A team of paleontologists has identified the oldest and most skeletally complete dome-headed dinosaur ever reported, based on ...

A fossil sitting in a small museum on the Isle of Wight for years, long assumed to belong to an already-known species, has ...

Praearcturus gigas was a meter-long Devonian scorpion whose size may reflect a world with few large competitors rather than ...

Why humans have a philtrum, the groove above your lip, explained by an evolutionary biologist — from embryonic face-building to vestigial anatomy.

A new protein analysis of Homo naledi skeletons reveals a curious twist—none of them seem to have Y chromosomes.

A giant crocodile once ruled Lucy’s world, lurking in ancient Ethiopian waters with jaws powerful enough to turn early human ...

The discovery of a "botanical Pompeii" has rewritten a long-held theory that flowering plants only flourished after the ...

A fossil of the creature provides the first evidence that microraptors lived in what is now northwestern China. Its discovery ...

Echinoderms, such as starfish, sea urchins and sea lilies, use small, flexible, tubular projections called "tube feet" for ...

A new study suggests early humans were using fire in South Africa’s Wonderwerk Cave as far back as 1.79 million years ago. Researchers found burned bones deep inside the cave, where natural wildfires ...

A new genus and species of four-winged pennaraptoran dinosaur from the Early Cretaceous of northern China is adding another ...

Coral reef ecosystems, widely seen as a climate change bellwether, are more complex than previously understood. A new ...