TED-Ed

The remarkable reason zebras have stripes - Cella Wright

7 min · 1. kesä 2026
jakson The remarkable reason zebras have stripes - Cella Wright kansikuva

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Dig into the scientific theories of why zebras have stripes, and why this unique patterning sets them apart from their equine relatives. -- Zebras belong to the same equine family as horses and donkeys. After their lineage entered Africa, they evolved into three zebra species, lived in social herds, grazed on grasses, and evaded fierce predators. One mystery that has perplexed prominent scientists for decades is the matter of their coats: why are they striped? Cella Wright digs into the common theories about the unique patterning. Lesson by Cella Wright, directed by Sharon Colman. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon [http://bit.ly/TEDEdPatreon] Check out our merch: http://bit.ly/TEDEDShop [http://bit.ly/TEDEDShop] ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter [http://bit.ly/TEDEdNewsletter] Follow us on Facebook: http://bit.ly/TEDEdFacebook [http://bit.ly/TEDEdFacebook] Find us on Twitter: http://bit.ly/TEDEdTwitter [http://bit.ly/TEDEdTwitter] Peep us on Instagram: http://bit.ly/TEDEdInstagram [http://bit.ly/TEDEdInstagram] ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/the-surprising-reason-zebras-have-stripes-cella-wright [https://ed.ted.com/lessons/the-surprising-reason-zebras-have-stripes-cella-wright] Dig deeper with additional resources: https://ed.ted.com/lessons/the-surprising-reason-zebras-have-stripes-cella-wright/digdeeper [https://ed.ted.com/lessons/the-surprising-reason-zebras-have-stripes-cella-wright/digdeeper] Animator's website: https://www.sharoncolman.com [https://www.sharoncolman.com] ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! 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, Gerardo Castro, 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 and Weronika Falkowska. Learn more about your ad choices. Visit megaphone.fm/adchoices [https://megaphone.fm/adchoices]

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The most perilous elements on the periodic table - Shannon Odell

Learn more at https://brilliant.org/TedEd [https://brilliant.org/TedEd] -- Within the periodic table loom many potential hazardous elements. Some elements are dangerous due to their toxicity. Others are dangerous because of how they respond, react, or even explode in the outside environment. And perhaps the most threatening elements are those that silently emit energy. So, which substances on the periodic table are the most dangerous? Shannon Odell investigates. Lesson by Shannon Odell, directed by Anton Bogaty. This video made possible in collaboration with Brilliant Learn more about how TED-Ed partnerships work: https://bit.ly/TEDEdPartners [https://bit.ly/TEDEdPartners] Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon [http://bit.ly/TEDEdPatreon] Check out our merch: http://bit.ly/TEDEDShop [http://bit.ly/TEDEDShop] ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter [http://bit.ly/TEDEdNewsletter] Follow us on Facebook: http://bit.ly/TEDEdFacebook [http://bit.ly/TEDEdFacebook] Find us on Twitter: http://bit.ly/TEDEdTwitter [http://bit.ly/TEDEdTwitter] Peep us on Instagram: http://bit.ly/TEDEdInstagram [http://bit.ly/TEDEdInstagram] ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/the-most-dangerous-elements-on-the-periodic-table-shannon-odell [https://ed.ted.com/lessons/the-most-dangerous-elements-on-the-periodic-table-shannon-odell] Dig deeper with additional resources: https://ed.ted.com/lessons/the-most-dangerous-elements-on-the-periodic-table-shannon-odell/digdeeper [https://ed.ted.com/lessons/the-most-dangerous-elements-on-the-periodic-table-shannon-odell/digdeeper] Animator's website: https://antonbogaty.com [https://antonbogaty.com] ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! 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, 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 and Hiroshi Uchiyama. Learn more about your ad choices. Visit megaphone.fm/adchoices [https://megaphone.fm/adchoices]

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What are warts — and how do you treat them? - Cella Wright

Explore the science of how certain HPVs can cause warts, and what you should do if you get one of these bumpy skin growths. -- Throughout history, people have attributed warts to contact with things like sea foam, boiled egg water, and, of course, toads. Fortunately, we now know that warts are not caused by toads, but are actually caused by human papillomaviruses, or HPVs. So, how exactly do HPVs lead to warts? And what should you do if you get one? Cella Wright explores the science of these bumpy skin growths. Lesson by Cella Wright, directed by Anton Bogaty. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://bit.ly/TEDEdPatreon [http://bit.ly/TEDEdPatreon] Check out our merch: http://bit.ly/TEDEDShop [http://bit.ly/TEDEDShop] ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://bit.ly/TEDEdNewsletter [http://bit.ly/TEDEdNewsletter] Follow us on Facebook: http://bit.ly/TEDEdFacebook [http://bit.ly/TEDEdFacebook] Find us on Twitter: http://bit.ly/TEDEdTwitter [http://bit.ly/TEDEdTwitter] Peep us on Instagram: http://bit.ly/TEDEdInstagram [http://bit.ly/TEDEdInstagram] ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/what-are-warts-and-how-do-you-get-rid-of-them-cella-wright [https://ed.ted.com/lessons/what-are-warts-and-how-do-you-get-rid-of-them-cella-wright] Dig deeper with additional resources: https://ed.ted.com/lessons/what-are-warts-and-how-do-you-get-rid-of-them-cella-wright/digdeeper [https://ed.ted.com/lessons/what-are-warts-and-how-do-you-get-rid-of-them-cella-wright/digdeeper] Animator's website: https://antonbogaty.com [https://antonbogaty.com] Music: https://soundgoods.tv [https://soundgoods.tv] ---------------------------------------------- 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. Learn more about your ad choices. Visit megaphone.fm/adchoices [https://megaphone.fm/adchoices]

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jakson The Norse myth that inspired “The Lord of the Rings” - Iseult Gillespie kansikuva

The Norse myth that inspired “The Lord of the Rings” - Iseult Gillespie

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