It took nearly 25 years for biologists to discover that a swimming and glowing organism in the ocean’s midnight zone was actually a sea slug.

Scientists at the Monterey Bay Aquarium Research Institute identified an intriguing new deep sea species off of California. It's see-through, can glow, and nabs prey with a large hood. At one point while filming,

Advances in technology that enabled the discovery of a new species by California scientists may lead to a better understanding of the ocean’s depths.

Scientists uncovered the "mystery mollusk," a strange glowing sea creature lurking in the ocean's midnight depths.

In the depths of the ocean, a creature called the Monorhaphis chuni sponge is challenging our understanding of longevity. This sponge, with its massiv

Formerly known as the 'mystery mollusk,' this glow-in-the-dark nudibranch is the first of its kind to be seen living in the ocean's ultra-dark midnight zone.

Decades after spotting a mysterious creature in the deep, researchers announce a new species - The mystery mollusc has been identified

Scientists from the Monterey Bay Aquarium Research Institute (MBARI) have discovered a new species of nudibranch. They encountered it in the depths of the Pacific Ocean, where no nudibranchs had been found before.

Scientists from the Monterey Bay Aquarium Research Institute (MBARI) have discovered a new species of nudibranch. They encountered it in the depths of the Pacific Ocean, in a location where nudibranchs had not been observed before.