James Hansen: Why I Must Speak Out About Climate Change
Top climate scientist James Hansen tells the story of his involvement in the science of and debate over global climate change. In doing so he outlines the overwhelming evidence that change is happening and why that makes him deeply worried about the future.
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Gotta Share! The Musical
For our latest mission, a musical breaks out at the GEL Conference in New York. A speaker is suddenly interrupted by a man who refuses to turn off his cell phone. This is the fourth in our series of Spontaneous Musical projects.
AJ Jacobs: How Healthy Living Nearly Killed Me
For a full year, AJ Jacobs followed every piece of health advice he could -- from applying sunscreen by the shotglass to wearing a bicycle helmet while shopping. Onstage at TEDMED, he shares the surprising things he learned.
Seth Shostak: ET is (Probably) Out There -- Get Ready
Dr. Seth Shostak participates in the search for extraterrestrial life at the SETI Institute. He believes ET is out there, and there is a good chance we will discover him soon.
Why Good Leaders Make You Feel Safe
What makes a great leader? Management theorist Simon Sinek suggests, it's someone who makes their employees feel secure, who draws staffers into a circle of trust. But creating trust and safety - especially in an uneven economy - means taking on big responsibility.
Pamela Meyer: How to Spot a Liar
On any given day we're lied to from 10 to 200 times, and the clues to detect those lie can be subtle and counter-intuitive. Pamela Meyer, author of Liespotting, shows the manners and "hotspots" used by those trained to recognize deception -- and she argues honesty is a value worth preserving.