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

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

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 ...

An analysis of nine species of tyrannosaurs documented the evolutionary forces that led to the dinosaur’s reign. By Jeanne Timmons If you have ever stood in the presence of a complete fossil of a ...

The newly identified tyrannosaur species is the closest known relative of T. rex and could have been even larger than the famous dinosaur king. When you purchase through links on our site, we may earn ...

A new study reveals that a skull presumed to have belonged to T. rex (shown here) belongs to a different species altogether. Photo by Mac Cervantes on Unsplash T. rex may not be the king of dinosaurs ...