW, SANG HAN, Amy Lopez, ReuniteKorea, Vinh-Thuy Nguyen, Liz Candee, Clovis Norroy, Danielle Downs, Nik Maier, Angel Pantoja, Nishant Suneja, 张晓雨, Srinivasa C Pasumarthi, Kathryn Vacha, Anthony Arcis, Jeffrey Segrest, Sandra Fuller Bocko, Alex Pierce, Lawrence Teh Swee Kiang, BRENDAN NEALE, Jane White, Karmi Nguyen, John C. Vesey, Yelena Baykova, Harshita Jagdish Sahijwani, Won Jang, Nick Johnson, Tariq Keblaoui, Carlos H. Costa, Eimann P. Evarola, Aleksandr Lyozin, Mohamed Elsayed, Alan Wilder, Marcus Appelbaum, Francisco Leos, Kevin O'Leary, Les Howard and Ten Cha. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 6 min

    The surprising reason our muscles get tired - Christian Moro

    Why do our muscles get tired and sore after exercise? Explore how our muscles function, and how you can exercise longer without experiencing muscle fatigue. -- You're lifting weights. The first time feels easy, but each lift takes more and more effort until you can’t continue. Inside your arms, the muscles responsible for the lifting have become unable to contract. What’s going on? Christian Moro explains how exactly our muscles operate, and what causes them to become fatigued. Lesson by Christian Moro, directed by Nichola Latzgo. Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/the-surprising-reason-our-muscles-get-tired-christian-moro Thank you so much to our patrons for your support! Without you this video would not be possible! Felipe Hoff, Kyanta Yap, Lewis Westbury, Ojas Kapoor, Mirzat Turap, Jaime Arriola, Emilia Alvarado, Javid Gozalov, Paul Beard, Deepak Iyer, Markus Goldhacker, Mihai Sandu, Keven Webb, Maurice Castonguay, Kristiyan Bonev, Maryam Dadkhah, Joshua Wasniewski, Michał Friedrich, Arlene Spiegelman, Doug Henry, denison martins fernandes, Hashem Al, Daniel Nester, Richard A Berkley, Benjamin Chan, Dee Wei, Abdallah Absi, Denise A Pitts, Pi Guanghui, Doris , Kurt Almendras, Raymond Lee, Nicolas Silva, Tsz Hin Edmund Chan, Melvin Williams, Tirath Singh Pandher, Athena Grace Franco, Terry Minion, Mauricio Basso, Kelvin Lam, jj5252, Karlee Finch, Chumi Ogbonna, Barthélémy Michalon, Lefty McGoo, Lucas Pincerato, Mohamed Elsayed, Amin Shahril, Mihail Radu Pantilimon and Chris Thompson. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 7 min

    Producing a TED-Ed Lesson: Animation

    View full lesson: http://ed.ted.com/lessons/making-a-ted-ed-lesson-animation Ever wondered how a TED-Ed animation is made? Go behind-the-scenes of "How do cancer cells behave differently from healthy ones" with educator George Zaidan, animation director Biljana Labovic, and animator Lisa LaBracio. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 26 · 8 min

    A brief history of plastic

    Join #TeamSeas! Together, we're going to raise $30M to remove 30M pounds of plastic and trash from our ocean, rivers and beaches. Learn more and get involved here: https://bit.ly/3mrdV3J 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 decline, they began to look for alternatives. John Wesley Hyatt took up the challenge. In five years, he invented a new material called celluloid, which would become known as the first plastic. Trace the history of the material that ushered in the “plastics century.” Directed by Sharon Colman. Animator's website: http://www.sharoncolman.com/ Sign up for our newsletter: http://bit.ly/TEDEdNewsletter Support us on Patreon: http://bit.ly/TEDEdPatreon Follow us on Facebook: http://bit.ly/TEDEdFacebook Find us on Twitter: http://bit.ly/TEDEdTwitter Peep us on Instagram: http://bit.ly/TEDEdInstagram View full lesson: https://ed.ted.com/lessons/a-brief-history-of-plastic Thank you so much to our patrons for your support! Without you this video would not be possible! Joe Giamartino, Filip Dabrowski, Barbara Smalley, Megan Douglas, Tim Leistikow, Andrés Melo Gámez, Renhe Ji, Ka-Hei Law, Michal Salman, Peter Liu, Mark Morris, Catherine Sverko, Misaki Sato, Tan YH, Ph.D., Rodrigo Carballo, SookKwan Loong, Bev Millar, Merit Gamertsfelder, Lex Azevedo, Noa Shore, Taylor Hunter, Kyle Nguyen, MJ Tan Mingjie, Cristóbal Moenne, Goh Xiang Ting Diana, Kevin Wong, Dawn Jordan, Yanira Santamaria, Prasanth Mathialagan, Savannah Scheelings, Susan Herder, Samuel Doerle, David Rosario, Dominik Kugelmann, Siamak H, Tracey Tobkin, Dwight Tevuk, Anthony Kudolo, Mrinalini, Yanuar Ashari, Ivan Todorović, Alex Schenkman, Brittiny Elman, Ryohky Araya, Paul Coupe, David Douglass, Ricardo Paredes, Bill Feaver, Eduardo Briceño and Arturo De Leon. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • September 25 · 13 min

    Why architects need to employ their ears - Julian Treasure

    Because of poor acoustics, students in classrooms miss 50 percent of what their teachers say and patients in hospitals have trouble sleeping because they continually feel stressed. Julian Treasure sounds a call to action for designers to pay attention to the "invisible architecture" of sound. Talk by Julian Treasure. Learn more about your ad choices. Visit megaphone.fm/adchoices

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