Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis ...

A composite view of the Earth constructed by NASA from multiple satellite images Editor at Large Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and ...

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 ...

Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with ...

Like other living creatures, humans have been shaped by evolution. Over time, we have developed – and continue to develop – traits that help us survive.

The researchers’ wider analysis, based on the reconstruction and more than 100 other skull fossils, has also sketched a radically different picture of human evolution, they reported Thursday in the ...