About 148 million years have passed since dozens of corpses of meat-eating dinosaurs were deposited here, just north of the San Rafael Swell and about 30 miles southeast of Price.
The first–ever recorded fossilized facial tumor was found in the lower jaw of a dwarf duck–billed dinosaur unearthed in Transylvania.
A fossil skull found in Montana a decade ago by a retired physicist has officially been declared the head of a new species of dinosaur.
Scientists have added another dinosaur species to the prehistoric catalog, and this one was found in what is now Utah.
Despite its rows and rows of chisel- and needle-like teeth, a newly described prehistoric marine reptile wasn't a fearsome predator but rather an herbivorous giant that acted like ...
In the latest chapter of clues left by dinosaurs, it turns out that they migrated out of Europe en masse some 100 million years ago.
The dinosaurs — the so-called tyrants of the Mesozoic era — weren't exactly thriving during their last few million years on Earth, a new study finds
Prosecutors have filed theft charges against five people accused of stealing 60 pounds of dinosaur bones near a Utah quarry during an educational trip run by a college in Texas, au...
Scientists have found what may be the world's luckiest Hesperornis — an ancient water bird that escaped the snapping jaws of a plesiosaur about 70 million years ago in prehistoric ...
Officials in New York City hand the fossils to Mongolia's ambassador