TED-Ed

TED-Ed
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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).

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The princess who rewrote history - Leonora Neville

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-princess-who-rewrote-history-leonora-neville Anna Komnene, daughter of Byzantine emperor Alexios, spent the last decade of her life creating a 500-page history of her father’s reign called “The Alexiad.” As a princess writing about her own family, she had to balance her loyalty to her kin with her obligation to portray events accurately. Leonora Neville investigates this epic historical narrative. Lesson by Leonora Neville, directed by Els Decaluwe. Thank you so much to our patrons for your support! Without you this video would not be possible! Jen O'Hogan, Renu Balak, JY Kang, Anastasiia, Madee Lo, Arpita Singh, Karl Laius, Barbarossa , Tu-Anh Nguyen, Guy Hardy, Sebastiaan Vleugels, Joel Alfonso, Derya Goekcay, Brandy Sarver, Jose Arcadio Valdes Franco, Akinola Emmanuel, igor romanenko, Dian Atamyanov, Abhishek Bansal, Austin Randall, Jennifer Kurkoski, phkphk12321, Arlene Weston, Mehmet Yusuf Ertekin, Ten Cha, Les Howard, Kevin O'Leary, Francisco Leos, Robert Patrick, Jorge, Marcus Appelbaum, Alan Wilder, Amin Talaei, Mohamed Elsayed, Angel Pantoja, Eimann P. Evarola, Claire Ousey, Carlos H. Costa, Tariq Keblaoui, Bela Namyslik, Nick Johnson, Won Jang, Johnnie Graham, Junjie Huang, Harshita Jagdish Sahijwani, Amber Alexander, Yelena Baykova, Laurence McMillan, John C. Vesey and Karmi Nguyen.

19 hours ago

Why can't some birds fly? - Gillian Gibb

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-can-t-some-birds-fly-gillian-gibb Though the common ancestor of all modern birds could fly, many different bird species have independently lost their flight. Flight can have incredible benefits, especially for escaping predators, hunting and traveling long distances. But it also has high costs: consuming huge amounts of energy and limiting body size and weight. Gillian Gibb explores what makes birds give up the power of flight. Lesson by Gillian Gibb, directed by Anton Bogaty. Thank you so much to our patrons for your support! Without you this video would not be possible! Paul Beard, Deepak Iyer, Markus Goldhacker, Mihai Sandu, Keven Webb, Hendrik Mueller, Maurice Castonguay, Kristiyan Bonev, Maryam Dadkhah, Joshua Wasniewski, Michał Friedrich, Arlene Spiegelman, Doug Henry, Alick Au, denison martins fernandes, Daniel Nester, Richard A Berkley, Benjamin Chan, Dee Wei, Abdallah Absi, Denise A Pitts, Pi Guanghui, Doris, Kurt Almendras, Raymond Lee, Nicolas Silva, Melvin Williams, Tirath Singh Pandher, Terry Minion, Mauricio Basso, Jamesbo87, Karlee Finch, Chumi Ogbonna, Barthélémy Michalon, Lefty McGoo, Anonymous, Chris Thompson, Derek Drescher, Karisa Caudill, Christina Salvatore, Brady Jones, Todd Gross, Alexis Hevia, Heidi Stolt, Robert Seik, Coenraad Keuning, Charles A Hershberger, Laura Cameron Keith, Max Ngomane and Rafael Kato.

4 days ago

What if cracks in concrete could fix themselves? - Congrui Jin

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-if-cracks-in-concrete-could-fix-themselves-congrui-jin Concrete is the most widely used construction material in the world. It can be found in swathes of city pavements, bridges that span vast rivers and the tallest skyscrapers on earth. But it does have a weakness: it’s prone to catastrophic cracking that has immense financial and environmental impact. What if we could avoid that problem? Congrui Jin explores how to create a more resilient concrete. Lesson by Congrui Jin, directed by Aeon Production. Thank you so much to our patrons for your support! Without you this video would not be possible! Emma Moyse, Fahad Nasser Chowdhury, Marin Kovachev, Roman Pinchuk, Daniel Huerga, Maria Lerchbaumer, Edgar Campos Barrachina, Dianne Palomar, The Brock, Curtis Light, Ernest Chow, Liana Switzer, Maija Chapman, Pamela Harrison, Mighterbump , Beatriz Inácio, Robert Hargis, Mircea Sîrbu, Irindany Sandoval, William Bravante, Elizabeth Parker, Sai Krishna Koyoda, Samuel Barbas, Maxwell Ingram, Victoria Soler-Roig, Abdulmateen Aderinto, Pavel Maksimov, Barbara Younker, Cyrus Garay, Yvette Mocete, Mike Azarkman, Patricia Alves Panagides, William Biersdorf, Michael Aquilina, Vinamr , FireWolfLasers, Kshitij Shah, Mohammad Said, Teach Me Diné - Navajo Language, Victoria Veretilo, Rebecca Reineke, Kyanta Yap, Brandon Thomas, Lewis Westbury, Ojas Kapoor, Mirzat Turap, Jaime Arriola, Emilia Alvarado, Javid Gozalov and Philipp Hiestand.

