Talking to Aliens

November 14, 2014 5:13 PM

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What do you say to a space alien? This question might not be the foremost puzzle in your life, but it was the subject of a lively two-day conference at California's SETI Institute this week.

Here's why. A decade of research by astronomers now suggests that a trillion planets dot the Milky Way. It takes a real Debbie Downer to believe that they're all as dead as the Equal Rights Amendment. Unless Earth is special beyond reason, you can confidently assume there are plenty of societies out...

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