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 ...

Evolutionary theory has revolutionized the way we understand humans – yet more than a century after Darwin's ideas reshaped biology, the female form of our species remains largely a mystery.

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 ...

The ocean still hides many secrets, and sometimes the smallest or simplest creatures reveal the biggest clues about life.

The story of how us humans—and other mammals—got our noses may have just gotten more complicated. This is the conclusion of a new study by researchers from Japan who have studied how the face develops ...

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 ...

Cat Bohannon's "Eve" is vaguely intimidating. Fine, more than a little intimidating. It's more than 600 pages, promising to cover 200 million years of human evolution. The young adult adaptation, just ...

The human gastrointestinal tract is in a constant state of flux; it hosts a diverse and dynamic community of microbes known as the gut microbiome, and is constantly exposed to things in the ...

Evolution has given the human body some odd parting gifts, like the appendix. People just don't eat as much tree bark as they used to. Secret Service finds 17 'skimming' devices in tour of San Antonio ...