6 days ago

Why should you read "Waiting For Godot"? - Iseult Gillespie

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-should-you-read-waiting-for-godot-iseult-gillespie Two men, Estragon and Vladimir, meet by a tree at dusk to wait for someone named “Godot.” So begins a vexing cycle where the two debate when Godot will come, why they’re waiting and whether they’re even at the right tree. The play offers a simple but stirring question- what should the characters do? Iseult Gillespie shares everything you need to know to read the tragicomedy. Lesson by Iseult Gillespie, directed by Tomás Pichardo-Espaillat. Thank you so much to our patrons for your support! Without you this video would not be possible! Martin Lau, Robson Martinho, Cailin Ramsey, Aaron Henson, John Saveland, Nicolle Fieldsend-Roxborough, ReuniteKorea, Venkat Venkatakrishnan, QIUJING L BU, Yoga Trapeze Wanderlust, Jaron Blackburn, Alejandro Cachoua, Thomas Mungavan, Edla Paniguel, Anna-Pitschna Kunz, Tim Armstrong, Erika Blanquez, Ricki Daniel Marbun, zjweele13, Judith Benavides, Ken , James Bruening, Michael Braun-Boghos, Ricardo Diaz, Kack-Kyun Kim, Artem Minyaylov, Danny Romard, Yujing Jiang, Stina Boberg, Anthony Wiggins, Hoai Nam Tran, Joe Sims, David Petrovič, Chris Adriaensen, Lowell Fleming, Sunny Patel, Vijayalakshmi , Uday Kishore, Aidan Forero, Leen Mshasha, Allan Hayes, Vaibhav Mirjolkar, Tony, Michelle, Katie and Josh Pedretti, Erik Biemans, Gaurav Mathur, Hans Peng, Tekin Gültekin, Hector Quintanilla, Penelope Misquitta and Ravi S. Rāmphal.

1 week ago

History through the eyes of a chicken - Chris A. Kniesly

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/history-through-the-eyes-of-a-chicken-chris-a-kniesly The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that “gives birth daily.” Romans brought them on their military campaigns to foretell the success of future battles. Today, this bird occupies a much less honorable position – on dinner plates. Chris Kniesly explains the evolving role of chickens throughout history. Lesson by Chris A. Kniesly, directed by Mark Phillips. Thank you so much to our patrons for your support! Without you this video would not be possible! Marylise CHAUFFETON, Marvin Vizuett, Jayant Sahewal, Quinn Shen, Elizabeth Cruz, Elnathan Joshua Bangayan, Mullaiarasu Sundaramurthy, Jose Henrique Leopoldo e Silva, Dan Paterniti, Jerome Froelich, Tyler Yoshizumi, Martin Stephen, Justin Carpani, Khalifa Alhulail, Tejas Dc, Benjamin & Shannon Pinder, Srikote Naewchampa, Ex Foedus, Exal Enrique Cisneros Tuch, Ana Maria, Vignan Velivela, Ibel Wong, Ahmad Hyari, eden sher, Travis Wehrman, Louisa Lee, Hoang Viet, Nathan A. Wright, Аркадий Скайуокер, Ashley Maldonado, Clarence E. Harper Jr., Bojana Golubovic, Karthik Cherala, Violeta Cervantes, Elaine Fitzpatrick, Lyn-z Schulte, cnorahs , Henrique Sorín' Cassús, Tim Robinson, Jun Cai, Paul Schneider, Amber Wood, Ophelia Gibson Best, Michelle Stevens-Stanford, Phyllis Dubrow, Andreas Voltios, Eunsun Kim, Philippe Spoden and Samantha Chow.

