When most people think about natural selection, they imagine individuals competing with one another: The fastest animal ...

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 ...

A study reveals that sticklebacks with complete bony plates have survival rates several percentage points higher than those with reduced plates, indicating ongoing natural selection. Moreover, the ...

Natural selection is the process by which some organisms in a population survive and reproduce, while others do not, based on their bodies and behaviour. It is one of the processes by which species ...

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 ...

Introduction. Definition of natural selection ; Relationship to genetic drift and evolution ; Restricted meanings of "natural selection" ; Modes of selection ; Summary -- Philosophical comments.

Campers head outside to play a survival game of genetic mutations and natural selection... In this episode Finding Your Roots campers head outside to play a survival game of genetic mutations and ...