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What Phosphine Means on Venus

15 Sep 2020, 14:10 UTC
What Phosphine Means on Venus ESO (European Space Organization)/M. Kornmesser & NASA/JPL/Caltech

A biosignature is always going to create a rolling discussion that gradually homes in on a consensus. Which is to say that the recent discovery of phosphine in the upper atmosphere of Venus has inspired a major effort to figure out how phosphine could emerge abiotically. After all, the scientists behind the just published paper on the phosphine discovery seem to be saying something to the community like “We can’t come up with a solution other than life to explain this. Maybe you can.”

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