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Life On Another Planet?
Scientists found a chemical in a distant planet’s atmosphere that, on Earth, only comes from living things. It’s not proof of aliens—but it’s the closest clue we’ve seen.
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By Jared Anders
4.7
1212 ratings
Scientists found a chemical in a distant planet’s atmosphere that, on Earth, only comes from living things. It’s not proof of aliens—but it’s the closest clue we’ve seen.