In the face of artificial intelligence and machine learning, we need a new radical humanism, says Tim Leberecht. For the self-described "business romantic," this means designing organizations and workplaces that celebrate authenticity instead of efficiency and questions instead of answers. Leberecht proposes four (admittedly subjective) principl...

In a disturbing — but fascinating — walk through history, Frances Larson examines humanity's strange relationship with public executions … and specifically beheadings. As she shows us, they have always drawn a crowd, first in the public square and now on YouTube. What makes them horrific and compelling in equal measure?

For the past 20 years, photographer and TED Fellow Jon Lowenstein has documented the migrant journey from Latin America to the United States, one of the largest transnational migrations in world history. Sharing photos from his decade-long project "Shadow Lives USA," Lowenstein takes us into the inner worlds of the families escaping poverty and ...

One night in 2002, a friend gave Jorge Drexler the chorus to a song and challenged him to write the rest of it using a complex, poetic form known as the "Décima." In this fascinating talk, Drexler examines the blended nature of identity, weaving together the history of the Décima with his own quest to write one. He closes the talk with a perform...

Gayla Benefield was just doing her job -- until she uncovered an awful secret about her hometown that meant its mortality rate was 80 times higher than anywhere else in the US. But when she tried to tell people about it, she learned an even more shocking truth: People didn't want to know. In a talk that's part history lesson, part call-to-action...

Ursus Wehrli shares his vision for a cleaner, more organized, tidier form of art -- by deconstructing the paintings of modern masters into their component pieces, sorted by color and size.

Chip Kidd doesn't judge books by their cover, he creates covers that embody the book -- and he does it with a wicked sense of humor. In this deeply felt (and deeply hilarious) talk, he shares the art and the philosophy behind his cover designs. (This talk is from The Design Studio session at TED2012, guest-curated by Chee Pearlman and David Rock...

What job is best for a young man who's been a tennis ace, a cross-country traveler, a chemistry nerd and an NFL draftee? How about ... astronaut? Leland Melvin tells the story of the challenges he's accepted and the opportunities he's seized -- and how they led him to the International Space Station and a whole new perspective of life on earth. ...

More barriers exist now than at the end of World War II, says designer Alexandra Auer. And when you erect one wall, you unwittingly create a second -- an "us" versus "them" partition in the mind that compromises our collective safety. With intriguing results from her social design project focused on two elementary schools separated by a fence, A...

Artist Sam Van Aken shares the breathtaking work behind the "Tree of 40 Fruit," an ongoing series of hybridized fruit trees that grow 40 different varieties of peaches, plums, apricots, nectarines and cherries -- all on the same tree. What began as an art project to showcase beautiful, multi-hued blossoms has become a living archive of rare heir...

When Gastón Acurio started his now world-famous restaurant Astrid & Gastón in the 1990s, no one suspected that he would elevate the Peruvian home-cooking he grew up with to haute cuisine. Nearly thirty years and a storied career later, the chef wants the rest of us to embrace our culinary roots and transform the world with the meals we prepa...

"Globalization is on its deathbed," says economist Mike O'Sullivan. The question now is: What's next? Tracing the historical successes and failures of globalization, O'Sullivan forecasts a new world order where countries come together over shared values rather than geography. Learn how big regional powers like the United States and China will be...

Before entering the world of financial journalism, Gillian Tett was a cultural anthropologist who studied how the past influences our present thoughts and behaviors. In an entertaining talk, she shows how you can use an anthropological outlook to see the world with fresh eyes -- and welcome new and different cultural truths into your life.

How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand why we do what we do, neuroscientist Robert Sapolsky looks at extreme context, examining actions on timescales from seconds to millions of years before they occurred. In this fascinating talk, he shares his cutting edge research into the biology th...

The common thinking on biological sex goes like this: females have two X chromosomes in their cells, while males have one X and one Y. In this myth-busting talk, science writer and podcaster Molly Webster shows why the so-called "sex chromosomes" are more complicated than this simple definition -- and reveals why we should think about them diffe...

