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 ...

As early humans spread from lush African forests into grasslands, their need for ready sources of energy led them to develop a taste for grassy plants, especially grains and the starchy plant tissue ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Scientists have revealed the most complete skeleton yet of our 2 million-year-old ancestor Homo habilis.

In his new BBC show, Jim Al-Khalili journeys through hundreds of millions of years of brain evolution. Live Science spoke to him about what he learned along the way and how this knowledge sheds new ...

A new study confirms that dolphins and orcas have reached a "point of no return" in their evolution, making a return to land ...

Evolution has been known as survival of the fittest, however the fittest may also have been simply the luckiest. Though genetics are a driving force of evolution, many evolutionary changes were a ...

Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven ...

One hundred years ago, the small town of Dayton, Tenn., became the unlikely stage for one of the most sensational trials in American history. A local substitute teacher, John Scopes, was charged with ...