Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

A fossil site in New Mexico with numerous dinosaurs, including the gargantuan Alamosaurus, dates to shortly before the ...

SALT LAKE CITY, UT -- A strange pig-snouted turtle that lived alongside tyrannosaurs and duck-billed dinosaurs has been discovered in Utah. The University of Utah announced the finding in a news ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The dinosaur, named Brontotholus harmoni, belongs to the family pachycephalosauridae ...

The discovery, made in collaboration with North Carolina State University, is based on the “Dueling Dinosaurs” fossil, which was found in the Hell Creek Formation in Montana.