A record-breaking site in Bolivia preserves foot, tail, and clawprints left behind by hundreds, or even thousands, of dinosaurs in mud at the edge of what was then a lake. Finding all the prints, let ...

Michael Crichton's Jurassic Park is a best-selling novel about an island where dinosaurs have been reborn. Steven Spielberg turned it into a mega hit when he brought Crichton's words to life on the ...

Add Yahoo as a preferred source to see more of our stories on Google. Argentinean paleontologist Pablo Gallina is shown in 2008 next to several dinosaur footprints discovered by two countrymen in the ...

An expanse of ancient rock in the high-altitude Torotoro National Park in Bolivia has been revealed as the largest dinosaur tracksite ever recorded. The site includes a record-smashing 16,600 ...

These fine feathers weren't just for show. Scientists have discovered a new kind of airborne dinosaur with extraordinarily long tail feathers that could have helped save the animal from crash landings ...

Crocodiles already inspire fear at their modern size, but today’s saltwater crocodiles are only a shadow of what once lived in Earth’s rivers and wetlands. The fossil record shows that some ...

Feb 19 (Reuters) - At a remote and barren Sahara desert site in Niger, scientists have unearthed fossils of a new species of Spinosaurus, among the biggest of the meat-eating dinosaurs, notable for ...