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

A pair of Edmontosaurus specimens found in a Wyoming dig help researchers to understand the process that led them to be ...

Scientists discovered that some dinosaur “mummies," such as Edmontosaurus annectens, weren’t preserved skin but clay molds ...

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

Two fossilized "mummies" unearthed by scientists in the badlands of Wyoming of the duckbilled dinosaur Edmontosaurus reveal ...

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

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

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

Scientists uncovered two fossilized hoofed dinosaur “mummies” with preserved skin and the first evidence of hooves in any ...

Wyoming’s “dinosaur mummies,” once thought to preserve fossilized flesh, are actually detailed clay molds formed by microbes ...

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

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