Tiny honeycomb-like colonies from southern China have opened a long-running gap in the story of animal life. For decades, ...

A remarkable fossil hidden in a museum collection for decades is helping scientists rethink one of the biggest mysteries in ...

The discovery of a new fossil has once again turned our understanding of human evolution on its head. This monumental find suggests that hominins may have ventured out of Africa much earlier than ...

A fossil found in what’s now northwestern China belonged to a microraptor, a gliding dinosaur that hunted ancient birds.

When an asteroid struck Earth about 66 million years ago, it ended the age of dinosaurs and transformed life across the planet. The effects of that catastrophe are visible in the fossil record on land ...

Tyrannosaurus rex wasn't always the king of the dinosaurs. Before they became towering predators, tyrannosaurs started out much smaller, and a newly discovered fossil is helping fill the gap between ...

Sun filters through dense stands of cycads and conifers of Gondwana, where a lithe, bipedal predator slowly moves through the Upper Triassic undergrowth. Standing just over a meter tall and measuring ...

Before leaving on a fossil-hunting trip for a summer 2021 field paleontology class, a Montana State University junior made an apparently fate-tempting plea. "I kept joking through that whole class, ...

Bacterial evolution and oxygen adaptation: A timeline built from genomic, fossil, and chemical data. Colors show oxygen states: anaerobic (blue), aerobic (red), and proportion of aerobic lineages in ...

In the 1990s, paleontologists excavated the oldest existing evidence of Earth’s smallest carnivore in Aragón, Spain. Between ...