Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.

The missing link in the mystery turned out to be an event called the Cambrian explosion. It was only after it that living ...

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

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

Anyone who has ever flipped open a dinosaur book is likely familiar with pachycephalosaurs. These dome-headed dinos are often depicted ramming the tops of their bowling-ball-like skulls into predators ...

A group of anthropologists’ new analysis offers powerful evidence that Sahelanthropus tchadensis—a species discovered ...

Scientists have unearthed in Mongolia the oldest and most complete fossil of a pachycephalosaur, a group of dinosaurs known for their dome-shaped skulls, according to a new study published Wednesday ...

An unidentified early hominin fossil that might be a new species confirms that Australopithecus and Homo species lived in the same region of Africa in the same time frame. When you purchase through ...

A new analysis of enigmatic skulls from the Republic of Georgia suggest that Homo erectus wasn't the only human species to ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...