Fisheries-induced evolution adds a bonus to good management

A new study published online by the Proceedings of the National Academy of Sciences (PNAS) is the first to determine whether genetic changes resulting from fishing pressure have any significant economic effects for the case ...

Bridge species drive tropical engine of biodiversity

Although scientists have known since the middle of the 19th century that the tropics are teeming with species while the poles harbor relatively few, the origin of the most dramatic and pervasive biodiversity on Earth has ...

Why animals compare the present with the past

Humans, like other animals, compare things. We care not only how well off we are, but whether we are better or worse off than others around us, or than we were last year. New research by scientists at the University of Bristol ...

page 9 from 13