Spring is a time for budding flowers, tender green leaves and baby animals. But 66 million years ago, that gentle season ...

Maybe that black cat that crossed your path wasn’t so bad after all. For the dinosaurs, an extinction-causing asteroid derailed what seemed to be a pretty good run. “It’s all just bad luck,” said New ...

Nano Tyrannus lancensis was first identified in the 1940s but later largely dismissed by the paleontological community as ...

The discovery of a small dinosaur has ended one of paleontology’s longest-running debates, revealing that Nanotyrannus was ...

Fossils from New Mexico change how we look at dinosaur history.

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a ...

The Nanotyrannus's small skull has been the source of debate among dinosaur experts for at least four decades, according to the paper. Earlier research suggested it belonged to a young T. rex, but ...

A new look at the "Dueling Dinosaurs" fossil reveals that Tyrannosaurus rex was not the only tyrannosaur roaming the land.

Now a research team said there’s new evidence that resolves the case. The latest clue comes from a complete skeleton — first ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's ...

WACO, Texas — A new study published on Thursday, co-authored by researchers from Baylor University, New Mexico State ...

A Mount Everest–sized asteroid wiped out the dinosaurs, triggering global wildfires, tsunamis, and a nuclear winter before ...