Researchers at MBARI, the Monterey Bay Aquarium Research Institute, have been exploring this hidden world for years. Using ...

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...

With tentacles trailing up to 120 feet, the lion's mane jellyfish is basically the deep-sea version of Rapunzel—if she could sting. Its bell can reach 8 feet wide, and those glowing tendrils help it ...

Science fiction movies and comics have long played with the boundaries of fear and fascination. Be it the characters in the form of shape-changing aliens, gooey-looking, bizarre creatures, or ...

Scientists found a sandy sea creature with “transparent” tentacles off Spain and discovered a new species, a study said. Getty Images/iStockphoto Plunging into the water off the coast of Spain, scuba ...