Add Yahoo as a preferred source to see more of our stories on Google. Sixty-six million years ago, the Cretaceous period ended. Dinosaurs disappeared, along with around 90% of all species on Earth.

Add Yahoo as a preferred source to see more of our stories on Google. Artist illustration of the extinct, Khinjaria acuta, chasing fish underwater with its jaw open. Paleontologists in Morocco have ...

Paleontologists have discovered a strange new species of marine lizard with dagger-like teeth that lived near the end of the age of dinosaurs. Their findings, published in Cretaceous Research, show a ...

A team of international researchers from Canada, Colombia, and Germany has discovered a new marine reptile. The specimen, a stunningly preserved meter-long skull, is one of the last surviving ...

Researchers have discovered a huge new mosasaur from Morocco, named Thalassotitan atrox, which filled the apex predator niche. With massive jaws and teeth like those of killer whales, Thalassotitan ...

Larger Marine Predator Than Tyrannosaurus Rex Identified Fossil reanalysis confirms Tylosaurus rex as distinct species, outsize apex predator of ancient seas ...

(Reuters) - Scotland has its very own prehistoric marine reptile - and, no, we're not talking about Nessie, the mythic Loch Ness monster. Scientists have announced the discovery of the fossil remains ...

Fossils of a strange new species of marine lizard with dagger-like teeth that lived 66 million years ago, show a dramatically more biodiverse ocean ecosystem to what we see today. Paleontologists have ...

Researchers have discovered a new marine reptile. The specimen, a stunningly preserved meter-long skull, is one of the last surviving ichthyosaurs -- ancient animals that look eerily like living ...