1 week ago

Can you solve the killer robo-ants riddle? - Dan Finkel

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/TedEdRoboAnts/ The good news is that your experimental robo-ants are a success. The bad news is that you accidentally gave them the ability to shoot deadly lasers … and you can’t turn it off. Can you stop them from escaping their habitat before the lasers are activated? Dan Finkel shows how. Lesson by Dan Finkel, directed by Artrake Studio. Thank you so much to our patrons for supporting us on Patreon! Without you this video would not be possible! Armando Ello, Ayala Ron, Manognya Chakrapani, Doreen Reynolds-Consolati, Melissa Sorrells, Antony Lee, Husain Mohammad, Côme Vincent, Astia Rizki Safitri, Alan Froese, alessandra tasso, Gerald Onyango, Katrina Harding, Ezgi Yersu, Katie Dean, Kin Lon Ma, Carsten Tobehn, Jeremy Fryd, Charlene You, Carolyn Corwin, rakesh Katragadda, Sergi Páez, Jørgen Østerpart, Cindy O., Nicu Boanda, Reagen O'Connor, Sabrina Gonzalez, Dino, Hadi Salahshour, Clement, Nick Debenedictis, Abdullah Altuwaijri, Jessie McGuire, Divina Grace Dar Santos, Brian Richards, Farah Abdelwahab, Mikhail Shkirev, Malcolm Callis, David Matthew Ezroj, Ever Granada, fatima kried, Begum Tutuncu, Lala Arguelles, Mehmet Sencer KARADAYI, Christian Kurch, SungGyeong Bae, Luis Felipe Ruiz Langenscheidt, Joe Huang, Rohan Gupta and Senjo Limbu.

1 week ago

Why should you read "Don Quixote"? - Ilan Stavans

Check out our Patreon page: https://www.patreon.com/teded Mounting his skinny steed, Don Quixote charges an army of giants. It is his duty to vanquish these behemoths in the name of his beloved lady, Dulcinea. There’s only one problem: the giants are merely windmills. What is it about this tale of the clumsy yet valiant knight that makes it so beloved? Ilan Stavans investigates. Lesson by Ilan Stavans, directed by Avi Ofer. Thank you so much to our patrons for your support! Without you this video would not be possible! Boytsov Ilya, maxi kobi einy, Misaki Sato, Andrew Bosco, Nik Maier, Mark Morris, Tamás Drávai, Adi V, Peter Liu, Leora Allen, Hiroshi Uchiyama, Julie Cummings-Debrot, Gilly, Ka-Hei Law, Maya Toll, Aleksandar Srbinovski, Ricardo Rendon Cepeda, Renhe Ji, Andrés Melo Gámez, Tim Leistikow, Chris, Megan Douglas, Barbara Smalley, Filip Dabrowski, Clair Chen, Vik Nagjee, Karen Goepen-Wee, Della Palacios, Bah Becerra, Marc Bilodeau, Ruby Solorzano, Ivan Tsenov, Claudia Mayfield, Yankai Liu, Duo Xu, Joy Love Om, Gi Nam Lee, Shawn Quichocho, Anika Westburg, Barun Padhy, Devin Harris, Tony Trapuzzano, Jason Weinstein, Kris Siverhus, Alexander Walls, Annamaria Szilagyi, Morgan Williams, Abhijit Kiran Valluri, Mandeep Singh and سلطان الخليفي.

2 weeks ago

The fascinating science behind phantom limbs - Joshua W. Pate

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, but in complete lifelike detail. They can flex their phantom fingers and sometimes even feel the chafe of a watch band or the throb of an ingrown toenail. What causes these phantom limb sensations? Joshua W. Pate explains how the brain reacts to a missing limb. Lesson by Joshua W. Pate, directed by Kozmonot Animation Studio. Thank you so much to our patrons for your support! Without you this video would not be possible! Arturo De Leon, Eduardo Briceño, Ricardo Paredes, David Douglass, Grant Albert, Jen, Megan Whiteleather, Mayank Kaul, Ryohky Araya, Tan YH, Ph.D., Brittiny Elman, Kostadin Mandulov, Yanuar Ashari, Mrinalini , Anthony Kudolo, Querida Owens, Hazel Lam, Manav parmar, Siamak H, Dominik Kugelmann, Mary Sawyer, David Rosario, Samuel Doerle, Susan Herder, Prasanth Mathialagan, Yanira Santamaria, Dawn Jordan, Constantin Salagor, Kevin Wong, Umar Farooq, Goh Xiang Ting Diana, Cristóbal Medina Moenne, MJ Tan Mingjie, Yansong Li, Jason A Saslow, Henry Li, Kyle Nguyen, Taylor Hunter, Noa Shore, Lex Azevedo, Merit Gamertsfelder, Bev Millar, Rishi Pasham, Jhuval , SookKwan Loong, Daniel Day, Nick Johnson, Bruno Pinho, Javier Aldavaz and Marc Veale.

