New study sheds light on how the starfish evolved.

Even the most mutually-beneficial evolutionary relationship can turn sour.

Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.

A biologist who studies the evolution of diseases explains what's different about the two new virus strains that have been found recently, and what that means for vaccine effectiveness.

Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.

Our research shows dire wolves lived in the tropics not the Arctic, and were not especially close relatives of the grey wolf.

New research shows crocodiles have landed upon an equilibrium state of evolution.

Species can evolve to tolerate higher temperatures – but there's a ceiling beyond which adaptation isn't possible.

Over the past ten years, scientists have argued about what the earliest animal really was.

'Worm' is really a catchall term for a huge variety of animals with different characteristics that span the tree of life. They hold clues about our own origins as well as hints about human health.