New research challenges the one-level view of evolution, showing natural selection works on individuals and groups together.

Since publication of their paper, “spandrel” has become shorthand among evolutionary biologists for an incidental trait, or ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

For well over a century, Darwin’s theory of natural selection has served as biology’s grand unifying framework, explaining how species adapt and evolve through the differential replication of randomly ...