The strength of the bite of a full-grown T. rex has been the subject of numerous scientific studies, but mysteries endure about what led to this powerful chomp that ruled the end of the dinosaur era.

The T. rex’s skull seems to have been built specifically for destroying just about anything, and based on what its fossils have told us, that’s exactly what it did.

A Tyrannosaurus rex could bite hard enough to shatter the bones of its prey. But how it accomplished this feat without breaking its own skull bones has baffled paleontologists. That's why ...

However, the idea that T. rex also had a flexible skull presented a problem mathematically. (Also see how T. rex ’s tiny arms may have actually been vicious weapons.) ...