Could Spinosaurus swim? A new fossil with a scimitar-like head crest provides new evidence on the unsettled question.

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 ...

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

A new species of Spinosaurus with spectacular headgear has been described, and the location where it was found is powerful evidence in a closely followed dinosaur debate: Were these giants sea ...