It was in egg-cellent condition. Argentine paleontologists found a real diamond in the rough after happening across a perfectly preserved 70 million-year-old dinosaur egg during an excavation. “It was ...

Eggs laid by dinosaurs have provided paleontologists with a new way to tell prehistoric time. By looking to radioactive ...

Fifteen years ago, Mark Norell, a paleontologist at the American Museum of Natural History, discovered a clutch of dinosaur ...