A seven-million-year-old fossil may mark the moment our ancestors first stood up and walked.

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

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

The way Sahaleanthropus tchadensis moved has long been debated. The discovery of a small bump on the front of the thigh bone ...

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

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any ...

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

Sponges are among Earth's most ancient animals, but exactly when they evolved has long puzzled scientists. Genetic ...

Fossils of a human ancestor from 773,000 years ago may be near the base of the Homo sapiens lineage, representing a common ...

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, ...

New research shows fossil skin can reveal color patterns in young Diplodocus, changing old ideas about sauropod appearance.

Exchanging greetings and resolving to do something positive in the coming year certainly create an uplifting atmosphere.