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

Paleontologists at the University of Chicago have revealed fossilized duck-billed dinosaur specimens from Wyoming that were carefully prepared in the Fossil Lab. These fossils preserve soft tissue and ...

Edmontosaurus annectens, a large herbivore duck-billed dinosaur that lived toward the end of the Cretaceous period, was ...

NEW YORK — Researchers have unearthed a spooky pair of dinosaur mummies that seem to have been preserved in an unexpected way. These dinosaur remains are different from the wrapped mummies of Egypt or ...

NEW YORK (AP) — Researchers have unearthed a spooky pair of dinosaur mummies that seem to have been preserved in an ...

Dinosaur Mummies This image provided by the University of Chicago shows a mummy of a duck-billed dinosaur resting on its ribcage. (Tyler Keillor, The University of Chicago via AP) (AP) Dinosaur ...