Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

Sharks are some of the most fearsome predators in the ocean, but did you know they have a secret superpower? Unlike humans, who only get two sets of teeth in a lifetime, sharks never run out—some ...

Most kids have a natural curiosity about sharks − especially their sharp and abundant teeth. Our team had the idea to use the appeal of this charisma ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists ...

This “chipmunk shark” packed quite a punch with its strange set of teeth. Its diet varied from ... “We’ve ended up finding at least 70 different kinds of shark at Mammoth Cave from a ...

Marine biologist Carolin Nieder says she discovered that rig sharks make clicking sounds Rig sharks make a clicking sound ...

The US National Park Service announced the identification of a new species of ancient shark, Clavusodens mcginnisi, ...

Researchers in New Zealand found that a small species of shark makes noises with their teeth when touched by humans Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been working ...