After bringing her son to a summer camp for gender-nonconforming children, photographer Lindsay Morris launched a project to share the campers' stories with the world. One of them, Reed J. Williams, is now a powerful advocate for...

In the future, humans will likely die of a very different suite of causes than we do now, thanks to advances in healthcare, an aging population, and changes in the environment.

Though he was descended from some of the world's most successful conquerors, Babur struggled to gain a foothold among the many other ambitious princes in Central Asia. So he turned his attention to India, where his descendants stayed and...

Winter is upon us, and for many that includes snow! And although snowflakes are ice crystals that become flakes under the right conditions, they also have mysteries that can be less simple to explain!

Economics writer Tim Harford studies complex systems -- and finds a surprising link among the successful ones: they were built through trial and error. In this sparkling talk from TEDGlobal 2011, he asks us to embrace our randomness and...

In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to...

A blank spot on a digital map can signal much more than a gap in data -- it can mean something is being intentionally hidden. Sharing the remarkable discovery of massive alleged detention camps in Xinjiang, China, Pulitzer Prize-winning...

Cú Chulainn, hero of Ulster, stood at the ford at Cooley, ready to face an entire army single handedly— all for the sake of a single bull. The army in question belonged to Queen Meadhbh of Connaught. Enraged at her husband's possession...

Hidden beneath Greenland’s ice and powered by a nuclear reactor, Camp Century made for an interesting US military base. But life under the ice came with unique struggles; and although it wasn’t mainly constructed for science, the base...

As dawn breaks over a moveable city of ten thousand yurts, Queen Boraqchin readies her kingdom for departure to their summer camping grounds. While her husband, the grandson of Genghis Khan, is out raiding, she juggles the duties of...

This is the first-ever video of what we're calling the "hermit crab caterpillar"! We're pretty sure this strange caterpillar is a NEW SPECIES. We went to the Peruvian Amazon to see amazing things, but we never expected this :) But that...

We have seen advances in every aspect of our lives -- except our humanity, says Luma Mufleh, a Jordanian immigrant and Muslim of Syrian descent who founded the first accredited school for refugees in the United States. Mufleh shares...

This talk paints the funny and touching story of a little boy who pursued a simple passion: to draw and write stories. With the help of a supporting cast of family and teachers, Jarrett J. Krosoczka tells how he grew up to create beloved...

Giles Duley gave up a life of glamour and celebrity as a fashion photographer to travel the world and document the stories of the forgotten and marginalized. While on assignment in Afghanistan he stepped on a landmine, a horrific event...

Today's refugee crisis is the biggest since World War II, and it's growing. When this talk was given, 50 million people had been forcefully displaced from their homes by conflict and war; now the number is 65.3 million. There were 3...

When two bodies wearing identical wetsuits washed ashore in Norway and the Netherlands, journalist Anders Fjellberg and photographer Tomm Christiansen started a search to answer the question: who were these people? What they found and...

They've been called the "saints of Somalia." Doctor Hawa Abdi and her daughter Deqo Mohamed discuss their medical clinic in Somalia, where -- in the face of civil war and open oppression of women -- they've built a hospital, a school and...

Paul Andersen explains how changes in the signal transduction pathway can affect organisms. He begins with a brief discussion of the tetrodotoxin produced by the California Newt and then explains how anthrax affects adenylate cyclase...

Human migration is both inevitable and growing. What are we as a global community doing to address it? asks human rights lawyer Becca Heller, who believes that every refugee and migrant deserves a safe pathway to resettlement. Through...

After fleeing war-torn South Sudan as a child, Mary Maker found security and hope in the school at Kenya's Kakuma Refugee Camp. Now a teacher of young refugees herself, she sees education as an essential tool for rebuilding lives -- and...

In this live drawing performance and poignant autobiographical journey, author and illustrator Jarrett J. Krosoczka sketches some life-shaping moments, showing us how drawing and storytelling can help us honor and remain close to those...

There are many stories that can be told about World War II, from the tragic to the inspiring. But perhaps one of the most heart-rending experiences was that of the Akune family, divided by the war against each other, and against their...

Holocaust survivor Werner Reich recounts his harrowing adolescence as a prisoner transported between concentration camps -- and shares how a small, kind act can inspire a lifetime of compassion. "If you ever know somebody who needs help,...

Paul Andersen explains how signal transmission is used to alter both cellular function and gene expression. He uses the example of epinephrine release in humans and how it is used in the fight or flight response. Epinephrine causes...