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, ...

Researchers in New Zealand found that a small species of shark makes noises with their teeth when touched by humans ...

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

Megalodon was likely a long, streamlined predator, not a bulky giant. Scientists compared its bones with modern sharks.

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark ...

Teeth from sharks and rays can be used to study their diet, but one of the biggest challenges in shark science is collecting ...

The clicking of flattened teeth, discovered by accident, could be “the first documented case of deliberate sound production in sharks,” evolutionary biologist Carolin Nieder, of Woods Hole ...

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 ...