Does a duck always look like a duck and quack like a duck? Sixty-six million years ago, at the end of the Cretaceous Period, ...

In 2023, scientists discovered thousands of unknown life forms in the Pacific Ocean. The discovery highlighted an unsettling ...

A recent paper provides an updated perspective on the evolutionary history of chelicerates—a diverse and ecologically ...

Ancient DNA is telling us more and more about humans and environments long past. Could it also help rescue the future?

As the Madre de Dios River flows through Peru toward the Amazon, it eats away at the landscape, slowly turning rock into mud.

Finding out exactly when feathers evolved, and which animals had them, could offer important new insights into the distant past.