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Q&A Rigorous Science Meta

Posts by genfy‭

1 post
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Q&A What could cause alien civilizations to be stranded on earth?

I'm not talking about a single alien civilization that is stranded on earth, I'm talking about multiple civilizations that will cause major overpopulation on earth. So this means that the civiliza...

7 answers  ·  posted 7y ago by genfy‭  ·  last activity 7y ago by genfy‭

Question space spaceships aliens ships fuels