The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

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

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

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 ...

In thoroughly enjoyable and edifying prose, Lieberman, professor of human evolution at Harvard, leads a fascinating journey through human evolution. He comprehensively explains how evolutionary forces ...

The human body is a machine whose many parts—from the microscopic details of our cells to our limbs, eyes, liver and brain—have been assembled in fits and starts over the 4 billion years of our ...

Gut Microbes may have helped fuel the evolution of large human brains, shaping brain metabolism and gene activity, new ...

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees. For the study, published ...

Hobbits of Flores evolved to be small by slowing down growth during childhood, new research on teeth and brain size suggests. When you purchase through links on our site, we may earn an affiliate ...

Human penis size indicates male attractiveness and fighting ability, with a larger size more attractive to women and more ...

What are humans adapted for? -- Upstanding apes: how we became bipeds -- Much depends on dinner: how australopiths partly weaned us off fruit -- The first hunter-gatherers: how nearly modern bodies ...