This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an ...

In July and August scientists onboard the Schmidt Ocean Institute’s research vessel Falkor (too) spotted the oddities through the eyes of an underwater robot as they explored the Mar del Plata Canyon.

Scientists recorded the first shark in Antarctic waters when a sleeper shark passed a deep-sea camera in near-freezing darkness.

New research shows why some shelly critters flourished in the ocean’s harshest habitats — and others didn’t Jack Tamisiea Beds of Bathymodiolus mussels provide important habitat for other deep-sea ...

The deep sea is a distinctive environment, distinguished from surface waters by darkness, cold and immense pressures. Global data reveal how much more connected deep-sea life is than life in the ...

Tim O'Hara has received funding from CSIRO's Marine National Facility, Parks Australia, Ocean Census, and from philanthropic support of Museums Victoria Research Institute. You may have read that the ...

A cnidarian is attached to a dead sponge stalk on a manganese nodule in the Clarion-Clipperton Zone. Diva Amon and Craig Smith, University of Hawaii at Mānoa Picture an ocean world so deep and dark it ...

The deep ocean hosts animals that evolved under extreme darkness, pressure, and limited food. Many species rely on ambush tactics, bioluminescent lures, or oversized jaws to capture rare prey. These ...

A new study led by researchers at the University of Hawaii (UH) at Mānoa published in Nature Communications is the first of its kind to show that waste discharged from deep-sea mining operations in ...