700 million people still live without electri...

When was the last time you just ... played? Creative health scientist Katina Bajaj thinks adults are in a "play deprivation crisis," where we've replaced our fun-loving human nature with optimization and efficiency. She makes the case that play isn't a reward for productivity but ...  Show more

Jacob Collier walks onstage to conduct an orchestra ... but none of the musicians know what song they're about to play. In a joyful experiment in live music-making, Collier pieces together an iconic song with the VSO School of Music Orchestra (and a little help from the audience ...  Show more

What if saving lives and growing a company went hand in hand? Public health expert Myriam Sidibe thinks many businesses are going about social impact all wrong — and leaving millions of dollars on the table at the same time. Drawing from decades of experience, she reveals a playb ...  Show more

In 2014, the world’s second largest coal consumer made a bold promise: to increase its solar capacity from three gigawatts to 100 gigawatts in just eight years. Many people called it overly ambitious, but energy expert Kanika Chawla saw the opportunity of a lifetime. She tells th ...  Show more

Michael Benton looks at the potential effects of climate change on mass extinction. Rich scientific evidence comes from the history of life on Earth -- we just have to ask the right questions to find it. This talk was filmed at TEDxThessaloniki. All TEDx events are organized inde ...  Show more

On social media, enragement is often used to drive engagement. But what if the algorithm was tuned to what makes us feel good? As the CEO of Pinterest, Bill Ready is leading changes to his platform in the hopes of inspiring change in the tech industry. He and Adam examine steps f ...  Show more