A new fossil of archaeopteryx, the iconic Jurassic-era species, has been revealed, offering fresh insights into the early ...

Myles Grimmett had a bone transplanted from his leg into his arm when he was 5 years old in a groundbreaking surgery that ...

This 150-million-year-old fossil is rewriting the story of how flight began.

New fossil evidence suggests echidnas evolved from a water-dwelling ancestor, not a land-based one. The bone structure ...