2 weeks ago

Everything you need to know to read “The Canterbury Tales” - Iseult Gillespie

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/everything-you-need-to-know-to-read-the-canterbury-tales-iseult-gillespie A portly Miller, barely able to sit on his horse, rambles on about the flighty wife of a crotchety old carpenter and the scholar she takes as her lover. This might sound like a bawdy joke, but it’s part of one of the most esteemed works of English literature ever created: The Canterbury Tales. Iseult Gillespie shares everything you need to know to read Geoffrey Chaucer’s classic collection. Lesson by Iseult Gillespie, directed by Anton Bogaty. Thank you so much to our patrons for your support! Without you this video would not be possible! Sebastian Regez, Danielle Downs, Clovis Norroy, Liz Candee, Vinh-Thuy Nguyen, Amy Lopez, SANG HAN, Aries SW, Sebastiaan Hols, Grimes Gregory, João Henrique Rodrigues, Michael Lucke, Annastasshia Ames, Claudia Hernandez Chavarria, Livia-Alexandra Sarban, Lee , Karthik Balsubramanian, Mathew Samuel, Turine Tran, Ido brown, Jordan Tang, Christopher Jimenez, Juan, Tracey Tobkin, Sid, emily lam, Kathryn J Hammond, Elliot Poulin, Noel Situ, Latora Slydell, Sydney Evans, Victor E Karhel, Eysteinn Guðnason, Andrea Feliz, Natalia Rico, Josh Engel, Bárbara Nazaré, Zhexi Shan, PnDAA, Sandra Tersluisen, Ellen Spertus, Fabian Amels, sammie goh, Mattia Veltri, Quentin Le Menez, Yuh Saito, Heather Slater, Dr Luca Carpinelli and Christophe Dessalles.

2 weeks ago

What’s a smartphone made of? - Kim Preshoff

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-s-a-smartphone-made-of-kim-preshoff As of 2018, there are around 2.5 billion smartphone users in the world. If we broke open all the newest phones and split them into their component parts, that would produce around 85,000 kg of gold, 875,000 of silver, and 40,000,000 of copper. How did this precious cache get into our phones--and can we reclaim it? Kim Preshoff investigates the sustainability of phone production. Lesson by Kim Preshoff, directed by Compote Collective. Thank you so much to our patrons for your support! Without you this video would not be possible! Jennifer Kurkoski, phkphk12321, Arlene Weston, Mehmet Yusuf Ertekin, Ten Cha, Les Howard, Kevin O'Leary, Francisco Leos, Robert Patrick, Jorge, Marcus Appelbaum, Alan Wilder, Amin Talaei, Mohamed Elsayed, Angel Pantoja, Eimann P. Evarola, Claire Ousey, Carlos H. Costa, Tariq Keblaoui, Bela Namyslik, Nick Johnson, Won Jang, Johnnie Graham, Junjie Huang, Harshita Jagdish Sahijwani, Amber Alexander, Yelena Baykova, Laurence McMillan, John C. Vesey, Karmi Nguyen, Chung Wah Gnapp, Andrew Sprott, Jane White, Ayan Doss, Brendan Neale, Lawrence Teh Swee Kiang, Alex Pierce, Nick Cozby, Jeffrey Segrest, Anthony Arcis, Ugur Doga Sezgin, Kathryn Vacha, Allyson Martin, Srinivasa C Pasumarthi, 张晓雨, Ann Marie Reus, Nishant Suneja, Javier Lara Rosado, Jerry Yang and Shubham Arora.

