WASHINGTON, Feb 25 (Reuters) - In Argentina's Patagonia region 95 million years ago, some huge dinosaurs roamed the landscape ...

The semi-aquatic dinosaur, Spinosaurus mirabilis, was discovered by an international team of scientists working in Niger.

“I envision this dinosaur as a kind of ‘hell heron’ that had no problem wading on its sturdy legs into two meters of water, ...

A new study suggests features in the prehistoric creature's mouth helped it eat more efficiently, giving the species the energy needed to go airborne ...

Scientists were “astonished” to find a new species of Spinosaurus with a scimitar-shaped bony crest—uncovered in the Sahara Desert.

SAN DIEGO - In what researchers describe as a historic step toward de-extinction science, an international team of gen ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists uncovered over 70 newly discovered species, including mammals, dinosaurs, insects, fish, and more—some discovered ...

New findings about the anatomy of the dinosaur age’s fiercest predator suggest it chased prey “like an oversized bird.” ...

Spinosaurus, the only known semiaquatic dinosaur predator, joins Tyrannosaurus, Giganotosaurus and Carcharodontosaurus among the largest meat-eating dinosaurs.

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SALT LAKE CITY — New research out of Northern Ireland reveals there may be a distinct clue to determine the actual gender of dinosaurs. It's not pretty. Paleontologists have been trying to identify ...

Although the term "fossil fuel" might make you think otherwise, motor oil isn't actually made from deceased dinosaurs. So what is it made of?