When ships sink, they add artificial structures to the seafloor that can quickly become diverse, ecologically important ...

Invisible clouds of sediment created by underwater mining spread for miles, putting ocean floor ecosystems at risk.

The marine biologists of the Schmidt Ocean Institute are a busy bunch. Over the last few years, scientists aboard the ...

A deep-sea mining test shows ecosystem damage can begin immediately, with more than one-third of seafloor animals lost in a single pass.

For much of the twentieth century, a prevailing view in marine biology held that most major marine groups originated in sunlit, shallow waters and later colonized the deep sea. This perspective ...

The elusive deep-sea creature typically lives over 1,000 meters below sea level, but was seen around 250 meters below sea level ...

A deep‑sea mission off Argentina captured a rare phantom jellyfish and revealed the largest‑known Bathelia candida reef and ...

Sometimes, real life is stranger than fiction, a fact made clear during the National Oceanic and Atmospheric Administration's Seascape Alaska 5 expedition in August 2023. While on the deep ocean ...

The existence of a previously unknown source of oxygen would call into question long-held assumptions about the origins of life on Earth.

A glowing mystery mollusk spotted in deep-sea footage has been identified as a new species of nudibranch. For years, its ...

A lot of weird-looking life-forms lurk in the deep sea, and this year we got some spectacularly close looks at several of them, including a goofy Doctor Who–esque octopus, alienlike Antarctic dwellers ...