Astronomers spotted nine galaxies with characteristics that have never been seen as a collection before. It's possible this ...

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 ...

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.

Could Homo sapiens and an archaic and now-extinct species of early human have lived alongside each other on the Indonesian ...

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