Evolution, a new five-part series tells the extraordinary story of how life on Earth has changed over more than four billion ...

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

A new study, published July 6, 2026, in the journal Nature Communications, suggests that two of the best-known trends in ...

Photo: Katerina Harvati Replicas of a Homo habilis skull (right) and an early Homo sapiens skull (left), illustrating two key ...

Our brains are large compared with other animals, so it is tempting to assume there was an evolutionary advantage to them – ...

Eddie Van Halen certainly had respect for anyone who could play tasty guitar licks, but he thought that this band was far ...

Europe's brown bears repeatedly reshaped their jaws during the Ice Age, a flexibility that may have helped them outlast cave ...

Summer has undeniably arrived, with heat waves sweeping across the United States and people gravitating to the beach to cool off. Every day of the week can't be spent basking in the sun, even if we ...

Learn more about what fossilized teeth can tell us about the rise of mammals after the extinction of dinosaurs.

Fish have been around since the dawn of complex animals. They were the first vertebrates, had the first live births and were the first four-limbed animals to venture onto land. The fossil fish ...

Over the mountains near the western Iranian desert, a peckish migrating lark spots a welcome sight: a big, juicy spider, out ...

New biomechanical research shows Smilodon's legendary saber teeth came with a surprisingly weak bite — and reveals the real ...