A giant prehistoric salmon, the largest to ever exist, had spiky tusk-like teeth that protruded straight out of the side of its skull.

Horse fossils are abundant and widespread across North America. Scientists often use their long history to illustrate how species evolve in response to a changing environment.

"Our simulation is able to let an orthodontist know where braces should and shouldn't exert pressure to straighten teeth."

"Our study findings suggest that people who don't see a dentist may have negative outcomes in terms of mortality."

When tested in a school program, a liquid called silver diamine fluoride worked as well as dental sealants to protect against cavities.

An expert explains how brushing your teeth isn't just good for your oral health. It can also help prevent infections, including pneumonia.

Brigham and Women’s study suggests daily use of a toothbrush lowers risk of hospital-acquired pneumonia, intensive-care mortality.

Two dental experts explain that these furthest-back molars may be a not-so-necessary leftover from early human evolution.

The UK soft drinks industry levy introduced in 2018 may have saved more than 5,500 hospital admissions for tooth extractions, according to an analysis by

"Flossing is beyond just putting a piece of floss between your teeth to get a piece of food out."