Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

A new biological law has been proposed offering key insights into the processes of evolution and aging. Biological laws are recognized patterns that hold true for a group of living organisms. For ...

Group Selection Was Debated For Decades. A New Review Says The Empirical Case Is Far Stronger Than Critics Claimed. In A Nutshell A new review of nearly 3,000 scientific papers found 280 studies ...

Biologists are closing in on a puzzle that seems to turn classic evolutionary logic inside out, yet may be so common that it deserves to be called a new rule of life. Instead of always purging harmful ...

Evolution is traditionally associated with a process of increasing complexity and gaining new genes. However, the explosion of the genomic era shows that gene loss and simplification is a much more ...

Survival of the fittest. Nature red in tooth and claw. 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 ...

In Part One of this series, we saw that culture doesn't suffer from the problem that Darwin's theory of natural selection successfully solved: the problem of how change accumulates in biological ...