Glittery sea worms and sea squirts fit for "The Lord of the Rings" universe might sound like pure fantasy, but they're very ...

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, ...

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

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.

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how scientists view life in the deep.

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 ...

Reaching over 30 feet long, the mysterious giant oarfish is the real-life "sea serpent" behind centuries of myths and legends ...

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 ...

Deep down in the sea, where no light penetrates and where the availability of food is very low, life somehow exists in ways ...

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 ...

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 ...