In the past, analysis of Tyrannosaurus rex bones suggested that the enormous dinosaurs died by the age of 30. But a new study ...

You never really expect to stumble across dinosaur bones while fixing up a parking lot, but that’s exactly what happened at Dinosaur National Monument, on the border of Colorado and Utah. Workers were ...

Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles to determine a fossil’s age. Previous estimates put T. rex’s lifespan at ...

A dinosaur was discovered beneath the parking lot at the monument’s most-visited attraction. It’s the first excavation in ...

For a place named Dinosaur, it’s been a while since the small Colorado town revealed any actual fossils. But after a 101 year ...

Top paleontologists have discovered that mating between some species of prehistoric behemoths was so violent that they ...

A newly discovered raptor had a knobby bump on its head, suggesting that, like some larger dinosaurs, it engaged in ...

Construction crews have helped excavate the first fossils in Dinosaur National Monument in more than 100 years. The bones, ...

The bones of one of the longest dinosaurs in the world have been discovered in a car park in the US. Construction workers ...

During a parking lot construction at Dinosaur National Monument, workers came across the fossils of an enormous dinosaur ...

An unprecedented fossil of a baby dinosaur curled up perfectly inside its egg is shedding more light on the links between dinosaurs and birds. The 70-million-year-old fossil preserves the embryonic ...

Parking lot construction at Colorado's Dinosaur National Monument unearthed new fossils last fall, the first discovery at the ...