The end is nigh. Only, on which nigh should we rely? According to billboards, Judgment Day is in May and the end of the world follows months later. But other authorities claim 2012 as the apocalyptic year, as predicted by the ancient Mayans. It’s a busy time for doomsday prophecy.

Find out what’s driving these pessimistic predictions and whether it’s time to cash in your stock portfolio.

Meanwhile, a survey of the real threats to Earth, and indeed to the universe, from asteroids, exploding stars, or a big cosmic rip. And the lingering menace of atomic weapons... Is nuclear war inevitable or can intelligence and political will forestall atomic Armageddon?

Finally, why everything’s going to be alright! An optimist’s tour of the future.

It’s Skeptic Check, our monthly look at critical thinking on Are We Alone.

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