Evolution Diary

COLUMBUS , Ohio – It’s no secret why we shed tears. But exactly what our tears are made of has remained a mystery to scientists.
A new study sheds some light on the complex design of tears. (…)

Darwin explained how beneficial traits accumulate in natural populations, but how do costly traits evolve? In the past, two theories have addressed this problem. (…)

Coral reefs may all smell the same to humans. But to some fish, reefs’ smells have distinct qualities — even when they’re several hundred miles away. (…)

Evolutionary Distinct and Globally Endangered species.
1. (…)

All bumblebees always aren’t as busy as, well, a bee. It all depends on what their job is. (…)