For decades, a small tyrannosaur skull has divided paleontologists over whether it belonged to a separate species or a ...

New research has overturned decades of uncertainty by showing that Nanotyrannus was a fully grown predator, not a juvenile T. rex.

T. rex's story has been turned on its head by a new discovery about one of the world's most famous fossil finds. One of the creatures locked in the “Duelling Dinosaurs” specimen is not a young T. rex ...

“With enormous size, a powerful bite force and stereoscopic vision, T. rex was a formidable predator, but it did not reign uncontested. Darting alongside was Nanotyrannus – a leaner, swifter and more ...

(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 ...

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the T rex. Known as the duelling dinosaurs, this fossil preserves an ...

T. rex's story has been turned on its head by a new discovery about one of the world's most famous fossil finds.