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Q&A Is it possible for an alien organism to survive on earth?

Let's assume that our intelligent alien organism is living on an earth like planet with an atmosphere but higher gravity. Its world is on the verge of doom. Somehow it could make it to earth with a...

6 answers  ·  posted 6y ago by D3f4u1t‭  ·  last activity 6y ago by D3f4u1t‭

Question biology society earth xenobiology science-in-society