الخميس، 10 مايو 2018

Where Are All the Aliens? Maybe They’re Mostly Microbial (and Dead)


A theory on why we don't see more life (much less alien civilizations) argues that life might arise easily, but go extinct within a billion years of planetary formation.

The post Where Are All the Aliens? Maybe They’re Mostly Microbial (and Dead) appeared first on ExtremeTech.



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