A fossil of Manipulonyx reshetovi, found in a Mongolian desert, shows how the dinosaur used its specialized claw to snatch ...

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 ...

Tenontosaurus fossils found in West Texas, the southernmost record of the dinosaur and a key to the Early Cretaceous.

These radioactive elements decay at known rates, effectively acting as a built-in clock that reveals precisely when the eggs were buried millions of years ago. This natural timekeeping mechanism has ...

A fossilized dinosaur egg discovered in central India has turned out to be even stranger than it first appeared. Inside the ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their extinction. A life reconstruction of Alamosaurus sanjuanensis, from the ...

The Denver Museum of Nature and Science has sent researchers everywhere from North Dakota to Antarctica in search of fossils to study and display. It turns out they could have stayed home. The museum ...

Megaraptorans were known for their elongated skulls and powerful claws. Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within ...

A dinosaur dubbed one of the "strangest" ever found boasted an elaborate armory of long bony spikes and a tail weapon, according to findings published in the science journal Nature. Spicomellus, which ...

Scientists have announced the discovery of damaged hemoglobin in the hollow, blood vessel–like structures of dinosaur fossils. The researchers used a novel technique they hope may put an enduring ...

Once thought missing from Europe, horned dinosaurs were hiding in plain sight, misidentified for decades, until new scans ...

Dinosaur eggshells, once treated as background scenery in fossil digs, have turned out to be some of the most precise ...