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Biosphere 2’s latest mission: Learning how life first emerged on Earth – and how to make barren worlds habitable

By Scott Saleska, Professor of Ecology & Evolutionary Biology, University of Arizona
Chris Impey, University Distinguished Professor of Astronomy, University of Arizona
Ghiwa Makke, Ph.D. Candidate in Environmental Science, University of Arizona

Biosphere 2 isn’t just the site of a famous human experiment. Today, scientists there work to understand how life emerges in barren environments.

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