Great white sharks are not born with their iconic serrated teeth; instead, their teeth change as they grow and their diet shifts. Juvenile great whites have thin, needle-like teeth with small cusplets ...

A great white shark is a masterwork of evolutionary engineering. These beautiful predators glide effortlessly through the water, each slow, deliberate sweep of the powerful tail driving a body ...

A new documentary from cinematographer Andy Casagrande captures great white sharks at Guadalupe Island and South Africa's ...

June 15 is National Megalodon Day, a massive prehistoric shark species that went extinct more than 3 million years ago.

Most shark teeth found on beaches are dark, fossilized remains that are thousands to millions of years old. The color of a fossilized shark tooth indicates the minerals present during its formation.

The great white shark is one of the ocean’s most impressive predators, but it may pale in comparison to the ancient megalodon ...

Great white sharks have a reputation for being some of the most ferocious animals in the ocean, owing in part to their mouth full of sharp, serrated teeth. Most people believe that they are born as ...