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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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  • August 12 · 3 min

    Mysteries of vernacular: Keister - Jessica Oreck and Rachael Teel

    View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-keister-jessica-oreck-and-rachael-teel Originally meaning a woven container, the word keister has roots all over the place. The devil's tool box? Sure. A safe? That too. So, how did it become associated with the buttocks? Jessica Oreck and Rachael Teel get to the bottom of the word keister. Lesson by Jessica Oreck and Rachael Teel, animation by Jessica Oreck. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 4 min

    If superpowers were real, which would you choose? - Joy Lin

    In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere mortals. Lesson by Joy Lin, animation by Cognitive Media. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 9 min

    The true reason polio poses such a threat

    Explore what makes polio so dangerous, what is causing the 21st century resurgence of cases, and how we can eradicate the disease. -- In 1952, polio was everywhere: killing or paralyzing roughly half a million people annually. Yet just 10 years later, paralytic polio cases in the US dropped by 96% and we were on track to get rid of polio for good. But in recent years, the virus started striking back. So, what’s behind these recent spikes? Explore the dangers of poliovirus and the possibility of eradicating this deadly disease. Directed by Anton Bogaty. This video made possible in collaboration with Gates Ventures Learn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartner A special thanks to Ananda Bandyopadhyay, Amber Zeddies, and Kathleen O'Reilly who provided information and insights for the development of this video. 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-real-reason-polio-is-so-dangerous Dig deeper with additional resources: https://ed.ted.com/lessons/the-real-reason-polio-is-so-dangerous/digdeeper Animator's website: https://antonbogaty.com Music: https://www.wonderboyaudio.com ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! 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, Elija Peterson, Ovidiu Mrd, paul g mohney, Steven Razey, Nathan Giusti, Helen Lee, Anthony Benedict, Karthik Balsubramanian, Annastasshia Ames, Amy Lopez, Vinh-Thuy Nguyen, Liz Candee, Ugur Doga Sezgin, Karmi Nguyen, John C. Vesey, Yelena Baykova, Nick Johnson, Carlos H. Costa, Jennifer Kurkoski, Ryan B Harvey, Akinola Emmanuel, Jose Arcadio Valdes Franco, Sebastiaan Vleugels, Karl Laius, JY Kang and Abhishek Goel. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 7 min

    Career of an astronaut - Jerry Carr

    View full lesson: http://ed.ted.com/lessons/life-of-an-astronaut-jerry-carr Astronaut Jerry Carr knows space. As commander of Skylab, he spent over 2000 hours in space, orbiting the Earth over 1000 times. Recounting his life story, Carr remembers the enchanting years he spent at NASA. Lesson by Jerry Carr, animation by Sharon Colman Graham. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 5 min

    Network dynamics - Marc Samet

    View full lesson: http://ed.ted.com/lessons/what-facebook-and-the-flu-have-in-common-marc-samet From social media to massive financial institutions, we live within a web of networks. But how do they work? How does Googling a single word provide millions of results? Marc Samet investigates how these networks keep us connected and how they remain "alive." Lesson by Marc Samet, animation by Thinkmore Studios. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 5 min

    What is déjà vu? What is déjà vu? - Michael Molina

    What causes the sensation of déjà vu? Dive into the theories and psychology that could explain why you’re having that feeling… again. -- You might have felt it -- the feeling that you've experienced something before, but, in reality, the experience is brand new. There are over 40 theories that attempt to explain the phenomenon of déjà vu. Michael Molina explains how neuroimaging and cognitive psychology have narrowed down the theories that could explain that feeling you're having...again. Lesson by Michael Molina, animation by Josh Harris. 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: http://ed.ted.com/lessons/what-is-deja-vu-what-is-deja-vu-michael-molina Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 25 min

    A reality check on renewables - David MacKay

    How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options and explains why we should pursue them anyway. (Filmed at TEDxWarwick.) Lesson by David MacKay. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 8 min

