Sharks are famous for their fearsome teeth. That could change - Scientists have linked human activities including the burning ...

Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their ...

STANFORD, Calif. (KGO) -- If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: they're long and really sharp. But now, researchers at ...

An ancient shark older than forests still glides through deep oceans today. Its strange teeth, slow life cycle, and ...

The study found that as acidity increases, shark teeth could become structurally weaker and more prone to cracking and breaking. This could eventually threaten sharks’ position at the top of the ...

A brand new species of prehistoric shark has been discovered, and its teeth have a terrifying addition: their very own tiny fangs. The shark has been named Palaeohypotodus bizzocoi. Its genus name ...