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

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

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

The new species is called Nanotyrannus. Compared to the well known tyrannosaurus rex, a nanotyrannus was more speedy and ...

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

Everything scientists believed about the T-Rex could be wrong after a study proved the existence of its smaller cousin.

Despite being one of the most well-known and popular dinosaurs, we are still learning things about the Tyrannosaurus rex today. Scientists have recently discovered that T. rex likely originated in ...

A new study debunks previous findings that the dinosaur's intelligence was similar to that of primates, finding instead that they're about as smart as modern-day crocodiles. When you purchase through ...

The Tyrannosaurus rex ("T-Rex") is perhaps the most well-known dinosaur species. Its formidable stature, sharp teeth, and ...

EXCLUSIVE: Mark Witton also believes dinosaurs "may have been much smarter animals than we have given them credit for".

NBC 5, Telemundo 39, and Heard Natural Science Museum & Wildlife Sanctuary invite you to come see “Dinosaurs Live!” The most popular exhibit at the Heard is back for its 19th year, from Saturday, ...