Sharks

Sharks come in all sizes, from the tiny spined pygmy to the 40-foot whale shark, but the great white is hands-down the most famous, thanks in no small part to a little movie called "Jaws."

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Why do people collect shark teeth?

Sharks can have up to 15 rows of teeth growing behind their front row of chompers, so it's no surprise how many shark teeth litter beaches. But why do people collect them?


How Could a Human Race a Shark?

Michael Phelps is racing a shark for TV glory. But does he have a fighting (or swimming) chance?

In the Absence of Mates, Zebra Shark Just Births Her Own Clones

Shark shocker! This 'virgin birth' is the first example of a shark switching from sexual to asexual reproduction.

Eerie, Deep-ocean Ghost Shark Footage Surfaces for First Time

Never mind the penis on its head, this weird ghost shark was filmed live for the first time, and hanging out in the wrong hemisphere.

Does a New Two-headed Shark Discovery Mean It's Time to Seriously Freak Out?

In the past decade, several two-headed shark fetuses have been discovered. Is there something going on in the oceans we should know about?

Cannibalistic Ancient Shark Ancestors Devoured Their Own Young

The eel-like Orthacanthus, a precursor to modern sharks, may have turned to cannibalizing its own babies in times of crisis.

We Know Far Less About Sharks Than You Might Think

Think science has sharks all figured out? Think again. We still have so many unanswered questions about the aquatic marvels.

Sharks Around These Remote Islands Have Set a World Record

The most remote islands in a remote archipelago hosts a huge biomass of the ocean's largest predators — and that's a good thing.

How Drones Can Protect Us From Sharks — and Sharks From Us

People are going to go into the ocean. Sharks are already in the ocean. What can we do to help minimize problematic encounters? Maybe it's time to send in the drones.

What if there were no sharks?

Most of us would take to the seas a bit easier without any hammerheads, blacktips or bull sharks patrolling the waters below. The truth is, however, sharks help maintain a balanced ecosystem.

Can I survive a shark attack by gouging out its eyes?

A shark is coming at you. It opens its mouth wide, baring teeth. Will you be able to reach around and poke it in the eyes without losing an arm?