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 ...

Studying eco-evolutionary dynamics in nature is challenging. In this Perspective, the authors discuss how genomic data can be used to understand the mechanisms behind eco-evolutionary dynamics and ...

Trying to understand human behavior (a basic feature of our species, shaped by natural selection) without understanding evolutionary principles would be like trying to understand the details of a car ...

When a feline gets threatened, it engages in a suite of behaviors that seem to have the purpose of facilitating its own survival. A cat will growl angrily. It will arch its back. And even the fur on ...