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 explained through branching lineages rather than a simple linear progression. Fossils, genetics, and archaeology together reveal how multiple human species emerged, interacted, and ...

A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is now shaking up the human family tree, according to a new analysis. Scientists ...