By simulating a billion years of Earth’s history, researchers have identified a possible window for life’s earliest chemistry around 4.33 billion years ago. During its first few hundred million years, Earth was a hostile target. Asteroids, comets, and leftover planetesimals, smaller bodies remaining from planet formation, relentlessly battered the planet, generating intense heat that could
https://scitechdaily.com/scientists-pinpoint-a-possible-sweet-spot-for-lifes-origins-4-33-billion-years-ago/
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