More than half of the world's scientifically useful T. rexes are in the hands of private or commercial owners, and not accessible to scientists, according to research. Reading time 3 minutes ...

The curious minds at What If explain how T. rex became the apex predator of the Cretaceous, exploring evolution, hunting ...

Add Yahoo as a preferred source to see more of our stories on Google. Despite what's depicted in movies and books, the real Tyrannosaurus rex was likely an awkward swimmer at best. Illustration by ...

“Of the giant carnivore dinosaurs, T. rex is the one we know the most about because it has a pretty good fossil record,” Rowe says. There are many complete skulls which have already been scanned and ...

An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...

Ever since the first fossil was pulled from the sandstone formation at Hell Creek, Montana, at the turn of the last century, the Tyrannosaurus Rex has reigned supreme as the ultimate apex predator. In ...

The 67 million-year-old fossils were found in Hell Creek Formation in Montana. Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

Our city — the one of “Big Shoulders” — has always sought out the massive. Chicago has been home to the tallest building (when it was known as Sears Tower), the largest convention center (McCormick ...