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 ...

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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Many people hold the view that evolution in humans has come to a halt.

The idea that modern humans inherited DNA from Neanderthal ancestors is one of the 21st century’s most celebrated discoveries in evolution. It may not be that simple.