The sometimes uncomfortable sensations we feel in our teeth may be an evolutionary holdover from the scaly exteriors of ...

A new study reveals that the sensitivity of teeth, which makes them zing in a dentist's chair or ache after biting into something cold, can be traced back to the exoskeletons of ancient, armored fish.

DANIEL: And the structure she'd found in the armor of Anatolepis, the now arthropod, was for sensing. HARIDY: All this extra anatomy - it's to sense pressure or to sense chemistry in the water.

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives ...

If you've ever gotten a toothache from eating something cold like ice cream, scientists at the University of Chicago might ...

Austrian scientists have discovered that the herbivorous dinosaur used its long, whip-like tail as a powerful weapon.

Bensley Distinguished Service Professor of Organismal Biology and Anatomy at UChicago. “So here we see that invertebrates with armor like horseshoe crabs need to sense the world too, and it just so ...