Lex Fridman
@lexfridman · Apr 15, 2021
252 million years ago, nearly all life on Earth came to an end. The Permian-Triassic extinction, aka The Great Dying, killed 90% of species on Earth. Cause is unknown. Theories include volcanoes and meteors.
We're lucky.
Elon Musk
@elonmusk
One of many reasons that we need to make life multiplanetary!
03:54 PM · April 15, 2021 · 0 views
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