The T. rex is usually thought of as a land-based monster, but the term can actually refer to an equally dangerous beast that ...

Paleontologists have long hailed Tyrannosaurus rex as king of the dinosaurs. Now, the name “T. rex” also belongs to a newly described extinct carnivore — a massive marine reptile with the scientific ...

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 public first viewed a Tyrannosaurus rex (T. rex) skeleton in 1915, and have been fascinated by the “tyrant lizard king” ...