Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

A new study has revealed that teeth, as we know them today, didn’t evolve for chewing or biting, but for sensing the environment around ancient fish. This discovery pushes the timeline of vertebrate ...

Our sensitive teeth originally evolved from the "body armor" of extinct fish that lived 465 million years ago, scientists say. In a new study, the researchers showed how sensory tissue discovered on ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. A CT scan of the tooth-like odontode structure from Astrapsis, an ancient jawless vertebrate fish shows that its tubules (shown in ...

View post: Winter Storm Warning Map Shows Every State’s Valentine’s Day Weather A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human ...

What has needle-like teeth so large they don’t fit inside its mouth, a huge gaping jaw that completely engulfs its prey, and lives in the depths of the ocean where sunlight can’t reach? That would be ...

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.