Add Yahoo as a preferred source to see more of our stories on Google. A rare fossil of Joaquinraptor casali from Patagonia reveals a powerful predator that may have dined on crocodiles. (CREDIT: The ...

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs. The newly discovered dinosaur, Joaquinraptor casali, preyed on the soggy ...

Until now, estimating how old a dinosaur was when it died has been a fairly simple process: Count up the growth rings in the fossilized bones. But new research into some of dinosaurs' living relatives ...

Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within the dinosaur's mouth. The new species, dubbed Joaquinraptor casali, is ...

Scientists have completed the first-ever full-scale, scientifically accurate replica of Deinosuchus schwimmeri, a prehistoric crocodile that once ruled North America’s waterways. Known as the ...

FUKUI—A crocodile-like robot showed up at the west exit of Fukui Station, marking the end to construction of a dinosaur statue project here. The reproduction of the large carnivore, known as ...