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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Ever wonder why teeth hurt? Blame it on a prehistoric armored fish. While the outer layer of our teeth is coated in hard enamel, ...

Thorny catfish are unusual freshwater species known for their armored bodies and defensive spines. When I encountered one ...

Long before dinosaurs walked the land a massive armored fish called Dunkleosteus dominated ancient seas Its fossilized head plates and blade like jaws have led some to describe it as a "sea monster" o ...

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 around ...

Researchers have linked the development of the human jaw to a 423-million-year-old armoured fish that skulked the bottom of the oceans. Paleontologists from China and Sweden said Thursday that our ...

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

(CNN) — 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 ...