T. rex may not be the king of dinosaurs after all. An unearthed skull has revealed a close relative of the T. rex that may have been even larger than the previously-crowned apex predator.

The fossil is not only one of the biggest and most complete dinosaur skulls ever found but it also ... could have swallowed a great white shark whole and had a bite powerful twice as powerful ...

We don’t really know what types of sounds dinosaurs made ... printed model of the Parasaurolophus skulls at a 1:3 scale to the original fossil. The white model is the nasal passages inside ...

Scientists in southern Argentina have found the skull of a large meat-eating dinosaur named "one who causes fear" in the local Mapuche language. The horned Llukalkan aliocranianus was around 5 ...