Deep-diving fish have a problem: The only light that penetrates their watery environment is blue and green hardly enough of a palette for flashy color patterns. Now, a new study reveals these fishes' ...

A mantis shrimp peers from its burrow in the Bismarck Sea in Papua New Guinea. Photo by David Doubilet/ National Geographic/ Getty Images. And lo, it is glorious, this love comic to a vicious shrimp.

The ocean is home to some sea creatures that will likely give you a fright. Much of the ocean's marine life is yet to be discovered, with scientists estimating that a whopping 91% of ocean species ...

Swimming through the crystal blue waters surrounding the Galapagos Islands, divers watched the hubbub of life on the coral reef. A "large," colorful sea creature with "spectacular" blue fins caught ...