    What happens during kidney transplant surgery? - Alexander H. Toledo

    Dig into the science of how kidney transplants work, how donors are matched and find out how this surgery saves lives. -- In 1954, Joseph Murray attempted a type of kidney swap that no doctor had tried before. The surgery was a success, and the patient would go on to live with the transplanted organ thanks to one key factor: it came from his identical twin. 70 years later, nearly 100,000 kidneys are transplanted annually in the US alone. So how does this surgery work today? Alexander H. Toledo explains the procedure. Lesson by Alexander H. Toledo, directed by Biljana Labović. 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-do-kidney-transplants-work-alexander-h-toledo Dig deeper with additional resources: https://ed.ted.com/lessons/how-do-kidney-transplants-work-alexander-h-toledo/digdeeper ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Heidi Stolt, Nicole Sund, Karlee Finch, Mario Mejia, Denise A Pitts, Doug Henry, Keven Webb, Mihai Sandu, Deepak Iyer, Javid Gozalov, Kyanta Yap, Rebecca Reineke, William Biersdorf, Patricia Alves Panagides, Yvette Mocete, Cyrus Garay, Samuel Barbas, LadyGeek, Marin Kovachev, Penelope Misquitta, Hans Peng, Gaurav Mathur, Erik Biemans, Tony, Michelle, Katie and Josh Pedretti, Hoai Nam Tran, Kack-Kyun Kim, Michael Braun-Boghos, zjweele13, Anna-Pitschna Kunz, Edla Paniguel, Thomas Mungavan, Jaron Blackburn, Venkat Venkatakrishnan, ReuniteKorea, Aaron Henson, Rohan Gupta, Begum Tutuncu, Brian Richards, Jørgen Østerpart, Tyron Jung, Carsten Tobehn, Katie Dean, Ezgi Yersu, Gerald Onyango, alessandra tasso, Doreen Reynolds-Consolati, Manognya Chakrapani, Ayala Ron, Eunsun Kim and Phyllis Dubrow. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 7 min

    The dark history of Mount Rushmore - Ned Blackhawk and Jeffrey D. Means

    Uncover the hidden history of the building of Mount Rushmore, and how its creation destroyed sacred Native American land. -- Between 1927 and 1941, workers blasted 450,000 tons of rock from a mountainside using chisels, jackhammers, and dynamite. Gradually, they carved out Mount Rushmore. Today, the monument draws nearly 3 million people to South Dakota’s Black Hills every year. But its façade belies a dark history. Ned Blackhawk and Jeffrey D. Means explore the destruction of the sacred Six Grandfathers Mountain. Lesson by Ned Blackhawk and Jeffrey D. Means, directed by Anton Bogaty. 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-dark-history-of-mount-rushmore-ned-blackhawk-and-jeffrey-d-means Dig deeper with additional resources: https://ed.ted.com/lessons/the-dark-history-of-mount-rushmore-ned-blackhawk-and-jeffrey-d-means#digdeeper Animator's website: https://www.instagram.com/anton_bogaty ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Jennifer Heald, Megulo Abebe, TAO7CADENCE, Olympia Buckingham, isolwi, Vedasheersh, Michael Chang, Waqar Sheikh, Irene Y., Kate Sem, VPpurplebelt, Ujjwal Dasu, Angel Alberici, Minh Quan Dinh, Sylvain, JasonD, Terran Gimpel, Talia Sari, Katie McDowell, Allen, Sarat Chandra Vegunta, Mahina Knuckles, Charmaine Hanson, Thawsitt, Jezabel, Abdullah Abdulaziz, Adriano Fontes, Xiao Yu, Melissa Suarez, SpartacusDMR, Brian A. Dunn, Francisco Amaya, Daisuke Goto, Matt Switzler, Leonardo Monrroy, Maryam, Bethany Connor, Jeremy Shimanek, Mark Byers, Avinash Amarnath, Xuebicoco, Rare Media, Rayo, Po Foon Kwong, NinjaBoffin, Jesse Jurman, Scott Markley, Elija Peterson, Ovidiu Mrd and paul g mohney. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 7 min

