Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped how our ...

"Size matters" sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle.

A study quantifies for the first time the speed at which ape species have evolved, showing that the 'sapiens' skull and face evolved twice as fast as other species due to cognitive advantages and ...

Michael A. Little does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

We are indeed still evolving, though it can be hard to tell because it happens over generations and often involves things you can't see, such as what foods different people are able to digest. When ...

Long before factories, mines, and cars filled the air with pollution, our distant ancestors were already living with a silent toxin: lead. A groundbreaking study reveals that hominids — from early ...

Like the latest iPhone model, new dog breeds drop all the time. In early 2025, the American Kennel Club officially announced the Danish-Swedish Farmdog as the 202nd recognized dog breed. It’s only the ...

Unlike Mowgli, humans, in general, aren’t believed to have been raised by animals, although some of them are regarded as close genetic cousins. Chimpanzees, for instance. About 40 miles southeast of ...

Humans were isolated in southern Africa for about 100,000 years, which caused them to "fall outside the range of genetic variation" seen in modern-day people, a new genetic study reveals. The finding ...