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.

Noise pollution is affecting bird behavior across the globe, disrupting everything from courtship songs to the ability to find food and avoid predators, a large-scale new analysis showed on Wednesday.

New research reveals that ancient interbreeding between humans and Neanderthals shaped our modern human DNA - especially on the X chromosome.

A new study sheds light on the illuminating, sometimes counterintuitive dynamics of mating and how species survive.

Geneticists have a better understanding of how prehistoric pairings unfolded, with new research suggesting they were mostly ...

The findings may reveal new insights into early human mating preferences ...

Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying ...