A colossal new sea predator named Tylosaurus rex has been identified from fossils found in Texas, revealing a brutal 43-foot-long hunter that ruled ancient oceans 80 million years ago. The discovery ...

The Texas fossils were noticeably different from similar specimens found in Kansas. They were larger, had serrated teeth and ...

Scientists figured out that the predators were lumped in with a previously named mosasaur species. The new one, called ...

Tylosaurus rex rewrites the story of giant sea predators, not just for its size but for what its bones reveal about mosasaur ...

The Minnesota Discovery Center is opening a major renovation in its Hall of Geology, featuring fossils and relics from the ...

At least five groups of two-legged, mostly meat-eating theropod dinosaurs experienced a shortening of the upper arms over the ...

A lost dinosaur trackway rediscovered in northern Mongolia reveals 31 giant footprints dating back 120 million years to the ...

The Cretaceous Period produced some of the most unusual dinosaurs ever discovered, with body shapes that still feel ...

A new study from Adelaide University suggests that the long-vanished Tethys Ocean played a decisive role in forming Central Asia’s mountainous landscapes during the Cretaceous period, long before the ...

A massive new dinosaur discovered in Thailand may have been one of the last giant sauropods to roam Southeast Asia. The ...

Scientists have uncovered evidence that the vanished Tethys Ocean may have sculpted Central Asia’s mountainous landscape ...

The asteroid that smacked into our planet about 66 million years ago at the Cretaceous-Paleogene (K/Pg) boundary may have been bad news for dinosaurs, but it was good news for fungi. According to new ...