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

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

Whenever Yara Haridy, a paleontologist at the University of Chicago, shows off the fossils she works with, people are often ...

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

Ancient Fish and Human Teeth. The study surmises that those ancient, armored fish used dentin-based detectors to help survey conditions in their watery environments. They also sug ...

“These jawless fish and Aglaspidid arthropods (extinct marine arthropods) have an extremely distant shared common ancestor that likely had no hard parts at all,” Haridy said. “We know that ...

Yara Haridy, an evolutionary biologist at the University of Chicago, likes to stun people by telling them that our skeletons evolved from a jawless fish. "Much of what we have today has been ...