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 ...

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 ...

Sibanye Stillwater, which owns the Kloof mine near Johannesburg, said the workers were safe and gathered at an assembly point ...

7,000) into the deepest mine in North America ... of special oxygen equipment, and started down the 13,800-ft. shaft. Eighty-one survivors were brought up, their faces blank with shock.

Europe’s deepest zinc and copper mine. Located about 450km north of the Finnish capital Helsinki, the Pyhäsalmi Mine extends 1,444m below the Earth. With mine operations at Pyhäsalmi winding down, the ...

Traveling about 2 meters a day, the giant mechanical mole is digging Europe’s deepest mine shaft. But its final target is still about one kilometer and three years away: a thick seam of ...