The ocean is home to a vast array of different animals, each with its own traits. These include different forms of mating, ...

Beds of Bathymodiolus mussels provide important habitat for other deep-sea critters, including sea stars, scaleworms and limpets. NOAA Ocean Exploration. The deep sea is the large ...

For many years, the deep ocean has been seen as a nutrient-poor environment where microbes living in the water survive on ...

More than a million giant skate eggs are discovered incubating in the heat of an underwater Pacific Ocean volcano.

Far below the reach of sunlight, the deep ocean has long been cast as a biological desert, a place where microbes eke out an ...

Japanese scientists confirm a new marine coral species, Corallizoanthus aureus, that glows in the dark and inhabits deep caves in the ocean.

A dome-fronted submersible sinks beneath the waves off Indonesia, heading down nearly 1,000 meters in search of new species, plastic-eating microbes and compounds that could one day make medicines.

At the bottom of the world’s trenches, there’s a fish that shouldn’t exist. Here’s how it earned the title of the deepest-living fish on Earth. If you were to drop a camera into one of Earth’s ...

Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

A newly discovered deep-sea creature has become an unlikely Internet star. After appearing in a popular YouTube video, a rare ...