Cover art for podcast TED Radio Hour

TED Radio Hour

150 EpisodesProduced by NPRWebsite

Guy Raz explores the emotions, insights, and discoveries that make us human. The TED Radio Hour is a narrative journey through fascinating ideas, astonishing inventions, fresh approaches to old problems, and new ways to think and create.

53:08

The Next Frontier

Colonizing Mars or more distant planets seems like science fiction. But becoming a spacefaring species may be in our near future. This hour, TED speakers on living beyond Earth--and whether we should. Guests include NASA Chief Scientist James Green, science writer Stephen Petranek, MIT Media Lab researcher Lisa Nip, and astronomer Lucianne Walkowicz.

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