Ce monde à inventer !

Bill Gross has founded a lot of startups, and incubated many others — and he got curious about why some succeeded and others failed. So he gathered data from hundreds of companies, his own and other people's, and ranked each company on five key factors. He found one factor that stands out from the others...

What we think of as 3D printing, says Joseph DeSimone, is really just 2D printing over and over ... slowly. Onstage at TED2015, he unveils a bold new technique — inspired, yes, by Terminator 2 — that's 25 to 100 times faster, and creates smooth, strong parts. Could it finally help to fulfill the tremendous promise of 3D printing ?..

TED | Vancouver : "Rob Knight is a pioneer in studying human microbes, the community of tiny single-cell organisms living inside our bodies that have a huge -and largely unexplored- role in our health. The three pounds of microbes that you carry around with you might be more important than every single gene you carry around in your genome, he says. Find out why...

Swallowing pills to get medication is a quick, painless and often not entirely effective way of treating disease. A potentially better way ? Lasers. In this passionate talk, TED Fellow Patience Mthunzi explains her idea to use lasers to deliver drugs directly to cells infected with HIV. It's early days yet, but could a cure be on the horizon ?..

Did you know that you're 13 times more likely to laugh if you're with somebody else than if you're alone ? Cognitive neuroscientist Sophie Scott shares this and other surprising facts about laughter in this fast-paced, action-packed and, yes, hilarious dash through the science of the topic...

TED : "Architecture is not about math or zoning ; it's about visceral emotions says Marc Kushner. In a sweeping -often funny- talk, he zooms through the past thirty years of architecture to show how the public, once disconnected, have become an essential part of the design process. With the help of social media, feedback reaches architects years before a building is even created. The result? Architecture that will do more for us than ever before...