3 weeks ago

The "End of History" Illusion - Bence Nanay

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-end-of-history-illusion-bence-nanay Time and time again, we’ve failed to predict that the technologies of the present will change the future. Recently, a similar pattern was discovered in our individual lives: we’re unable to predict change in ourselves. But is there anything wrong with assuming that who we are now is who we will continue to be? Bence Nanay details the consequences of seeing ourselves as finished products. Lesson by Bence Nanay, directed by Stretch Films Inc. Thank you so much to our patrons for your support! Without you this video would not be possible! Denise A Pitts, Pi Guanghui, Doris, Kurt Almendras, Raymond Lee, Nicolas Silva, Melvin Williams, Tirath Singh Pandher, Terry Minion, Mauricio Basso, Jamesbo87, Karlee Finch, Chumi Ogbonna, Barthélémy Michalon, Lefty McGoo, Chris Thompson, Derek Drescher, Karisa Caudill, Christina Salvatore, Brady Jones, Todd Gross, Alexis Hevia, Heidi Stolt, Robert Seik, Coenraad Keuning, Charles A Hershberger, Laura Cameron Keith, Max Ngomane, Rafael Kato, Jen O'Hogan, Renu Balak, JY Kang, Anastasiia , Madee Lo, Arpita Singh, Karl Laius, Barbarossa, Tu-Anh Nguyen, Guy Hardy, Sebastiaan Vleugels, Joel Alfonso, Derya Goekcay, Brandy Sarver, Jose Arcadio Valdes Franco, Akinola Emmanuel, igor romanenko, Dian Atamyanov, Abhishek Bansal and Austin Randall.

3 weeks ago

The myth of Hercules: 12 labors in 8-bits - Alex Gendler

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-myth-of-hercules-12-labors-in-8-bits-alex-gendler Hercules — son of Zeus and champion of humankind — stricken with a temporary curse of madness, has just committed the most unspeakable crime imaginable. Seeking to atone for the deaths of his family, Hercules must complete twelve impossible tasks that pit him against invincible monsters and unfathomable forces. Alex Gendler retells this epic series of adventures. Lesson by Alex Gendler, directed by Jérémie Balais & Jeff Le Bars. Thank you so much to our patrons for your support! Without you this video would not be possible! Elizabeth Parker, Sai Krishna Koyoda, Samuel Barbas, Maxwell Ingram, Victoria Soler-Roig, Abdulmateen Aderinto, Pavel Maksimov, Barbara Younker, Cyrus Garay, Yvette Mocete, Mike Azarkman, Patricia Alves Panagides, William Biersdorf, Michael Aquilina, Vinamr , FireWolfLasers , Kshitij Shah, Mohammad Said, Teach Me Diné - Navajo Language, Victoria Veretilo, Rebecca Reineke, Kyanta Yap, Brandon Thomas, Lewis Westbury, Ojas Kapoor, Mirzat Turap, Jaime Arriola, Emilia Alvarado, Javid Gozalov, Philipp Hiestand, Paul Beard, Deepak Iyer, Markus Goldhacker, Mihai Sandu, Keven Webb, Hendrik Mueller, Maurice Castonguay, Kristiyan Bonev, Maryam Dadkhah, Joshua Wasniewski, Michał Friedrich, Arlene Spiegelman, Doug Henry, Alick Au, Denison Martins Fernandes, Daniel Nester, Richard A Berkley, Benjamin Chan, Dee Wei and Abdallah Absi.

3 weeks ago

Can you solve the alien probe riddle? - Dan Finkel

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/TedEd3ColorCube/ Your team has developed a probe to study an alien monolith. It needs protective coatings — in red, purple or green — to cope with the environments it passes through. Can you figure out how to apply the colors so the probe survives the trip? Dan Finkel shows how. Lesson by Dan Finkel, directed by Anton Trofimov. Thank you so much to our patrons for supporting us on Patreon! Without you this video would not be possible! Ken, James Bruening, Michael Braun-Boghos, Ricardo Diaz, Kack-Kyun Kim, Artem Minyaylov, Danny Romard, Yujing Jiang, Stina Boberg, Anthony Wiggins, Hoai Nam Tran, Joe Sims, David Petrovič, Chris Adriaensen, Lowell Fleming, Sunny Patel, Vijayalakshmi , Uday Kishore, Aidan Forero, Leen Mshasha, Allan Hayes, Vaibhav Mirjolkar, Tony, Michelle, Katie and Josh Pedretti, Erik Biemans, Gaurav Mathur, Hans Peng, Tekin Gültekin, Hector Quintanilla, Penelope Misquitta, Ravi S. Rāmphal, Emma Moyse, Fahad Nasser Chowdhury, Marin Kovachev, Roman Pinchuk, Daniel Huerga, Maria Lerchbaumer, Edgar Campos Barrachina, Dianne Palomar, The Brock, Curtis Light, Ernest Chow, Liana Switzer, Maija Chapman, Pamela Harrison, Mighterbump , Beatriz Inácio, Robert Hargis, Mircea Sîrbu, Irindany Sandoval and William Bravante.

