In Phil Plait’s talk from TEDxBoulder, “How to defend earth from asteroids,” he astonishes the audience, sharing how a single rock hurtling through space could damage our civilization as we know it. This weekend, TED Weekends on the Huffington Post features Plait’s spine-tingling talk. Below, some of our favorite essays from this edition, about those big […]
Featured topic: Live from TEDGlobal 2013
Matters of the heart: RuthAnne at TEDGlobal 2013 June 14, 2013
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