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 ...

A predatory dinosaur that was bigger than Tyrannosaurus rex may have been able to use its tail to swim through water, allowing it to hunt aquatic prey. “It opens up an entire new world of ecological ...

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The Tyrannosaurus Rex — “tyrant lizard king” to Latin translators — may reign as Earth’s most famous extinct predator, but it wasn’t the most terrifying animal alive in the late Cretaceous period. In ...