Scientists have discovered a new species of mosasaur, a giant sea-dwelling lizard that dates back to the age of the dinosaurs, that stands out because of its unique, star-shaped teeth. It’s thought ...

"A mosasaur with shark teeth is a novel adaptation of mosasaurs so surprising that it looked like a fantastic creature out of an artist's imagination," says Dr. Nour-Eddine Jalil of the National ...

Mosasaurs, those large marine reptiles from the long-gone Cretaceous world, were quite picky in their choice of diet. Researchers came to this conclusion after studying the wear marks on mosasaur ...

A sea monster with teeth so sharp they formed a "saw-like blade," swam in the waters of what is now Morocco about 66 million years ago, a new study finds. Miners discovered the remains of this ...

The ancient seas of the Late Cretaceous period would’ve been scary places to swim. Between 66 million and 100 million years ago, the world’s waterways were chock-full of real-life sea monsters. Not ...

Sixty six million years ago, sea monsters really existed. They were mosasaurs, huge marine lizards that lived at the same time as the last dinosaurs. Growing up to 12 metres long, mosasaurs looked ...

Late in the Cretaceous Period, when tyrannosaurs and their kin were the ruling predators on land, large swimming reptiles ruled the seas. Among them were the plesiosaurs and the mosasaurs. The suffix ...

Holding a sieve, ECISD Chief Innovation Officer Jason Osborne explains how to search for fossils while on a professional development dig at Fossil Ridge Ranch with teachers recently. (Photo courtesy ...

In yet another plot twist on ancient predators that once terrorized the seas, researchers have identified a new mosasaur species, this one with long, skinny, crocodile-like jaws. Gavialimimus ...

The cradle of palaeontology – the study of fossil remains of animals and plants – lies in the Maastricht limestones, where the first Mosasaurus was discovered in 1766. The Dutch-Belgian border area ...