TED

What I learned as a prisoner in North Korea | Euna Lee

In March 2009, North Korean soldiers captured journalist Euna Lee and her colleague Laura Ling while they were shooting a documentary on the border...

3 fears about screen time for kids -- and why they're not true | Sara DeWitt

We check our phones upwards of 50 times per day -- but when our kids play around with them, we get nervous. Are screens ruining childhood? Not...

What teen pregnancy looks like in Latin America | Christian Rodríguez

Christian Rodríguez is a photographer and filmmaker -- and the son of a teenage mother. For the past five years, he has documented teen pregnancy...

The warmth and wisdom of mud buildings | Anna Heringer

"There are a lot of resources given by nature for free -- all we need is our sensitivity to see them and our creativity to use them," says...

Future tech will give you the benefits of city life anywhere | Julio Gil

Don't believe predictions that say the future is trending towards city living. Urbanization is actually reaching the end of its cycle, says...

How to build a company where the best ideas win | Ray Dalio

What if you knew what your coworkers really thought about you and what they were really like? Ray Dalio makes the business case for using radical...

Why people of different faiths are painting their houses of worship yellow | Nabila Alibhai

Divisions along religious lines are deepening, and we're doubting more and more how much we have in common. How can we stand boldly and visibly...

The fascinating secret lives of giant clams | Mei Lin Neo

When you think about the deep blue sea, you might instantly think of whales or coral reefs. But spare a thought for giant clams, the world's...

Would you live in a floating city in the sky? (with English subtitles) | Tomás Saraceno

(Full English subtitles are available for this talk -- click the CC button in the bottom right of your screen to turn subtitles on.) In a...

How young people join violent extremist groups -- and how to stop them | Erin Marie Saltman

Terrorists and extremists aren't all naturally violent sociopaths -- they're deliberately recruited and radicalized in a process that doesn't fit...

A smog vacuum cleaner and other magical city designs | Daan Roosegaarde

Daan Roosegaarde uses technology and creative thinking to produce imaginative, earth-friendly designs. He presents his latest projects -- from the...

How your pictures can help reclaim lost history | Chance Coughenour

Digital archaeologist Chance Coughenour is using pictures -- your pictures -- to reclaim antiquities that have been lost to conflict and disaster....

How the US government spies on people who protest -- including you | Jennifer Granick

What's stopping the American government from recording your phone calls, reading your emails and monitoring your location? Very little, says...

The boost students need to overcome obstacles | Anindya Kundu

How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-itiveness aren't enough; students also need to...