Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock via Getty Images Plus Imagine traveling back in time and observing ...

Before we start talking about tiger shark teeth, get to know the shark that these teeth come from. Tiger sharks, like many other shark species (but not all of them), are solitary creatures. They tend ...

Recently, we dove deep on the world’s smallest shark (the dwarf lanternshark) and now we’re swinging to the other end of the shark size spectrum to look at the world’s largest fish. The whale shark is ...

A recent diving trip off the coast of Florida resulted in an ancient discovery. Kristina Scott found a 6-inch megalodon shark tooth while fossil diving in Venice. She said she’s been fossil diving for ...

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 ...

WASHINGTON — They are the ocean's most famous apex predator. But something is eating at them - acid. Rising acid levels in the world's seas will dissolve sharks' teeth - that's according to a new ...