Researchers now have a new idea of what a certain type of duck-billed dinosaur looked like, thanks to experts from the University of Chicago who uncovered dinosaur mummies.

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

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

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

In the badlands of eastern Wyoming, the Lance Formation is a trove of prehistoric fossils. And one area in particular — a region less than 10 kilometers (6 miles) across — has provided scientists with ...

CLEVELAND — In my house, it’s hard to walk five feet without stepping on a doll or getting covered in glitter. But my girls also love dinosaurs, reptiles and digging in dirt for worms. “What’s your ...

(CNN) — In the badlands of eastern Wyoming, the Lance Formation is a trove of prehistoric fossils. And one area in particular — a region less than 10 kilometers (6 miles) across — has provided ...