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Q&A Rigorous Science Meta
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Q&A Feasibility of a creature that leaves behind crystal like formations

In a distant future, humanity has colonized and catalogued countless worlds in their home galaxy. However one day humanity has discovered a few habitable words in the Andromeda galaxy. After a wh...

2 answers  ·  posted 5y ago by RotNDecay‭  ·  last activity 5y ago by RotNDecay‭

Question biology reality-check evolution xenobiology