Now, a research team says new evidence resolves the case. The latest clue comes from a complete skeleton — first uncovered in ...

Researchers say they have uncovered a case of mistaken identity and found evidence of a species called Nanotyrannus lancensis.

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of dinosaur that belongs to a distinct genus altogether.The 67 million-year-old ...

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 ...

By working with the two mummies, the researchers were also able to determine that Edmontosaurus could likely grow over 40 ...

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely ...

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

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

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

Researchers have gained new insights into rhinoceros evolution and the longevity of the North Atlantic Land Bridge from ...