Driving from Utah to Colorado reveals a long list of attractions such as fossil-rich parks, museums and life-size dinosaurs.

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

It was a spine-tingling discovery. Fossil hunters might’ve just made the find of a lifetime — the skull of a supersized dinosaur from “hell” with a swordlike horn protruding from its head, per a study ...

“I envision this dinosaur as a kind of ‘hell heron’ that had no problem wading on its sturdy legs into two meters of water, but probably spent most of its time stalking shallower traps for the many ...

Spinosaurus in the Sahara Desert in Niger, a discovery that adds to the debate over whether the prehistoric creatures were fully or semi-aquatic]]> ...

The Haolong dongi had porcupine-like spikes never before documented in dinosaurs.

Nyasasaurus parringtoni may take the crown as the oldest dinosaur fossil known to science. It lived during the Middle ...