Why school should start later for teens | Wendy Troxel
Teens don't get enough sleep, and it's not because of Snapchat, social lives or hormones -- it's because of public policy, says Wendy Troxel. Drawing from her experience as a sleep researcher, clinici...
18 Maj 201710min
What makes life worth living in the face of death | Lucy Kalanithi
In this deeply moving talk, Lucy Kalanithi reflects on life and purpose, sharing the story of her late husband, Paul, a young neurosurgeon who turned to writing after his terminal cancer diagnosis. "E...
16 Maj 201716min
3 principles for creating safer AI | Stuart Russell
How can we harness the power of superintelligent AI while also preventing the catastrophe of robotic takeover? As we move closer toward creating all-knowing machines, AI pioneer Stuart Russell is work...
15 Maj 201717min
Thoughts on humanity, fame and love | Shah Rukh Khan
"I sell dreams, and I peddle love to millions of people," says Shah Rukh Khan, Bollywood's biggest star. In this charming, funny talk, Khan traces the arc of his life, showcases a few of his famous da...
12 Maj 201717min
How human noise affects ocean habitats | Kate Stafford
Oceanographer Kate Stafford lowers us into the sonically rich depths of the Arctic Ocean, where ice groans, whales sing to communicate over vast distances -- and climate change and human noise threate...
12 Maj 201712min
The biology of our best and worst selves | Robert Sapolsky
How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand why we do what we do, neuroscientist Robert Sapolsky looks at extreme context, examining actions on t...
9 Maj 201715min
The future we're building -- and boring | Elon Musk
Elon Musk discusses his new project digging tunnels under LA, the latest from Tesla and SpaceX and his motivation for building a future on Mars in conversation with TED's Head Curator, Chris Anderson....
30 Apr 201740min
Science in service to the public good | Siddhartha Roy
We give scientists and engineers great technical training, but we're not as good at teaching ethical decision-making or building character. Take, for example, the environmental crisis that recently un...
25 Apr 201714min
