Workers at Dinosaur National Monument uncovered a long-necked dinosaur fossil during asphalt removal.

A dinosaur dubbed one of the "strangest" ever found boasted an elaborate armory of long bony spikes and a tail weapon, according to findings published in the science journal Nature. Spicomellus, which ...

The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.

New Mexico’s Bisti Badlands are once again challenging what is known about a particular type of dinosaur with the discovery ...

Starting January 31, the Museum of Idaho invites visitors to step far deeper into prehistory with the opening of Life Before Dinosaurs: Meet the Permian Monsters, a fascinating traveling exhibition ...

Have you ever wanted to go back in time? Well, now you ...