NASA astrobiology fellow <a href="//commons.wikimedia.org/wiki/Category:Felisa_Wolfe-Simon" title="Category:Felisa Wolfe-Simon">Felisa Wolfe-Simon</a> processing mud from Mono Lake in California to inoculate media to grow microbes on arsenic — <a href="//commons.wikimedia.org/wiki/Category:GFAJ-1" title="Category:GFAJ-1">GFAJ-1</a>.
Henry Bortman for NASA
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