Ocean depths hide sharks with extraordinary features. These creatures, from the Goblin shark's snout to the Thresher shark's ...

Some people were born to swim underwater, and I am not one of them. Even if all of us were natural born water athletes, it ...

A new study reveals an unknown species of whiplash squid burying itself upside down in the deep sea — a first-of-its-kind ...

Evolution keeps repeating itself, and somehow, it always ends up with crabs. Scientists are finally explaining why.

Almost a half-mile below Monterey Bay's surface, California scientists recorded rare footage of a seven-arm octopus eating a ...