This green roof and farm offer a Swiss army knife of solutions — flood control, solar energy, fresh produce, green space for city dwellers, jobs, learning opportunities, and more — to some of our most pressing urban problems. Landscape architect Kotchakorn Voraakhom tells us how it works.

If we want the people in our lives to put down their steak knives and seriously consider changing their diets, we need to change the conversations we’re having with them, says food innovator Bruce Friedrich. Here’s what to say — and what not to say. 

Everyone likes to talk about their victories. But what about the hurdles they overcame to achieve them? Below, 11 TED Fellows open up.

We asked TED speakers, TED-Ed educators and TED Fellows: “What books would you bring with you to a desert island?” In their deliciously diverse responses, you’ll find there’s something for every kind of reader.

Photographer Eman Mohammed captures the daily lives of incarcerated women and their children at one of the United States’ rare residential parenting programs.

If we want to effectively respond to climate change, we must understand the complex connections that exist between humans and ice. These relationships deserve our attention and respect, says glaciologist M Jackson.

Someday, solar panels may be light and cheap enough that they could be hung on a clothesline, thanks to a synthetic mineral called perovskite. Physicist Sam Stranks explains the solar-powered science and the challenges that stand in its way.