    These squids can fly... no, really - Robert Siddall

    Dive into the incredible flying capabilities of squids, and how they use flight as a survival tactic. -- In 1947, explorers noticed a strange phenomenon while crossing the Pacific Ocean. Somehow, small squid known to live deep beneath the waves kept appearing on the roof of their boat. The crew was mystified— until they saw the squids soaring above the sea for roughly 50 meters. How and why do these marine creatures take to the sky? Robert Siddall explores the high-flying capabilities of cephalopods. Lesson by Robert Siddall, directed by Matt Reynolds. 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/these-squids-can-fly-no-really-robert-siddall Dig deeper with additional resources: https://ed.ted.com/lessons/these-squids-can-fly-no-really-robert-siddall#digdeeper Animator's website: http://www.mattreynoldstreats.com/ ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Ryan Weiler, Jesse Lira, Ezekiel Raui, Itay Levi, Cameron Chakraverty, Petr Vacek, Rhys Patterson, Dennis, Margaret King, Olivia Fu, Katrina Adams, Regina Post, Mary Collins, Kari Teffeau, clumsybunnie, Adam Leos, Jeremy Laurin, Cindy Lai, Liz , Hannah Nommé, Rajath Durgada Manjunath, Dan Nguyen, Chin Beng Tan, Alejandro Gomez, Tom Boman, Karen Warner, Isorn Sookwanish, Iryna Panasiuk, Diane Gallin, Aaron Torres, Janice ESL, Vasundhar , Dessislava Vassileva, Denka Wee, Daru Bhargav, Brett Kaufman, Amy, Michael Clement, Christopher Lye, Ghaith Tarawneh, Nathan Milford, Tomas Beckett, Alice Ice, Kurt Paolo Sevillano, Max Salas, Xavi Ramos, Khoa Nguyen Anh, Ron Kakar, Jennifer Heald and flóra lili donáti. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 11 min

    Fast prototyping Google Glass - Tom Chi

    View full lesson: http://ed.ted.com/lessons/rapid-prototyping-google-glass-tom-chi Rapid prototyping is a method used to accelerate the innovation process. At TEDYouth 2012, Tom Chi explains how this method was used to create one of Google's newest inventions, Google Glass. Talk by Tom Chi. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 8 min

    How does alcohol make you drunk? - Judy Grisel

    Follow alcohol on its journey through the body to find out how it causes drunkenness and why it affects people differently. -- Ethanol: this molecule, made of little more than a few carbon atoms, is responsible for drunkenness. Often simply referred to as alcohol, ethanol is the active ingredient in alcoholic beverages. So how exactly does it cause drunkenness, and why does it have dramatically different effects on different people? Judy Grisel explores alcohol's journey through the body. Lesson by Judy Grisel, directed by Anton Bogaty. Animator's website: https://www.instagram.com/anton_bogaty/ 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-does-alcohol-make-you-drunk-judy-grisel Thank you so much to our patrons for your support! Without you this video would not be possible! 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, Alexander Walls, Della Palacios, Vik Nagjee, Hiroshi Uchiyama, Adi V, Andrew Bosco, Craig Sheldon, Rishi Pasham, Joanne Luce, Jason A Saslow and Mary Sawyer. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 11 min

    Ugly History: The Armenian Genocide - Ümit Kurt

    Dig into the history of the Armenian Genocide, during which the Ottoman Empire killed over 1 million Armenians during WWI. -- When an Armenian resistance movement began to form in the 19th century, Sultan Abdul Hamid II took decisive action. He led the Hamidian Massacres— a relentless campaign of violence that killed over 150,000 Armenians. These massacres were the culmination of centuries of oppression, yet they were only the beginning of an even greater tragedy. Ümit Kurt uncovers the history of the Armenian Genocide. Lesson by Ümit Kurt, directed by Héloïse Dorsan-Rachet. 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/ugly-history-the-armenian-genocide-umit-kurt Dig deeper with additional resources: https://ed.ted.com/lessons/ugly-history-the-armenian-genocide-umit-kurt/digdeeper Animator's website: https://www.instagram.com/helo.dr Composer's websites: https://www.youtube.com/@UCUVF-xZ23Tf6DA-DwjYRduw, https://danyessian.com, https://www.yessian.com "An Armenian Trilogy” documentary with concert performed by the Armenian National Philharmonic Orchestra: https://armeniantrilogy.com ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Mi Mi, Thomas Rothert, Brian Elieson, Oge O, Weronika Falkowska, 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 and Talia Sari. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 26 min

    Insights from historical presidents - Doris Kearns Goodwin

    View full lesson: http://ed.ted.com/lessons/learning-from-past-presidents-doris-kearns-goodwin Historian Doris Kearns Goodwin talks about what we can learn from American presidents, including Abraham Lincoln and Lyndon Johnson. Then she shares a moving memory of her own father and of their shared love of baseball. Talk by Doris Kearns Goodwin. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 8 min

