The remains of the fearsome Spinosaurus mirabilis have been waiting for eons to be discovered in a Sahara Desert fossil bed.

Scientists have discovered Spinosaurus mirabilis, a massive "hell heron" dinosaur that rivaled T. rex and hunted fish in ...

A blade-crested Spinosaurus discovered in the Sahara is rewriting the final chapter of dinosaur evolution. A study published ...

Learn how a newly discovered 95-million-year-old Spinosaurus mirabilis used interlocking teeth to catch fish in an ancient ...

Sereno, a National Geographic Explorer, says the newly discovered dinosaur was roughly the size of a Tyrannosaurus Rex, about ...

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

A blade of bone lay half-buried in Saharan sand, shaped like a scimitar and tall enough to confuse the people who picked it ...

Scientists were “astonished” to find a new species of Spinosaurus with a scimitar-shaped bony crest—uncovered in the Sahara Desert.

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 ...

From riverbanks to shallow lakes, Spinosaurus combined display, biomechanics and hunting power in one of evolution’s strangest designs.