This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s ...

New fossil research shows that teeth originally evolved as sensory tissue embedded in the armored exoskeletons of ancient ...

Giraffes have the same number of teeth as humans do, but they are designed in a very different way to serve a unique purpose.

“It can dry out the mouth, leading to oral health issues like cavities, gum inflammation, and bad breath,” says Dr. Rafael Boruchov, a dentist with two practices in New York City. “It can ...

Pictures of mouth sores can help you to identify infections or dental hygiene problems, as well as know when to seek care for more serious issues like sexually transmitted infection (STI) or even oral ...