Phil Plait blogs at Bad Astronomy, where he deconstructs misconceptions and explores the wonder of the universe.

Why you should listen

Phil Plait is the Bad Astronomer. Not a bad astronomer, but a blogger for Slate who debunks myths and misconceptions about astronomy -- and also writes about the beauty, wonder and importance of fundamental research.

He worked for six years on the Hubble Space Telescope, and directed public outreach for the Fermi Gamma-ray Space Telescope. He is a past president of the James Randi Educational Foundation, and was the host of Phil Plait's Bad Universe, a documentary series on the Discovery Channel.

Read more from Phil Plait in the Huffington Post's special TEDWeekends feature, "Asteroids: Getting Ready" >>

What others say

“I now know how many gallons of milk would be produced by a supernova, and that experiencing death by asteroid has a 1 in 700,000 chance of happening per lifetime.” — Nancy Atkinson, Universe Today

Phil Plait’s TED talk

Phil Plait on the TED Blog


TED Weekends: A meditation on asteroids

December 23, 2012

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 […]

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Quotes from Phil Plait

If you took every nuclear weapon ever built at the height of the Cold War, lumped them together and blew them up at the same time, that would be one one-millionth of the energy released at that moment.
Phil Plait
TEDxBoulder 2011 • 1.8M views Nov 2011
Funny, Fascinating