The Bizarre Biological Trick That Makes These Teeth Tougher Than Steel | NYGazet

The remarkably stiff and durable teeth of a common mollusk species could offer invaluable insights for future technological advances, scientists say.

At first glance, chitons look like any other mollusk: round, bashful creatures creeping across seashore rocks. Flip one over, however, and you’ll notice rows of freakishly sharp, polished teeth—indestructible, multi-purpose chompers that researchers ... [2775 chars]