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

The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand ...

A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

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 ...

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

In 2006, paleontologists discovered an exceptionally rare and well-preserved fossil specimen preserved with two ...

SIOUX CITY -- Tail and femur bones of the ostrich-like Struthiomimus, a frill from a Triceratops and the complete upper skull of a new dragonesque-dinosaur species are among the rare fossils visitors ...

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

A fossil once locked in prehistoric combat has just rewritten one of paleontology’s longest-running debates — and upended what scientists thought they knew about Tyrannosaurus rex.

Two creatures unearthed in 2006, and finally on display in North Carolina, might hold the key to a major debate over a certain animal’s identity. By Adam Popescu This article is part of our Museums ...

A paleontologist was trying to locate the site of a famous 1908 discovery when a rancher in Wyoming shared an important clue.

Tsogtbaatar Chinzorig, a paleontologist at North Carolina State University, didn’t have to travel far on the day he made what may be the most important fossil discovery of his career. As he stepped ...