Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Majungasaurus never needed dental work. If it had tooth problems ...

The cast of the skull of Nigersaurus. The fossil skull of Nigersaurus was one of the first dinosaur skulls to be digitally reconstructed from CT scans. Photograph by Ira Block, Nat Geo Image ...

This planet once played host to a massive dinosaur that packed more than 500 teeth into its jaws. That might sound like a terrifying prospect at first, but the creature in question wasn't a vicious ...

It's been millions of years since dinosaurs walked the Earth, but they left plenty of remains behind for us to find. Paleontologists can learn a lot about what dinosaurs looked like and even their ...

A meat-eating dinosaur that was one of the last to walk Earth replaced its teeth as often as modern sharks do, scientists have discovered. Majungasaurus, which lived between 66 and 70 million years ...

For carnivorous dinosaurs, staying sharp was of the utmost importance. Whether they were slicing flesh from the flanks of their prey or crushing the bones of their victims into splinters, the business ...