Scientists have documented same-sex behavior in many animals. Learn what it means, how it varies, and why human labels can mislead.

My son, who’s almost 3, is asymptomatic and thriving. His syndrome mostly just means annual visits to a C.F. clinic for ...

Rising temperatures are having a direct impact on male frogs’ mating calls, and females are taking note. View on euronews ...

No, chimpanzees and other great apes cannot breed with monkeys. Even though we often think of primates – the order of mammals that includes great apes such as chimps and ourselves, gibbons, monkeys ...

Dogs are often used in helping police with search and rescue missions. These dogs receive highly specialized training to be able to assist the police, but sometimes, even an untrained dog may jump in ...

A new analysis argues that this daily work of processing and cooking food helped reshape human bodies and social life. It explores how fire, tools, and cooperation driven by women changed humans’ ...

An evolutionary biologist weighs in on mating and dating in the age of apps. Is pair bonding passé? Is single the new married?

The oldest human remains ever found in Northern Britain have been identified as a young female three years after being discovered in a Cumbrian cave. Excavated at Heaning Wood Bone Cave in Cumbria's ...

More than a decade after the Fukushima nuclear accident forced a mass evacuation, the region remains a ghost town for humans. But when humans go away, wildlife comes right back in. Among the most ...

Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found. The ...

The Queen gets to tell everyone what to do, and she chooses a few males to breed with, we believe,” says Kerns. “However, she can have one of the largest litters of any mammals, over 30 babies at a ...

How Our Cities Are Inviting Wildlife Viruses In As suburbs expand into forests, grasslands, and wetlands, the boundary ...