T. rex's story has been turned on its head by a new discovery about one of the world's most famous fossil finds. One of the creatures locked in the “Duelling Dinosaurs” specimen is not a young T. rex ...

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

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

How did these different dinosaur species interact? Did they hunt different prey? What did T. rex adolescence really look like ...

The Waco Mammoth Monument is throwing its annual Fall Fossil Festival on Saturday. The federal shutdown has impacted the park ...

McKayla Wood took this photo at Cummings Valley Elementary School of a California Gray Fox (Urocyon cinereoargenteus ...

Missouri’s most common fossil is an invertebrate, the crinoid, also known as “sea lilies”. Despite the name, they’re more ...