Can a snake in Thailand influence the evolution of a snake in the Philippines even if the two species never cross paths?

A stunning discovery buried deep inside a cave for 1.8 million years is rewriting the story of human evolution.

A debate has been raging among planetary scientists for more than a decade—why are there so few exoplanets with a radius of ...

Beneficial mutations happen quite frequently, but the world changes too fast for them to stick.

Rather than a single ancestral line steadily evolving toward modern humans, the evidence points to an evolutionary “bush” of ...