Park officials said staff members, a Utah Conservation Corps crew, volunteers and construction workers helped excavate the ...

Fossils reveal dinosaurs were flourishing in diverse ecosystems right up until the asteroid impact ended their reign.

On Friday, paleontologists and crews removed dinosaur fossils from a parking lot construction site in Dinosaur National ...

The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.

For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth approximately 66 million years ago, leading to the extinction of about 70% ...

A GIANT duck-billed dino dubbed a “cow of the Cretaceous” that was unknown to science has been found. The mammoth beast would ...

Dinosaur “mummies” couldn’t have been further from my mind as I trudged up a grassy knoll on the Zerbst Ranch in east-central Wyoming, followed by University of Chicago undergraduates on a field trip ...

Paleontologists Susannah Maidment and Chinzorig Tsogtbaatar share details about some of the cool dinosaurs discovered last ...

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.

There are some 700 known dinosaur species, but this number could change with more discoveries. Dinosaur footprints in the Connecticut River Valley rate as the first known evidence of dinosaurs ...

A landmark investigation into Tyrannosaurus rex fossils has fundamentally altered scientific understanding of how long these ...

The tiny thief had a handy hack to get to that meal: a multitooled forelimb comprising a giant claw, two side digits and a ...