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 ...

Mismatch exists when an organism is in an environment that is out of synch with the ancestral environments. We experience ...

Philosopher of science David Buller has a bone to pick with evolutionary psychology, the idea that some important human behaviors are best explained as evolutionary adaptations to the struggles we ...

On faculty at UC Santa Barbara since 1991, Leda Cosmides co-founded and directs the Center for Evolutionary Psychology. Her career focus is in evolutionary psychology, a relatively new approach to ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Eric M. Johnson and I spent about 45 minutes ...