The sensitive interior of human teeth might have originated from a seemingly unlikely place: sensory tissue in fish that were swimming in Earth’s oceans 465 million years ago. While our teeth are ...

Can we examine the teeth of living fish and other vertebrates in detail, repeatedly over time, without harming them? Previously, small animals often had to be euthanized to obtain precise information, ...

The transition to eating cooked instead of raw meals was seen as a key development in human evolution, according to a newly published study. The question of “the first meal” has long been debated, but ...

Ever wonder why teeth hurt? Blame it on a prehistoric armored fish. While the outer layer of our teeth is coated in hard enamel, it’s the inner layer, called dentine, that feels pain. Dentine carries ...

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.

How the dental mold works: Researchers take impressions of fish teeth, using a fish called Polypterus as an example; (A) 3D model of the mold showing mandibular/lower side, maxillary/upper side, and ...

The researchers identified teeth on the tenaculum of ancient relatives to the modern adult male spotted ratfish. This fossil record helped them establish the historical significance of this structure, ...

Sheepshead fish (Archosargus probatocephalus) are a species of ray-finned, predominantly marine fish commonly found along the eastern coastline of North America and South America. They are known for ...

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