We’re all familiar with satellite imagery, but what we might not know is that much of it is out of…
In this thoughtful talk, David Puttnam asks a big question about the media: Does it have a moral imperative to…
Sure, we all want to help create a sustainable world, but there’s a hidden group that could help make progress…
As the world’s cities boom, so does inequality: Wealthy neighborhoods and impoverished slums grow side by side, the gap between…
Animal behavior isn’t complicated, but it is complex. Nicolas Perony studies how individual animals — be they Scottish terriers, bats…
One hundred sixty years after the invention of the needle and syringe, we’re still using them to deliver vaccines; it’s…
We’ve made incredible advances in technology in recent years, but too often it seems only certain fortunate people can benefit.…
How do you read a two-thousand-year-old manuscript that has been erased, cut up, written on and painted over? With a…
McKenna Pope’s younger brother loved to cook, but he worried about using an Easy-Bake Oven — because it was a…
Online Courses 101 (6 TED Talks) What can happen when we bring education online … and open it up to…