Learn why both human teeth and an ancient fish contain a key sensory substance — but in different locations.

Teeth are sensitive because they evolved from sensory tissue in both ancient vertebrates and ancient arthropods.

Abscess If you notice a painful bump on the roof of your mouth, it could be an abscess—an infection that forms when bacteria ...

Perched at the outermost reach of Cape Ann like a sentinel watching over the Atlantic, Rockport began life in 1690 as a ...

Perched at the tip of Cape Ann like a jewel on Massachusetts’ crown, Rockport transformed from humble beginnings as a granite and timber settlement into one of America’s most beloved art colonies. The ...

“By looking at someone’s teeth, you can tell if they don’t floss just by examining your gums,” said Brittany Glauz , a ...

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew ...

Teeth are good for chewing and biting, but they are also sensitive – and that may have been their original function hundreds ...

Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to ...