Paleoanthropologists have announced the world's most complete skeleton of Homo habilis, a human ancestor that lived more than ...

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 ...

The results revealed a clear sequence. Enzymes predating cannabis showed no ability to process CBGA. The first enzyme unique ...

Biologists are closing in on a puzzle that seems to turn classic evolutionary logic inside out, yet may be so common that it deserves to be called a new rule of life. Instead of always purging harmful ...

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...

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 ...

At the end of 1924, an anthropologist began chipping away rock around an old primate skull — and rewrote the story of human evolution. The diminutive skull — about the size of a coffee mug — clearly ...