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TheBlight
2y ago
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Given the surface of the planet is such a dynamic environment, I wonder how much evidence we should expect even if it did exist.
See also:
https://www.scientificamerican.com/article/could-an-industri...
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Rebelgecko
2y ago
There's quite a few fossils showing single-celled organisms from 3+ billion years ago. I imagine if more complex life existed the fossils could've survived
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