A roughly 99-million-year-old piece of amber from northern Myanmar contains the skull of what appears to represent the smallest known dinosaur of the Mesozoic era.

Researchers categorize the different jaws of piscivorous fishes.

Dental calculus provides a look into the diets of 42 people who died during the Great Irish Famine.

Scientists engineered a new material that could be developed for use in treating tooth decay.

Microbial species that are commonly associated with oral diseases in modern humans are unreliable proxies for determining tooth health status in ancient samples, a new study finds.

See a close-up of the deep-sea dragonfish’s transparent teeth.

A mollusk grows magnetic teeth so tough they can grind down rocks.  

Galagadon’s tiny teeth look like the spaceships in its namesake video game from the early 1980s.

A study of tiny monkey skulls and teeth suggests that shrinking body size didn’t crowd out wisdom teeth during evolution.