A paleontologist was trying to locate the site of a famous 1908 discovery when a rancher in Wyoming shared an important clue.

New research has identified a dinosaur "mummy zone" in a series of ravines near Lusk, Wyoming. It's produced two mummies of a fleshy dinosaur with ...

Dinosaur "mummies" couldn't have been further from my mind as I trudged up a grassy knoll on the Zerbst Ranch in east-central ...

Nano Tyrannus lancensis was first identified in the 1940s but later largely dismissed by the paleontological community as ...

The Museum of the Rockies team is now excavating fossils near Lewistown, believed to be from a large plant-eating dinosaur over 120 million years old.