For decades, many scientists have relied on the "hard steps" model to suggest that intelligent life is rare — the improbable result of a series of unlikely evolutionary leaps. But new research by ...
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Evolving intelligent life took billions of years—but it may not have been as unlikely as many scientists predicted
A popular model of evolution concludes that it was incredibly unlikely for humanity to evolve on Earth, and that extraterrestrial intelligence is vanishingly rare. But as experts on the entangled ...
Add Yahoo as a preferred source to see more of our stories on Google. New models of planetary atmospheres and stellar radiation suggest that worlds capable of supporting intelligent life may be far ...
When scientists describe “Earth-like” planets, the phrase often brings to mind worlds scattered across the galaxy, quietly waiting to host oceans, forests, and perhaps civilizations. A recent ...
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