Why are there so many species of coral reef fish? According to a new study, it's because about 50 million years ago, some fish figured out how to bite food from hard surfaces.

In “The Story of Birds,” the familiar creatures in our skies and backyards are reintroduced as the last surviving dinosaurs.

A 289-million-year-old reptile fossil discovered near Richards Spur has provided the earliest known evidence of a breathing ...