In the red mudstone hills of southwest China, scientists have uncovered a remarkable dinosaur that is changing how they ...

A pair of 'Sacabambaspis' fish, around 14 inches (35 centimeters) in length, which had distinct, forward-facing eyes and an ...

Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...

A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

Ancient fossils from Moroccan caves, dated with rare precision, offer rare insight into early human evolution.

During a geological blink of an eye, glaciers formed over the supercontinent Gondwana, drying out many of the vast, shallow ...

Fossils unearthed in Morocco are the first from a little-understood period of human evolution and may be remains of a ...

The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

This fossil is 13 million years older than any ant fossil found before—and reveals a sophisticated predator that lived alongside the dinosaurs. The hell ant existed over 100 million years ago, ...

Museum fossils in England reveal 200-million-year-old coelacanths, fish that swam alongside the first dinosaurs ...

A humungous shark that lived 115 million years ago surpassed the size of modern-day great whites, paleontologists discovered ...