ALERT: Talk contains graphic sexual language

At TED2009, audience member Cindy Gallop gave a 4-minute presentation that became one of the event's most talked about. Speaking from her personal experience, she argued that hardcore pornography had distorted the way a generation of young men think about sex, and talked about...

Photographer James Balog shares new image sequences from the Extreme Ice Survey, a network of time-lapse cameras recording glaciers receding at an alarming rate, some of the most vivid evidence yet of climate change.

To see the natural world through James Balog's lens is to see it as an artist...

Talking at the US State Department this summer, Hans Rosling uses his fascinating data-bubble software to burst myths about the developing world. Look for new analysis on China and the post-bailout world, mixed with classic data shows.

As a doctor and researcher, Hans Rosling identified a new paralytic disease induced...

UK Prime Minister Gordon Brown was a surprise speaker in the first session of the TEDGlobal Conference in Oxford. In his news-making talk (see below), he argued that we've reached a unique moment in human history: we can use today's interconnectedness to develop our shared global ethic -- and work...

Chris Anderson calls it "the biggest story at TED since we started putting our talks online": The TED Open Translation Project launches today.

A year in the making, the TED Open Translation Project brings TEDTalks beyond the English-speaking world, by offering subtitles, time-coded transcripts,...

Virus hunter Nathan Wolfe is outwitting the next pandemic by staying two steps ahead: discovering new, deadly viruses where they first emerge -- passing from animals to humans among poor subsistence hunters in Africa -- before they claim millions of lives.

Armed with blood samples, high-tech tools and a small...

Virus hunter Nathan Wolfe is outwitting the next pandemic by staying two steps ahead: discovering new, deadly viruses where they first emerge -- passing from animals to humans among poor subsistence hunters in Africa -- before they claim millions of lives.

Armed with blood samples, high-tech tools and a small...

In this brief talk, Saul Griffith unveils the invention his new company Makani Power has been working on: giant kite turbines that create surprising amounts of clean, renewable energy.

Innovator and inventor Saul Griffith has a uniquely open approach to problem solving. Whether he's devising a way to slash the...

Researcher Kamal Meattle shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air.

Kamal Meattle has a vision to reshape commercial building in India using principles of green architecture and sustainable upkeep (including an air-cleaning...

The Teresa Carreño Youth Orchestra contains the best high school musicians from Venezuela's life-changing music program, El Sistema. Led here by Gustavo Dudamel, they play Shostakovich's Symphony No. 10, 2nd movement, and Arturo Márquez' Danzón No. 2.

The Teresa Carreño Youth Orchestra (Sinfónica Juvenil Teresa Carreño) is the national high...

Barry Schwartz makes a passionate call for "practical wisdom" as an antidote to a society gone mad with bureaucracy. He argues powerfully that rules often fail us, incentives often backfire, and practical, everyday wisdom will help rebuild our world.

In his 2004 book The Paradox of Choice, Barry Schwartz tackles...

Elizabeth Gilbert muses on the impossible things we expect from artists and geniuses -- and shares the radical idea that, instead of the rare person "being" a genius, all of us "have" a genius. It's a funny, personal and surprisingly moving talk.

Elizabeth Gilbert faced down a ­premidlife crisis by...

Bill Gates hopes to solve some of the world's biggest problems using a new kind of philanthropy. In a passionate and, yes, funny 18 minutes, he asks us to consider two big questions and how we might answer them.

Bill Gates is founder and former CEO of Microsoft. A...

TED follows Nicholas Negroponte to Colombia as he delivers laptops inside territory once controlled by guerrillas. His partner? Colombia's Defense Department, who see One Laptop per Child as an investment in the region. (And you too can get involved.)

A pioneer in the field of computer-aided design, Negroponte was perhaps...

Dan Gilbert presents research and data from his exploration of happiness -- sharing some surprising tests and experiments that you can also try on yourself.

Gilbert says our beliefs about what will make us happy are often wrong -- a premise he supports with intriguing research, and explains in...