When the great pyramids were being built there was still woolly mammoths walking the earth.

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[–] 29 points 1 month ago (10 children)

Sharks are older than fire! It took billions of years for Earth to get the oxygen levels and fuel (land plants) needed for fire. Earth is the only place in the universe where we have seen fire.

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  • [–] 2 points 1 month ago (4 children)