Look into the jaws of a Mosasaurus and you will gaze into a nightmare. The seagoing lizard’s curved teeth stand in a line that point backwards to the throat, an extra set of piercing teeth on the roof ...

Add Yahoo as a preferred source to see more of our stories on Google. This mosasaur skeleton is not what we thought. (Zietlow et al., Bull. Am. Mus. Nat. Hist., 2026) A prehistoric predator to rival ...

Four giant flippers, a long tail, and a dorsal fin help a recently classified mosasaur stand apart, warranting a grand title inspired by Japanese mythology. The mythical dragons of folklore that spew ...

It roamed the waters that covered most of Mississippi 80 million years ago when the world was a very different place. Giant dinosaurs ruled on land and the waters were equally scary. A recent chance ...

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