A mysterious creature never seen alive since its discovery in 1925 has now been filmed for the first time. We knew the colossal squid existed, as it had been seen in the bellies of whales, but it had ...

This is the midwater zone, a hidden ecosystem that begins 650 feet below the ocean surface and sustains life across our ...

An entire world lives deep ... dark ocean expanses between seeps and canyons. This siphonophore—a collection of single cells that teamed up to form a larger creature—was spotted in shallower ...

In a groundbreaking discovery, scientists have identified a phenomenon they're calling "dark oxygen" — oxygen ... now have evidence that these deep-sea nodules may act like “geobatteries ...

The research that gave rise to the dark oxygen discovery was partly funded by a Canadian deep-sea mining business, The Metals Company, that wanted to assess the ecological impact of such exploration.

A scientific debate has emerged regarding the possibility of producing 'dark oxygen' without sunlight, through metallic nodules found deep in the ocean ... of separating water into hydrogen ...

"Deep-sea discovery calls into question the origins of life," the Scottish Association for Marine Science said in a press release to accompany the publication of the research. Environmentalists said ...