4 weeks ago

Could the Earth be swallowed by a black hole? - Fabio Pacucci

Download a free audiobook version of "The Hitchhiker's Guide to the Galaxy" and support TED-Ed's nonprofit mission: https://adbl.co/2xqDYxY Check out our full book recommendation: https://shop.ed.ted.com/products/a-hitchhikers-guide-to-the-galaxy View full lesson: https://ed.ted.com/lessons/could-the-earth-be-swallowed-by-a-black-hole-fabio-pacucci From asteroids capable of destroying entire species to supernovae that could exterminate life on Earth, outer space has no shortage of forces that could wreak havoc on our planet. But there’s something in space that is even more terrifying than any of these -- something that wipes out everything it comes near. Fabio Pacucci examines the probability of Earth being gobbled up by a black hole. Lesson by Fabio Pacucci, directed by Astroplastique. Thank you so much to our patrons for your support! Without you this video would not be possible! Rakesh Katragadda, Sergi Páez, Jørgen Østerpart, Cindy O., Nicu Boanda, Reagen O'Connor, Sabrina Gonzalez, Dino , Hadi Salahshour, Clement , Nick Debenedictis, Abdullah Altuwaijri, Jessie McGuire, Divina Grace Dar Santos, Brian Richards, Farah Abdelwahab, Mikhail Shkirev, Malcolm Callis, David Matthew Ezroj, Ever Granada, fatima kried, Begum Tutuncu, Lala Arguelles, Mehmet Sencer KARADAYI, Christian Kurch, SungGyeong Bae, Luis Felipe Ruiz Langenscheidt, Joe Huang, Rohan Gupta, Senjo Limbu, Martin Lau, Robson Martinho, Cailin Ramsey, Aaron Henson, John Saveland, Nicolle Fieldsend-Roxborough, ReuniteKorea , Venkat Venkatakrishnan, QIUJING L BU, Yoga Trapeze Wanderlust, Jaron Blackburn, Alejandro Cachoua, Thomas Mungavan, Edla Paniguel, Anna-Pitschna Kunz, Tim Armstrong, Erika Blanquez, Ricki Daniel Marbun, zjweele13 and Judith Benavides.

1 month ago

Why should you read Edgar Allan Poe? - Scott Peeples

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/edgar-allan-poe-scott-peeples The prisoner strapped under a descending pendulum blade. A raven who refuses to leave the narrator’s chamber. A beating heart buried under the floorboards. Poe’s macabre and innovative stories of gothic horror have left a timeless mark on literature. But just what is it that makes Edgar Allan Poe one of the greatest American authors? Scott Peeples investigates. Lesson by Scott Peeples, directed by Compote Collective. Thank you so much to our patrons for your support! Without you this video would not be possible! Vignan Velivela, Ibel Wong, Ahmad Hyari, Eden Sher, Travis Wehrman, Louisa Lee, Hoang Viet, Nathan A. Wright, Аркадий Скайуокер, Ashley Maldonado, Clarence E. Harper Jr., Bojana Golubovic, Karthik Cherala, Violeta Cervantes, Elaine Fitzpatrick, Lyn-z Schulte, cnorahs , Henrique Sorín' Cassús, Tim Robinson, Jun Cai, Paul Schneider, Amber Wood, Ophelia Gibson Best, Michelle Stevens-Stanford, Phyllis Dubrow, Andreas Voltios, Eunsun Kim, Philippe Spoden, Samantha Chow, Armando Ello, Ayala Ron, Manognya Chakrapani, Doreen Reynolds-Consolati, Melissa Sorrells, Antony Lee, Husain Mohammad, Côme Vincent, Astia Rizki Safitri, Alan Froese, alessandra tasso, Gerald Onyango, Katrina Harding, Ezgi Yersu, Katie Dean, Kin Lon Ma, Carsten Tobehn, Jeremy Fryd, Charlene You and Carolyn Corwin.

