Stephen Petranek

Your kids might live on Mars. Here's how they'll survive

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It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In this provocative talk, Petranek makes the case that humans will become a spacefaring species and describes in fascinating detail how we'll make Mars our next home. "Humans will survive no matter what happens on Earth," Petranek says. "We will never be the last of our kind."

About the speaker
Stephen Petranek · Technology forecaster

Stephen Petranek untangles emerging technologies to predict which will become fixtures of our future lives — and which could potentially save them.

Stephen Petranek untangles emerging technologies to predict which will become fixtures of our future lives — and which could potentially save them.