Spinosaurus was one of the biggest predators of its time, but was it big enough to take down the Tyrannosaurus rex? Adding to the size of Spinosaurus was its nearly 5-foot sail that ran along the ...

How the bulky T. Rex may have been sneakier than we once thought. At 13 feet tall, and weighing almost nine tons, Tyrannosaurus Rex was one of the largest predators to walk the earth. Despite their ...

A century ago, scientists unearthed fossils of a gigantic carnivorous dinosaur bigger than Tyrannosaurus rex in the Sahara desert, but until recently, paleontologists thought the fearsome beast was ...

(KCBS)— Archaeologists believe some lost dinosaur bones unearthed nearly a century ago of a creature bigger than a T-Rex may have belonged to one of the weirdest creatures to ever roam the Earth. The ...

While the mighty Tyrannosaurus Rex is rightly recognised as being among the most fearsome of carnivorous dinosaurs, in recent years an even larger beast - the spinosaurus - has begun to attain a ...

WASHINGTON, Aug 15 (Reuters) - Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. But other meat-eating dinosaurs that rivaled T. rex in size used different approaches.