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August 5, 2016

Ouch! Duck-billed dinosaur had arthritis in its elbow

Arthritis is far from just a modern malady, said scientists who discovered the condition in the elbow of a 70-million-year-old duck-billed dinosaur

July 24, 2016

148 million years later, dinosaur quarry remains a cold case

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.

July 8, 2016

Unique specimen: Dinosaur discovered with rare facial tumor

The first–ever recorded fossilized facial tumor was found in the lower jaw of a dwarf duck–billed dinosaur unearthed in Transylvania.

May 23, 2016

New frilly-necked dinosaur identified

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.

May 18, 2016

New dinosaur species discovered in American southwest

Scientists have added another dinosaur species to the prehistoric catalog, and this one was found in what is now Utah.

May 10, 2016

Fearsome dinosaur-age 'hammerhead' reptile ate … plants?

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 a lawnmower for the sea, a new study finds

May 2, 2016

Ancient marine reptiles flew through the water

The ancient, four-flippered plesiosaur didn't swim like a fish, whale or even an otter — but instead like a penguin, a new study finds

May 2, 2016

Spaniel-size Triceratops cousin walked on its two hind legs

The discovery of a spaniel-size ceratopsian that walked on its two hind legs reveals that Late Jurassic horned dinosaurs were much more diverse than previously thought, a new study finds

May 2, 2016

A prehistoric murder mystery: Earth's worst mass extinctions

There have been good times and bad times in world history, but none so bad as a catastrophic 80 million years of history that wiped out nearly every species on the planet.

May 2, 2016

'The Good Dinosaur': Could humans and dinos coexist?

What if the dinosaur-killing asteroid never slammed into Earth and the paleo-beasts weren't vanquished from our planet 66 million years ago? That's the hypothetical that forms the basis of Pixar's "The Good Dinosaur," set to hit the big screens on Nov.