TED-Ed Archiv

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 30 years, caliphs conquered vast areas beyond Arabia, including their mighty neighbors the Persians and Byzantines. But an empire this vast was at risk of conflict and fracture. Petra Sijpesteijn and Birte Kristiansen detail the rise and fall of the Islamic Empire.Lesson by Petra Sijpesteijn & Birte Kristiansen, directed by Elahe Baloochi, Fardi Mahmoodi.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/the-rise-and-fall-of-the-medieval-islamic-empire-petra-sijpesteijn-birte-kristiansenDig deeper with additional resources: https://ed.ted.com/lessons/the-rise-and-fall-of-the-medieval-islamic-empire-petra-sijpesteijn-birte-kristiansen#digdeeper----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! 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, Victor E Karhel, Sydney Evans, Latora, Noel Situ, emily lam, Sid, Niccolò Frassetto, Mana, I'm here because of Knowledge Fight Facebook group., Linda Freedman, Edgardo Cuellar, Jaspar Carmichael-Jack, Michael Burton, VIVIANA A GARCIA BESNE, The Vernon's, Olha Bahatiuk, Jesús Bíquez Talayero, Chels Raknrl, Sai Pranavi Jonnalagadda, Stuart Rice, Jing Chen, Vector-Dopamine math, Jasper Song, Giorgio Bugnatelli, Chardon and Eddy Trochez.

When a new drug gets tested, the results of the trials should be published for the rest of the medical world -- except much of the time, negative or inconclusive findings go unreported, leaving doctors and researchers in the dark. In this impassioned talk, Ben Goldacre explains why these unreported instances of negative data are especially misleading and dangerous. Talk by Ben Goldacre.

Is infinite economic growth possible on a planet with finite resources? Explore how countries can balance efficiency with sustainability.--Many economists think that an eternally growing economy is necessary to keep improving people’s lives, and that if the global economy stops growing, people would fight more over the fixed amount of value that exists, rather than working to generate new value. Which raises the question: is infinite growth possible on a finite planet? Explore how economies can balance efficiency with sustainability.Directed by Kevin Herrmann, AIM Creative Studios.This video made possible in collaboration with World Economic ForumLearn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartnersSupport Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/can-the-economy-grow-foreverDig deeper with additional resources: https://ed.ted.com/lessons/can-the-economy-grow-forever#digdeeperAnimator's website: http://aimcreativestudios.comMusic: https://soundcloud.com/aim-music----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! OnlineBookClub.org, Eric Shear, Leith Salem, Omar Hicham, Adrian Rotaru, Brad Sullivan, Karen Ho, Niklas Frimberger, Hunter Manhart, Nathan Nguyen, Igor Stavchanskiy, James R DeVries, Grace Huo, Diana Huang, Chau Hong Diem, Orlellys Torre, Corheu, Thomas Mee, Maryann H McCrory, Blas Borde, John Hellmann, Poompak Meephian, Chuck Wofford, Adam Pagan, Wes Winn, Conder Shou, ntiger, Noname, Hansan Hu, David D, Mac Hyney, Keith Ellison, robin valero walters, Lynne Truesdale, Gatsby Dkdc, Matthew Neal, Denis Chon, Julian Oberhofer, Monte Carroll, Eddy, Jay M, Constantino Victor Delgado, Andrea Galvagni, Andrew Tweddle, Laurel-Ann Rice, Fernando A. Endo, Helen Lee, pam morgan, sarim haq and Gerardo Castro.

View full lesson: http://ed.ted.com/lessons/mining-literature-for-deeper-meanings-amy-e-harterWriting 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.

Get to know the life and works of poet Phillis Wheatley, an enslaved woman who became one of colonial America’s most famous writers.--In 1775, General George Washington received a poem from one of colonial America’s most famous writers. Its verses praised the burgeoning revolution, invoking the goddess of their new nation to aid the general’s cause. But this ode to liberty wasn’t written by some aloof aristocratic admirer. Its author was a young enslaved Black woman. Charita Gainey details the works of poet Phillis Wheatley.Lesson by Charita Gainey, directed by Gavin Edwards, Movult.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/how-phillis-wheatley-captured-the-attention-of-the-world-charita-gaineyDig deeper with additional resources: https://ed.ted.com/lessons/how-phillis-wheatley-captured-the-attention-of-the-world-charita-gainey#digdeeperAnimator's website: https://www.movult.comMusic: https://www.wonderboyaudio.com----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! Michel-Ange Hortegat, Enes Kirimi, Amaury BISIAUX, ND, Samyogita Hardikar, Vanessa Graulich, Vandana Gunwani, Abdulmohsin Almadi, AJ Lyon, Geoffrey Bultitude, 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 and Kurt Paolo Sevillano.

View full lesson: http://ed.ted.com/lessons/gyotaku-the-ancient-japanese-art-of-printing-fish-k-erica-dodgeHow did fishermen record their trophy catches before the invention of photography? In 19th century Japan, fishing boats were equipped with rice paper, sumi-e ink, and brushes in order to create gyoktaku: elaborate rubbings of freshly caught fish. K. Erica Dodge recounts the story of this competitive fishing culture, plus some tips on how to make your very own etchings.Lesson by K. Erica Dodge, animation by Franco Barroeta.