    This could save lives— but are you prepared to do it? - Michael Vazquez and Sarah Stroud

    Puzzle through this classic ethical dilemma and decide: is community safety more important than individual privacy? -- Your government has introduced a plan to address record-breaking rates of traffic tickets and deadly hovercar accidents. They propose assigning “driver credit scores” to every citizen, but would need to install cameras and microphones in every vehicle. While it would make the roads safer, is this undeniable benefit worth the cost to drivers’ privacy? Michael Vazquez and Sarah Stroud investigate. Lesson by Michael Vazquez and Sarah Stroud, directed by Jeff Le Bars, JetPropulsion.space. This video made possible in collaboration with the Parr Center for Ethics Learn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartner 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/is-safety-worth-the-loss-of-privacy-michael-vazquez-and-sarah-stroud Dig deeper with additional resources: https://ed.ted.com/lessons/is-safety-worth-the-loss-of-privacy-michael-vazquez-and-sarah-stroud/digdeeper Animator's website: https://jetpropulsion.space Music: http://www.wonderboyaudio.com ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Ophelia Gibson Best, Paul Schneider, Joichiro Yamada, Henrique Cassús, Karthik Cherala, Clarence E. Harper Jr., Vignan Velivela, Ana Maria, Exal Enrique Cisneros Tuch, Tejas Dc, Khalifa Alhulail, Martin Stephen, Jose Henrique Leopoldo e Silva, Mandeep Singh, Abhijit Kiran Valluri, Morgan Williams, Devin Harris, Pavel Zalevskiy, Karen Goepen-Wee, Filip Dabrowski, Barbara Smalley, Megan Douglas, Tim Leistikow, Ka-Hei Law, Hiroshi Uchiyama, Mark Morris, Misaki Sato, EdoKun, SookKwan Loong, Bev Millar, Lex Azevedo, Michael Aquilina, Jason A Saslow, Yansong Li, Cristóbal Moenne, Dawn Jordan, Prasanth Mathialagan, Samuel Doerle, David Rosario, Dominik Kugelmann - they-them, Siamak Hajizadeh, Ryohky Araya, Mayank Kaul, Christophe Dessalles, Heather Slater, Sandra Tersluisen, Zhexi Shan, Bárbara Nazaré, Andrea Feliz and Victor E Karhel. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 23 min

    Massive-scale online collaboration - Luis von Ahn

    After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributions by many on the Internet for greater good. In this talk, he shares how his ambitious new project, Duolingo, will help millions learn a new language while translating the Web quickly and accurately -- all for free. (Filmed at TEDxCMU.) Talk by Luis von Ahn. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 5 min

    The Higgs Field, explained - Don Lincoln

    View full lesson: http://ed.ted.com/lessons/the-higgs-field-explained-don-lincoln One of the most significant scientific discoveries of the early 21st century is surely the Higgs boson, but the boson and the Higgs Field that allows for that magic particle are extremely difficult to grasp. Don Lincoln outlines an analogy that all of us can appreciate, starring a large dinner party, a raucous group of physicists, and Peter Higgs himself. Lesson by Don Lincoln, animation by Powerhouse Animation Studios Inc. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 5 min

    How to set the table - Anna Post

    View full lesson: http://ed.ted.com/lessons/how-to-set-the-table-anna-post Can't remember where your soup spoon ought to go? What about your salad fork? Knowing how to set a traditional table can seem like antiquated etiquette -- but it can come in handy! Anna Post, great-great-granddaughter of etiquette expert Emily Post, shows how to set a table with a plate full of tips and tricks to boot (even your grandmother will be impressed). Lesson by Anna Post, animation by TED-Ed. Learn more about your ad choices. Visit megaphone.fm/adchoices

  • August 12 · 21 min

    Uncovering humanity's origins - Louise Leakey

    View full lesson: http://ed.ted.com/lessons/digging-for-humanity-s-origins-louise-leakey Louise Leakey asks, "Who are we?" The question takes her to the Rift Valley in Eastern Africa, where she digs for the evolutionary origins of humankind -- and suggests a stunning new vision of our competing ancestors. Talk by Louise Leakey Learn more about your ad choices. Visit megaphone.fm/adchoices

Showing 1,021–1,039 of 1,039 episodes