Petra Bartosiewicz is a freelance writer living in New York City. Her forthcoming book, "The Best Terrorists We Could Find," is an investigation of terrorism...

Over two-thirds of Indians live in rural villages. For those 740 million people, earning less than 2 dollars a day, access to healthcare remains an issue. No...

This training module provides a hands-on approach to sustainable agriculture presented by leaders in the field: a University Extension Service Director, a Pr...

How do we make sense of today's political divisions? In a wide-ranging conversation full of insight, historian Yuval Harari places our current turmoil in a broader context, against the ongoing disruption of our technology, climate, media -- even our notion of what humanity is for. This is the first of a series of TED Dialogues, seeking a thoughtful response to escalating political divisiveness. Make time (just over an hour) for this fascinating discussion between Harari and TED curator Chris Anderson.

What to Do Before an Earthquake • Make sure you have a fire extinguisher, first aid kit, a battery-powered radio, a flashlight, and extra batteries at home o...

IMSI catchers are portable surveillance tools used for spying on thousands of phones in a targeted area, tracking their location and even intercepting calls,...