‘There is a corrosion effect on sharks’ teeth,’a study’s author said ...

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, ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

Coyotes are one of the wild dog species you wouldn’t wish to turn into pets. These mammals have innate feral impulses that help them thrive in the wild. Therefore, domesticating coyotes like pet dogs ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The sensitive ...

A CT scan of the tooth-like odontode structure from Astrapsis, an ancient jawless vertebrate fish shows that its tubules (shown in green) are filled with dentine, which also serves as the sensitive ...