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We're All Gonna Die!

But it won't be from germ warfare, runaway nanobots, or shifting magnetic poles. A skeptical guide to Doomsday.

By Gregg Easterbrook

Omigod, Earth's core is about to explode, destroying the planet and everything on it! That is, unless a gigantic asteroid strikes first. Or an advanced physics experiment goes haywire, negating space-time in a runaway chain reaction. Or the sun's distant companion star, Nemesis, sends an untimely barrage of comets our way. Or ...