Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest evolutionary biologists of the 20th century famously dismissed the prospect of humanlike intelligence beyond ...

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 ...

Across astronomy and astrobiology, a quiet but profound shift is underway. Instead of assuming the galaxy teems with civilizations, a growing body of research argues that complex, technological life ...

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 ...

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 ...