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

The common view of natural selection is based solely on the individual: A trait allows an organism to out-compete its rivals and is thus passed down to its offspring. To suggest otherwise can provoke ...

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 ...

New research from Michigan State University suggests that natural selection, famous for rewarding advantageous differences in organisms, can also preserve similarities. Reporting in the journals New ...

New research suggests that natural selection, famous for rewarding advantageous differences in organisms, can also preserve similarities. The researchers worked with a plant called wild radish and its ...