1 month ago

What would happen if every human suddenly disappeared? - Dan Kwartler

If you enjoy this lesson, we highly recommend reading "The World Without Us." A discounted e-book version is available here: https://amzn.to/2QwSPyH Check out our book rec page to learn more: https://shop.ed.ted.com/products/the-world-without-us View full lesson: https://ed.ted.com/lessons/what-would-happen-if-every-human-suddenly-disappeared-dan-kwartler Human beings are everywhere. With settlements on every continent, we can be found in the most isolated corners of Earth’s jungles, oceans and tundras. Our impact is so profound, most scientists believe humanity has left a permanent mark on Earth’s geological record. So what would happen if suddenly, every human on Earth disappeared? Dan Kwartler investigates. Lesson by Dan Kwartler, directed by Globizco Studios. Thank you so much to our patrons for your support! Without you this video would not be possible! Tsz Hin Edmund Chan, Melvin Williams, Tirath Singh Pandher, Athena Grace Franco, Terry Minion, Ian McPherson, Mauricio Basso, Kelvin Lam, Jamesbo87, Tara Frost, Karlee Finch, Chumi Ogbonna, Barthélémy Michalon, Lefty McGoo, Lucas Pincerato, Prefer Anonymous, Mohamed Elsayed, Amin Shahril, Mihail Radu Pantilimon, Chris Thompson, Derek Drescher, Karisa Caudill, Zhong Ming Zenny Tan, Christina Salvatore, Brady Jones, Todd Gross, Alexis Hevia, Heidi Stolt, Daisy Trujillo, Robert Seik, Coenraad Keuning, Charles A Hershberger, Laura Cameron Keith, Abhishek Goel, Max Ngomane, Rafael Kato, Jen O'Hogan, Renu Balak, Marc Bou Zeid, JY Kang, Anastasiia , Madee Lo, Arpita Singh, Karl Laius, Barbarossa , Luca Oradini, Tu-Anh Nguyen, Melissa Rocha, and Julia Fell.

1 month ago

How do cigarettes affect the body? - Krishna Sudhir

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-do-cigarettes-affect-the-body-krishna-sudhir Cigarettes aren’t good for us. That’s hardly news -- we’ve known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna Sudhir details what happens when we smoke -- and when we quit. Lesson by Krishna Sudhir, directed by TED-Ed. Thank you so much to our patrons for your support! Without you this video would not be possible! Chris, Megan Douglas, Barbara Smalley, Filip Dabrowski, Clair Chen, Vik Nagjee, Karen Goepen-Wee, Della Palacios, Bah Becerra, Marc Bilodeau, Ruby Solorzano, Ivan Tsenov, Claudia Mayfield, Yankai Liu, Duo Xu, Joy Love Om, Gi Nam Lee, Shawn Quichocho, Anika Westburg, Barun Padhy, Devin Harris, Tony Trapuzzano, Jason Weinstein, Kris Siverhus, Alexander Walls, Annamaria Szilagyi, Morgan Williams, Abhijit Kiran Valluri, Mandeep Singh, سلطان الخليفي, Marylise CHAUFFETON, Marvin Vizuett, Jayant Sahewal, Quinn Shen, Elizabeth Cruz, Elnathan Joshua Bangayan, Mullaiarasu Sundaramurthy, Jose Henrique Leopoldo e Silva, Dan Paterniti, Jerome Froelich, Tyler Yoshizumi, Martin Stephen, Justin Carpani, Khalifa Alhulail, Tejas Dc, Benjamin & Shannon Pinder, Srikote Naewchampa, Ex Foedus, Exal Enrique Cisneros Tuch, and Ana Maria.

