Most popular TED-Ed animations of 2025

Dig into what circumstances allow for an accidentally amputated limb to be reattached, and what options you have when it can't be. -- In order to reattach a severed limb after an accident, a number of things need to go right— and quickly. A clean cut, properly preserving the limb, and getting it to a skilled surgeon in time are just a few of these challenges. And unfortunately, there are countless complications that come up with most accidental amputations. So, when is limb reattachment possible? Jason Hoellwarth investigates. Lesson by Jason Hoellwarth, directed by Denys Spolitak. 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 Twi

Dig into what circumstances allow for an accidentally amputated limb to be reattached, and what options you have when it can't be. -- In order to reattach a severed limb after an accident, a number of things need to go right— and quickly. A clean cut, properly preserving the limb, and getting it to a skilled surgeon in time are just a few of these challenges. And unfortunately, there are countless complications that come up with most accidental amputations. So, when is limb reattachment possible? Jason Hoellwarth investigates. Lesson by Jason Hoellwarth, directed by Denys Spolitak. 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 Twi

Dig into what circumstances allow for an accidentally amputated limb to be reattached, and what options you have when it can't be. -- In order to reattach a severed limb after an accident, a number of things need to go right— and quickly. A clean cut, properly preserving the limb, and getting it to a skilled surgeon in time are just a few of these challenges. And unfortunately, there are countless complications that come up with most accidental amputations. So, when is limb reattachment possible? Jason Hoellwarth investigates. Lesson by Jason Hoellwarth, directed by Denys Spolitak. 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 Twi

Dig into what circumstances allow for an accidentally amputated limb to be reattached, and what options you have when it can't be. -- In order to reattach a severed limb after an accident, a number of things need to go right— and quickly. A clean cut, properly preserving the limb, and getting it to a skilled surgeon in time are just a few of these challenges. And unfortunately, there are countless complications that come up with most accidental amputations. So, when is limb reattachment possible? Jason Hoellwarth investigates. Lesson by Jason Hoellwarth, directed by Denys Spolitak. 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 Twi

Learn more at https://brilliant.org/TedEd -- In one of Aesop’s fables, a crow is searching for water. It spies a pitcher— but the water inside is beyond its reach. So, the crow begins dropping in pebbles. One-by-one, they displace the water, and the crow quenches its thirst. This is just one of many fascinating displays of intelligence from corvids. Katharina Brecht digs into what makes this bold, brainy family of songbirds so smart. Lesson by Katharina Brecht, directed by Irida Zhonga. This video made possible in collaboration with Brilliant 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:

Learn more at https://brilliant.org/TedEd -- In one of Aesop’s fables, a crow is searching for water. It spies a pitcher— but the water inside is beyond its reach. So, the crow begins dropping in pebbles. One-by-one, they displace the water, and the crow quenches its thirst. This is just one of many fascinating displays of intelligence from corvids. Katharina Brecht digs into what makes this bold, brainy family of songbirds so smart. Lesson by Katharina Brecht, directed by Irida Zhonga. This video made possible in collaboration with Brilliant 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:

Learn more at https://brilliant.org/TedEd -- In one of Aesop’s fables, a crow is searching for water. It spies a pitcher— but the water inside is beyond its reach. So, the crow begins dropping in pebbles. One-by-one, they displace the water, and the crow quenches its thirst. This is just one of many fascinating displays of intelligence from corvids. Katharina Brecht digs into what makes this bold, brainy family of songbirds so smart. Lesson by Katharina Brecht, directed by Irida Zhonga. This video made possible in collaboration with Brilliant 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:

Learn more at https://brilliant.org/TedEd -- In one of Aesop’s fables, a crow is searching for water. It spies a pitcher— but the water inside is beyond its reach. So, the crow begins dropping in pebbles. One-by-one, they displace the water, and the crow quenches its thirst. This is just one of many fascinating displays of intelligence from corvids. Katharina Brecht digs into what makes this bold, brainy family of songbirds so smart. Lesson by Katharina Brecht, directed by Irida Zhonga. This video made possible in collaboration with Brilliant 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:

Explore how saunas can affect your body, and dig into the health benefits and limitations of this millennia-old tradition. -- Finnish sauna, Roman balneae, Japanese onsen, and Indigenous American sweat lodges are just a few examples of how cultures across the globe have long considered exposure to extreme temperatures therapeutic. But today scientists are only just beginning to unravel how and why this may be the case. So, what exactly is happening in your body when you feel the heat? Max G. Levy investigates. Lesson by Max G. Levy, directed by Noam Sussman, Ali Kellner, Homework Studio. 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

Explore how saunas can affect your body, and dig into the health benefits and limitations of this millennia-old tradition. -- Finnish sauna, Roman balneae, Japanese onsen, and Indigenous American sweat lodges are just a few examples of how cultures across the globe have long considered exposure to extreme temperatures therapeutic. But today scientists are only just beginning to unravel how and why this may be the case. So, what exactly is happening in your body when you feel the heat? Max G. Levy investigates. Lesson by Max G. Levy, directed by Noam Sussman, Ali Kellner, Homework Studio. 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