A small dinosaur skull found in Montana 40 years ago was thought to be a young T. rex. Turns out it was a smaller, faster ...

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the ...

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

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 ...

For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex. However, an article published on October 30 in the journal Nature has a different ...

A rare juvenile Tyrannosaurus rex fossil found by three children during a family hike in the North Dakota Badlands nearly two years ago will soon be on display at the Denver Museum of Nature & ...

The iconic Tyrannosaurus rex, or “T. Rex,” might need to be re-categorized into three distinct species, according to researchers. The Tyrannosaurus rex is the only recognized species of the ...