Researchers have unearthed two dinosaur "mummies" in the badlands of Wyoming, confirming duck-billed dinosaurs had hooves, ...

"For the first time, we have a complete, detailed picture of a large dinosaur that we are really convinced of." ...

Edmontosaurus, which munched plants with its broad and flat snout that vaguely resembled a duckbill, roamed western North ...

The skeletons of a duck-billed dinosaur found more than 100 years ago are so well-preserved that they contain fleshy body ...

A recent study suggests the unique geology of an area in Wyoming makes it a trove of unusually preserved fossils ...

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

The skeletons of the duck-billed dinosaurs, Edmontosaurus Annectens – which lived more than 66 million years ago in the late ...

Wyoming's badlands have yielded two mummified duck-billed dinosaur fossils, revealing the first-ever evidence of hooves in ...

To gain a better understanding of the creature, a team at the University of Chicago led by anatomist Paul Sereno tracked down ...

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like ...

A clay layer one-hundredth of an inch thick preserves the fleshy details of dinosaurs buried suddenly in east-central Wyoming ...

In a new paper in Science, experts from the University of Chicago describe steps that took place some 66 million years ago to ...