What's stopping the American government from recording your phone calls, reading your emails and monitoring your location? Very little, says surveillance and cybersecurity counsel Jennifer Granick. The government collects all kinds of information about you easily, cheaply and without a warrant -- and if you've ever participated in a protest or a...

Do our smells make us sexy? Popular science suggests yes — pheromones send chemical signals about sex and attraction from our armpits to potential mates. But, despite what you might have heard, there is no conclusive research confirming that humans have these smell molecules. In this eye-opening talk, zoologist Tristram Wyatt explains the fundam...

Bees are dying off in record numbers, but ecologist Noah Wilson-Rich is interested in something else: Where are bees healthy and thriving? To find out, he recruited citizen scientists across the US to set up beehives in their backyards, gardens and rooftops. Learn how these little data factories are changing what we know about the habitats bees ...

Can technology make people safer from threats like violent extremism, censorship and persecution? In this illuminating talk, technologist Yasmin Green details programs pioneered at Jigsaw (a unit within Alphabet Inc., the collection of companies that also includes Google) to counter radicalization and online harassment -- including a project tha...

In this funny and blunt talk, Larry Smith pulls no punches when he calls out the absurd excuses people invent when they fail to pursue their passions.

What would Immanuel Kant say about a fender bender? In a surprisingly funny trip through the teachings of some of history's great philosophers, TV writer and producer Michael Schur (from hit shows like "The Office" and "The Good Place") talks through how to confront life's moral dilemmas -- and shows how understanding ethical theories can help y...

What do you get when you give a design tool a digital nervous system? Computers that improve our ability to think and imagine, and robotic systems that come up with (and build) radical new designs for bridges, cars, drones and much more -- all by themselves. Take a tour of the Augmented Age with futurist Maurice Conti and preview a time when rob...

At TED2010, mathematics legend Benoit Mandelbrot develops a theme he first discussed at TED in 1984 -- the extreme complexity of roughness, and the way that fractal math can find order within patterns that seem unknowably complicated.

Michael Anti (aka Jing Zhao) has been blogging from China for 12 years. Despite the control the central government has over the Internet -- "All the servers are in Beijing" -- he says that hundreds of millions of microbloggers are in fact creating the first national public sphere in the country's history, and shifting the balance of power in une...

Four decades ago, Judith Heumann helped to lead a groundbreaking protest called the Section 504 sit-in -- in which disabled-rights activists occupied a federal building for almost a month, demanding greater accessibility for all. In this personal, inspiring talk, Heumann tells the stories behind the protest -- and reminds us that, 40 years on, t...

From the stage to everyday life, theater educator Jo Michael Rezes studies queer identity and the spectrum of gender performance — in its success and failure. Aided by a delightful introduction of campy charm, Rezes explores the freeing potential of playing with gender to better understand ourselves, each other and the spaces we inhabit.

The Pirate Party fights for transparency, anonymity and sensible copyright laws. At TEDxOslo, Rick Falkvinge explains how he became the leader of Europe's tech-driven political party, which so far has won 17 seats across national parliaments in Europe.

Planetary scientist Carolyn Porco shows images from the Cassini voyage to Saturn, focusing on its largest moon, Titan, and on frozen Enceladus, which seems to shoot jets of ice.

Zambia-born filmmaker Franco Sacchi tours us through Nollywood, Nigeria's booming film industry (the world's 3rd largest). Guerrilla filmmaking and brilliance under pressure from crews that can shoot a full-length feature in a week.

The place that travel writer Pico Iyer would most like to go? Nowhere. In a counterintuitive and lyrical meditation, Iyer takes a look at the incredible insight that comes with taking time for stillness. In our world of constant movement and distraction, he teases out strategies we all can use to take back a few minutes out of every day, or a fe...