Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A multigenerational study of four lizard species addresses biology’s “paradox of stasis.” James Stroud ...

Biologists are closing in on a puzzle that seems to turn classic evolutionary logic inside out, yet may be so common that it deserves to be called a new rule of life. Instead of always purging harmful ...

The evolutionary developmental biology of feathers and epidermal structures encompasses the intricate interplay of genetic regulation, biochemical signalling and mechanical forces that together drive ...