Ruff’s work to understand dark oxygen has implications far beyond Earth’s deepest mines. Moab Khotsong’s ancient, hidden ecosystem exists at high temperatures, pressures, and salinity ...

Half a century after the world's first deep sea mining tests picked nodules from the seafloor off the US east coast, the damage has barely begun to heal.

Running at a staggering depth of 3,891 metres down and 2,062 metres below sea level, a colossal mine in Africa is the deepest and richest gold mine in the world. Mponeng gold mine began producing ...

Mankind has mined the earth’s surface for thousands of years ... one company is digging what may become the world’s first operational deep-sea mining site. Videographer Edward Kiernan and ...

In 1982, geologist Martin Hovland sat aboard a research ship owned by the Norwegian oil company Statoil (now Equinor) in the Barents Sea. As he peered at a sonar screen, he saw something strange—a ...