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Toxic “Habitable” Worlds Could Be Havens for Alien Microbes

10 Jun 2019, 22:08 UTC
Toxic “Habitable” Worlds Could Be Havens for Alien Microbes [Pixabay]

Worlds like Earth may be even rarer than we thought. There are worlds that we call “habitable” because they appear to have all the right stuff for complex lifeforms to evolve, but toxic levels of the very chemicals that keep these worlds habitable has curtailed the possibility of complex life from gaining a foothold.

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