David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the...

Human beings are works in progress that mistakenly think they're finished. Dan Gilbert shares recent research on a phenomenon he calls the "end of history illusion," where we somehow imagine that the person we are right now is the person...

Inspired by the rising movement against racism in the US, WNBA champion Renee Montgomery made an unexpected decision: she opted out of her dream job. As she says in this stirring talk, she wanted to "make it felt," and that meant turning...

From mice that battle scorpions to microscopic moss piglets that can survive a solar storm, here are 6 of Earth’s most hardcore beings!

John Green teaches you about Voltaire's hugely important Enlightenment novel, Candide. Candide tells a pretty wild story, but for the most part, it's about the best of all possible worlds. Which, spoiler alert, doesn't seem to be the...

Pat Mitchell has nothing left to prove and much less to lose -- she's become a "dangerous woman." Not dangerous as in feared, she says, but fearless: a force to be reckoned with. In this powerful call to action, Mitchell invites all...

Theoretical physicist David Deutsch delivers a mind-bending meditation on the "great monotony" -- the idea that nothing novel has appeared in the universe for billions of years -- and shows how humanity's capacity to create explanatory...

Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and...

Some of the universe's biggest action is a result of its smallest stuff

Does science ruin the magic of life? In this grumpy but charming monologue, Robin Ince makes the argument against. The more we learn about the astonishing behavior of the universe -- the more we stand in awe.

Renowned classical Indian dancer Ananda Shankar Jayant was diagnosed with cancer in 2008. She tells her personal story of not only facing the disease but dancing through it, and gives a performance revealing the metaphor of strength that...

Sir Ken Robinson outlines 3 principles crucial for the human mind to flourish -- and how current education culture works against them. In a funny, stirring talk he tells us how to get out of the educational "death valley" we now face,...

60% of people with dementia wander off, an issue that can prove hugely stressful for both patients and caregivers. In this charming talk, hear how teen inventor Kenneth Shinozuka came up with a novel solution to help his night-wandering...

With her gorgeous, haunting photographs, artist uldus Bakhtiozina documents dreams, working with daily life as she imagines it could be. She creates everything in her work by hand -- from costumes to stages -- without digital...

TeD Fellow Zubaida Bai works with medical professionals, midwives and mothers to bring dignity and low-cost interventions to women's health care. In this quick, inspiring talk, she presents her clean birth kit in a purse, which contains...

Exoplanets are being discovered in the habitable zone to sustain life as we know it. Could water be found on the closest exoplanet to us?

Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land.

Hank gives us an inclusive overview of how everything in the universe is thought to have begun, and how cosmologists predict it will all come to an end. Now get happy!

Though people are most familiar with Plato's fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scientists to help us understand the lives of our ancestors, the...

What happens when you send a duck, a rooster and a sheep with monkeys and dogs into space? Scientists had to find out -- and for decades, they've been studying life in space with the help of some crawly, wiggly, fluttery, furry friends.

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Plants are amazing machines -- for millions of years, they've taken carbon dioxide out of the air and stored it underground, keeping a crucial check on the global climate. Plant geneticist Joanne Chory is working to amplify this special...

Sometimes, in order to learn something, you've got to punch a giant asteroid.

Beasts of No Nation is available to stream on Netflix (as it is a Netflix release). Some films are about war, some films are about kids, but some films are about kids during a time of war. Even more upsetting are films about kids who...