Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...

A new study from Northwestern University is reshaping how scientists think about brain evolution. The research suggests that ...

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 ...

Learn about the most complete Homo habilis fossil ever found, and how this fossil is changing what we know about human ...

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

But this latest discovery seems to challenge that. It appears that Paranthropus had greater dietary flexibility than first interpreted, could adapt to a wide range of environmental conditions and was ...

Add Yahoo as a preferred source to see more of our stories on Google. Genetic information from the "Dragon Man" skull has linked the fossil, found in China, to the Denisovans. - Hebei GEO University ...

It’s the Kingdom of the calcite skull. A horned hominid skull might sound like something out of Greek mythology, but it actually could be a separate species of human ancestor that lived alongside ...

Our species, Homo sapiens, has been evolving for more than 300,000 years, but the story of human origins starts much earlier.