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 ...

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

Paleontologists, in what's being called the expedition of the century, uncovered fossils of a new species of Spinosaurus roughly the size of a Tyrannosaurus rex.

A spectacular new dinosaur species has emerged: a massive, fish-eating predator that stalked ancient African rivers 95 ...