You've heard of the Great White and the Hammerhead—but what about the lesser known but equally fierce sharks? Join Hank Green ...

(via PBS Eons) Long before the rise of the great whites and hammerheads we know today, sharks and their cartilaginous relatives ruled Earth’s oceans and rivers in astonishing variety. It was the ...

Despite what you may think, shark attacks are actually very rare. In 2013, the U.S. saw a grand total of 53 unprovoked shark attacks, with only two of those reports resulting in a fatality. The truth ...

When science meets the unexpected, things get weird fast. These are the real stories of mutant sharks caught around the world—two-headed blues, albino giants, and even a bright pink manta ray. Learn ...

The marine conservationist and environmentalist says she swam closer to the shark phenomenon rather than away from it Algarra, who says she got a few "fins to the face" during her dive, explains how ...