Exclusive photos reveal a sprawling, 300-year-old coral near Solomon Islands, recently discovered by the National Geographic ...

An unusual sea slug with a large hood, a tail with fingerlike projections and glowing bioluminescence has been found living ...

Deep-sea researchers have discovered a glowing sea slug with a huge hood that helps the creature feed like a Venus fly trap.

Scientists from the Monterey Bay Aquarium Research Institute (MBARI) have discovered a new species of nudibranch. They ...

Cold, nutrient-rich water is churned up from these frigid depths toward shore, where it fuels the California coast’s iconic ...

MBARI researchers have discovered a remarkable new species of sea slug that lives in the deep sea. Bathydevius caudactylus ...

This is Bathydevius caudactylus, the first known nudibranch of its kind: living not in shallow waters, or on the seafloor, ...

MBARI researchers have classified the new species as Bathydevius caudactylus, colloquially called the "mystery mollusc." ...

An ocean expedition to a dynamic marine realm off the little-explored Chilean coast — with seeps and vents emitting nutrients ...

In the deep ocean, thousands of feet below the surface, it looks like it's snowing. At those depths, the water is filled with ...

They drift aimlessly at sea, soaking up sunlight from the sky and nutrients from the deep. Often invisible to the naked eye, ...

Oxygen, the molecule that supports intelligent life as we know it, is largely made by plants. Whether underwater or on land, ...