A fossil tyrannosaur pulled from the badlands of southern New Mexico has forced paleontologists to rethink when giant ...

A 74-million-year-old bone discovered in New Mexico may belong to an ancestor of T. rex, offering clues about the giant predator.

Scientists at the NC Museum of Natural Sciences have found that what was believed to be a juvenile T.rex skeleton is instead a distant relative, the first of its kind to be found in a full skeleton.

Imagine stumbling across a fossilized shinbone so massive it nearly rivals that of “Sue,” the most famous Tyrannosaurus rex ever unearthed. That is exactly what paleontologists are grappling with ...

(CN) — A fossil long at the center of one of paleontology’s fiercest debates has finally given up its secret, and it’s rewriting what scientists know about Tyrannosaurus rex. Researchers studying the ...

“The T. rex was built to fight like that; the Spinosaurus really wasn’t,” he said. This diversity of feeding strategies explains how multiple giant predators could share the same ecosystems without ...

For decades, pop culture has painted Tyrannosaurus rex as a heavy-footed titan whose every step would make the ground tremble ...

Fossils reveal that long-necked baby dinosaurs were the main food source for large, voracious Jurassic predators.