Dig into Agatha Christie’s writing style to find out how she crafted her mystery novels and how to employ these strategies in your own work. --With almost 100 mystery novels, each one a cleverly constructed puzzle box of clues, misdirection, and human drama, Agatha Christie is the best-selling novelist of all time. Her eccentric detectives, clever clues, and simplified suspects have stumped countless readers over the last century. So, how did she craft these perfect crimes? Jamie Bernthal dissects the writing of Agatha Christie.Lesson by Jamie Bernthal, directed by Totem Creative.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/how-to-write-the-perfect-crime-according-to-agatha-christie-jamie-bernthalDig deeper with additional resources: https://ed.ted.com/lessons/how-to-write-the-perfect-crime-according-to-agatha-christie-jamie-bernthal#digdeeperAnimator's website: https://www.totemcreative.inMusic: https://www.campstudio.co ----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! 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, 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 and Yelena Baykova.

Map designer Aris Venetikidis is fascinated by the maps we draw in our minds as we move around a city -- less like street maps, more like schematics or wiring diagrams, abstract images of relationships between places. How can we learn from these mental maps to make better real ones? As a test case, he remakes the notorious Dublin bus map. (Filmed at TEDxDublin)Talk by Aris Venetikidis.

Download a free audiobook version of “The 7 1/2 Deaths of Evelyn Hardcastle“ and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--How do you know you’re a person who has lived your life, rather than a just-formed brain full of artificial memories, momentarily hallucinating a reality that doesn’t actually exist? That may sound absurd, but it’s kept several generations of top cosmologists up at night. They call it: the Boltzmann brain paradox. Fabio Pacucci explores this mind-numbing thought experiment.Lesson by Fabio Pacucci, directed by Skirmanta Jakaitė, Art Shot.Learn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartnersSupport Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/the-boltzmann-brain-paradox-fabio-pacucciDig deeper with additional resources: https://ed.ted.com/lessons/the-boltzmann-brain-paradox-fabio-pacucci#digdeeperCheck out our full book recommendation: https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/the-7-deaths-of-evelyn-hardcastleMusic: https://www.campstudio.co----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! Nick Johnson, Carlos H. Costa, Jennifer Kurkoski, Ryan B Harvey, Akinola Emmanuel, Jose Arcadio Valdes Franco, Sebastiaan Vleugels, Karl Laius, JY Kang, Abhishek Goel, 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 and Tyron Jung.

View full lesson: http://ed.ted.com/lessons/what-on-earth-is-spin-brian-jonesWhy does the Earth spin? Does a basketball falling from a spinning merry-go-round fall in a curve, as it appears to, or in a straight line? How can speed be manipulated while spinning? In short, why is the spinning motion so special? Brian Jones details the dizzyingly wide array of ways that spinning affects our lives.Lesson by Brian Jones, animation by Flaming Medusa Studios.

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 onslaught of predators as she lands, flips off her wings, secretes pheromones, and attracts a mate. But she's not alone. Unlike most termite species, conehead termite colonies can have multiple queens and kings. Barbara L. Thorne details the reign and duties of termite royalty.Lesson by Barbara L. Thorne, directed by Thomas Johnson Volda.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/coneheads-egg-stacks-and-anteater-attacks-the-reign-of-a-termite-queen-barbara-l-thorneDig deeper with additional resources: https://ed.ted.com/lessons/coneheads-egg-stacks-and-anteater-attacks-the-reign-of-a-termite-queen-barbara-l-thorne#digdeeper ----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! Carsten Tobehn, Katie Dean, Ezgi Yersu, Gerald Onyango, alessandra tasso, Doreen Reynolds-Consolati, Manognya Chakrapani, Ayala Ron, Eunsun Kim, Phyllis Dubrow, 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 and Dominik Kugelmann - they-them.

Cross-country skier Janine Shepherd hoped for an Olympic medal -- until she was hit by a truck during a training bike ride. She shares a powerful story about the human potential for recovery. Her message: you are not your body and giving up old dreams can allow new ones to soar. Talk by Janine Shepherd.

Dig into the experiment known as the lost wallet test, and find out the surprising results of this study of honesty.--Picture this: you’re working a shift in a hotel lobby when someone approaches the front desk. They found a lost wallet around the corner, but they’re in a rush and don’t have time to follow up. Looking at the wallet you see it contains a key, grocery list, about $13, and three business cards you assume belong to the wallet’s owner. So, what do you do? Dig into the infamous lost wallet experiment.Directed by Maryna Buchynska, and action creative agency.This video made possible in collaboration with Character LabLearn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartnersA special thanks to Alain Cohn who provided information and insights for the development of this video.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/would-you-pass-the-wallet-testDig deeper with additional resources: https://ed.ted.com/lessons/would-you-pass-the-wallet-test#digdeeperAnimator's website: https://www.and-action.net----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! Siamak Hajizadeh, Ryohky Araya, Mayank Kaul, Christophe Dessalles, Heather Slater, Sandra Tersluisen, Zhexi Shan, Bárbara Nazaré, Andrea Feliz, Victor E Karhel, Sydney Evans, Latora, Noel Situ, emily lam, Sid, Niccolò Frassetto, Mana, I'm here because of Knowledge Fight Facebook group., Linda Freedman, Edgardo Cuellar, Jaspar Carmichael-Jack, Michael Burton, VIVIANA A GARCIA BESNE, The Vernon's, Olha Bahatiuk, Jesús Bíquez Talayero, Chels Raknrl, Sai Pranavi Jonnalagadda, Stuart Rice, Jing Chen, Vector-Dopamine math, Jasper Song, Giorgio Bugnatelli, Chardon, Eddy Trochez, OnlineBookClub.org, Eric Shear, Leith Salem, Omar Hicham, Adrian Rotaru, Brad Sullivan, Karen Ho, Niklas Frimberger, Hunter Manhart, Nathan Nguyen, Igor Stavchanskiy, James R DeVries, Grace Huo, Diana Huang and Chau Hong Diem.