High in the Argentinian Andes, a team of palaeontologists has found a small dinosaur fossil with the first hints of the extended neck that distinguishes sauropod dinosaurs like Diplodocus. Named ...

The world's most unusual dinosaur is even stranger than first realized. Research published in Nature reports that Spicomellus afer had a tail weapon more than 30 million years before any other ...

Paleontologists have discovered a new species of dinosaur, Mamenchisaurus sanjiangensis, in China’s Upper Shaximiao Formation. This long-necked giant, which lived about 160 million years ago, ...

WASHINGTON — It may have been suicidal for a predator to go after a healthy adult Brachiosaurus, a behemoth weighing perhaps 60 tons that was a member of the long-necked group of dinosaurs called ...