1 month ago

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

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 knights, Guinevere, the Round Table, Camelot, and of course Excalibur. But where do these stories come from, and is there any truth to them? Alan Lupack traces the evolution of King Arthur. Lesson by Alan Lupack, directed by Patrick Smith. Thank you so much to our patrons for your support! Without you this video would not be possible! Mary Sawyer, David Rosario, Samuel Doerle, Susan Herder, Prasanth Mathialagan, Yanira Santamaria, Dawn Jordan, Constantin Salagor, Kevin Wong, Umar Farooq, Goh Xiang Ting Diana, Cristóbal Medina Moenne, MJ Tan Mingjie, Yansong Li, Jason A Saslow, Henry Li, Kyle Nguyen, Taylor Hunter, Noa Shore, Lex Azevedo, Merit Gamertsfelder, Bev Millar, Rishi Pasham, Jhuval, SookKwan Loong, Daniel Day, Nick Johnson, Bruno Pinho, Javier Aldavaz, Marc Veale, Boytsov Ilya, maxi kobi einy, Misaki Sato, Andrew Bosco, Nik Maier, Mark Morris, Tamás Drávai, Adi V, Peter Liu, Leora Allen, Hiroshi Uchiyama, Julie Cummings-Debrot, Gilly, Ka-Hei Law, Maya Toll, Aleksandar Srbinovski, Ricardo Rendon Cepeda, Renhe Ji, Andrés Melo Gámez, and Tim Leistikow.

1 month ago

Can you solve the rebel supplies riddle? - Alex Gendler

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to Bonus Riddle: https://brilliant.org/tededmislabelledboxes/ You’re overseeing the delivery of supplies to a rebel base in the heart of enemy territory. To get past customs, all packages must follow this rule: if a box is marked with an even number on the bottom, it must be sealed with a red top. One of the four boxes was sealed incorrectly, but they lost track of which one. Can you figure out which box it is and save the day? Alex Gendler shows how. Lesson by Alex Gendler, directed by Artrake Studio. Thank you so much to our patrons for supporting us on Patreon! Without you this video would not be possible! Jordan Tang, Christopher Jimenez, Juan, Tracey Tobkin, Sid, emily lam, Kathryn J Hammond, Elliot Poulin, Noel Situ, Latora Slydell, Sydney Evans, Victor E Karhel, Eysteinn Guðnason, Andrea Feliz, Natalia Rico, Josh Engel, Bárbara Nazaré, Zhexi Shan, PnDAA, Sandra Tersluisen, Ellen Spertus, Fabian Amels, sammie goh, Mattia Veltri, Quentin Le Menez, Yuh Saito, Heather Slater, Dr Luca Carpinelli, Christophe Dessalles, Arturo De Leon, Eduardo Briceño, Ricardo Paredes, David Douglass, Grant Albert, Jen , Megan Whiteleather, Mayank Kaul, Ryohky Araya, Tan YH, Ph.D., Brittiny Elman, Kostadin Mandulov, Yanuar Ashari, Mrinalini, Anthony Kudolo, Querida Owens, Hazel Lam, Manav parmar, Siamak H, and Dominik Kugelmann,

1 month ago

What is the universe expanding into? - Sajan Saini

Join TED-Ed's Student Program: http://bit.ly/2Nps4NW View full lesson: https://ed.ted.com/lessons/what-is-the-universe-expanding-into-sajan-saini The universe began in a Big Bang nearly fourteen billion years ago, and has been expanding ever since. But how does the universe expand and what is it expanding into? Sajan Saini explains the existing theories around the Big Bang and what, if anything, lies beyond our universe. Lesson by Sajan Saini, directed by Wooden Plane Productions. Thank you so much to our patrons for your support! Without you this video would not be possible! Justin Carpani, Faiza Imtiaz, Khalifa Alhulail, Tejas Dc, Benjamin & Shannon Pinder, Srikote Naewchampa, Ex Foedus, Sage Curie, Exal Enrique Cisneros Tuch, Ana Maria, Vignan Velivela, Ibel Wong, Ahmad Hyari, eden sher, Travis Wehrman, Louisa Lee, Kiara Taylor, Hoang Viet, Nathan A. Wright, Jast3r , Аркадий Скайуокер, Milad Mostafavi, Rob Johnson, Ashley Maldonado, Clarence E. Harper Jr., Bojana Golubovic, Mihail Radu Pantilimon, Benedict Chuah, Karthik Cherala, haventfiguredout , Violeta Cervantes, Elaine Fitzpatrick, Lyn-z Schulte, cnorahs , Henrique 'Sorín' Cassús, Tim Robinson, Jun Cai, Paul Schneider, Amber Wood, Ophelia Gibson Best, Cas Jamieson, Michelle Stevens-Stanford, Phyllis Dubrow, Andreas Voltios, and Eunsun Kim.

1 month ago