Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

A new dome-headed dinosaur species was discovered in Montana, a study released this month shows. Researchers discovered the ...

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur?

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

For decades, paleontologists debated whether fossils were of a young T. rex or a species called nanotyrannus. A new study ...

Jane, the dinosaur fossil housed at Rockford's Burpee Museum of Natural History, may not be a Tyrannosaurus rex as previously ...

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America.

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers.

A new study reveals that fossils once believed to belong to a teenage Tyrannosaurus rex may actually belong to a separate species ...

"A lot of field work, especially paleontology, is trying your hardest not to break very important things," he said.

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The dinosaur ...