A reduced genome in an island species raises evolutionary questions.

A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is ...

(Typically, I wait until our work has gone through peer review before blogging about it. This work is technically in review at the moment, but several people (including journalists) have asked about ...

An examination of how life evolved and how organisms interact to shape the natural world. Why did the dinosaurs disappear? What mechanisms can produce the chameleon's camouflage or the giraffe's long ...

While the recent Heterodox Psychology conference in southern California was filled with highlights, for me, the keynote address by Leda Cosmides and John Tooby, two pioneers in the field of ...

They appeared in an evolutionary blink and changed the rules of life for ever. Before eyes, life was gentler and tamer, dominated by sluggish soft-bodied creatures lolling around in the sea. The ...