Scattered across an abyssal plain known as the Clarion-Clipperton Zone (CCZ) are polymetallic nodules that are a potato-sized prize for mining companies in search of materials needed for humanity's ...

Mining of rare metals on deep sea and ocean floors miles below the surface could create "dark oxygen" and also cause potentially harmful changes to the marine ecosystem, according to new research.

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

Nearly 4,000 m beneath the Pacific, in water so dark that sunlight has never penetrated, scientists have stumbled on a new way that oxygen can appear where it should not exist. The finding, quickly ...

Deep below sunlight, a rarely seen frilled shark reveals ancient anatomy, slow reproduction, and mysterious habits, offering ...

Scientists have discovered a previously unknown source of oxygen production on the seafloor, challenging the assumption that photosynthesis is the primary source of oxygen. This "dark oxygen" is ...

Oxygen-producing rocks have been found on the deep seafloor, challenging what we know about oxygen production. I don’t know about you, but when I learned about oxygen production, it involved plants, ...

Potato-shaped metallic nodules deep under the Pacific Ocean produce oxygen in complete darkness, challenging previous assumptions about oxygen production. The discovery of "dark oxygen" raises ...

The Metals Co. is trying to discredit new research that bolsters opponents’ claims that the deep sea is too unknown to mine. Scientists this week unveiled what they say is evidence that rocks rich ...

The Trump administration announced this past week that it has entered talks with the Cook Islands to research and develop seabed mineral resources. The Polynesian archipelago is one of only a handful ...