Even the gentlest sip of a cold drink can send a jolt through our teeth. That familiar sting, long thought to be a side ...

"I told him we'd make it look like the fish was smiling so you could see its teeth." Game wardens believe the pacu was a pet that outgrew its tank and was released into the wild. "How dare you ...

This fish must have a good dentist. A Brazilian businesswoman Paula Moreira went viral earlier this week after she shared images of a fish sporting human-like teeth. The video, which has more than ...

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

New research from the University of Chicago reveals that teeth may have evolved from sensory armor in ancient fish.

Ever wondered why our teeth are so sensitive to pain or even just cold drinks? It might be because they first evolved for a ...

the evolutionary predecessors of the teeth in your mouth. DANIEL: So the next time you smile at yourself in the mirror, think about the ancestral fish grinning back at you with feeling.

Paula was on holiday in Brazil's Porto Velho beach when she spotted a fish with a bizarre feature. What was it? She noted that the aquatic creature had human-like teeth, which stunned her.

"I told him we'd make it look like the fish was smiling so you could see its teeth." Charlie Clinton, 11, holds the pacu he caught. Game wardens believe the fish was a pet that outgrew its tank ...