Sleep -- we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this new TED series, sleep scientist Matt Walker uncovers the facts and secrets behind our nightly slumber. Tune in weekly for better zzz's!
Sleep — we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this new TED series, sleep scientist Matt Walker uncovers the facts and secrets behind our nightly slumber. Tune in weekly for better zzz's!
TED offers scientists and other experts a platform to provide scientific information directly to millions of people around the world. It’s a responsibility we take seriously. First and foremost, that information has to be scientifically credible.
The scientific method
Science isn’t a set of truths written in stone. It’s an approach to discoverin...
Swiss artist and photographer Fabian Oefner is on a mission to make eye-catching art from everyday science. In this charming talk, he shows off some recent psychedelic images, including photographs of crystals as they interact with soundwaves. And, in a live demo, he shows what really happens when you mix paint with magnetic liquid--or when you ...
Naming science as his chief inspiration, Mathieu Lehanneur shows a selection of his ingenious designs -- an interactive noise-neutralizing ball, an antibiotic course in one layered pill, asthma treatment that reminds kids to take it, a living air filter, a living-room fish farm and more.
Physicist Lee Smolin talks about how the scientific community works: as he puts it, "we fight and argue as hard as we can," but everyone accepts that the next generation of scientists will decide who's right. And, he says, that's how democracy works, too.
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.
Every day there are news reports of new health advice, but how can you know if they're right? Doctor and epidemiologist Ben Goldacre shows us, at high speed, the ways evidence can be distorted, from the blindingly obvious nutrition claims to the very subtle tricks of the pharmaceutical industry.
Business in Africa is booming -- but international companies are missing out, says emerging markets expert Nomava Zanazo. Rushing in without knowing their customers, businesses underestimate Africans and make costly assumptions about their diversity, preferences and buying power. Sharing the basics about what companies need to know to succeed on...
TED Studies, created in collaboration with Wiley, are curated video collections — supplemented by rich educational materials — for students, educators and self-guided learners. The Edge of Knowledge explores the fascinating implications of some of science's most perplexing theories: quantum mechanics, general relativity and attempts to unify the...
What if every scientist could share their data as easily as they tweet about their lunch? Michael Nielsen calls for scientists to embrace new tools for collaboration that will enable discoveries to happen at the speed of Twitter.
When you hear the word symmetry, you might think generally of triangles, butterflies, or even ballerinas. But defined scientifically, symmetry is "a transformation that leaves an object unchanged." Huh? Colm Kelleher unpacks this abstract term and explains how animals' distinct symmetries can tell us more about them -- and ourselves.
Artist and marine biologist Guy Harvey painted his first sea creature in school while illustrating Ernest Hemingway's "The Old Man and the Sea." In this inspirational talk, he describes how -- despite an intervening PhD in marine biology -- those early forays into painting drew him away from academia and into a lifelong dedication to causes of m...
WorkLife with Adam Grant
Tuesday, April 13, 2021
GLENNON DOYLE: [00:00:00] My wife, Abby likes to have a lot, just a lot of things. And this includes food. So when Abby orders let's say pizza, we have five people in our family. She might come home with four pizzas. She may come home with five pizzas.
ADAM GRANT: [00:00:18] This is Glennon Doyl...
How much do you really know about the science of sex? Not enough, suggests science communicator Pere Estupinyà. In this fun and educational talk, he describes his own journey into the realm of sexology and its fascinating recent discoveries while making the case that a healthy sex life is contingent on an open mind. In Spanish with subtitles.
Nalini Nadkarni challenges our perspective on trees and prisons -- she says both can be more dynamic than we think. Through a partnership with the state of Washington, she brings science classes and conservation programs to inmates, with unexpected results.
Mathematician Steven Strogatz shows how flocks of creatures (like birds, fireflies and fish) manage to synchronize and act as a unit -- when no one's giving orders. The powerful tendency extends into the realm of objects, too.