As rich ore gets harder to find, the mining industry is using subatomic particles to map rock deep underground ...

Fort Hood soldiers are training in underground tunnels to prepare for mass casualty scenarios, reflecting lessons learned ...

After two seasons of closure for repairs, the underground mine tours at Lake Vermilion-Soudan Underground Mine State Park are ...

Beneath our feet, entire communities have carved out lives in the shadows. These underground cities were real places with homes, markets, churches, and entire support systems. Here are some of the ...

Underground places you won’t believe are real Hidden cities. Salt mine shrines. Skull-encrusted catacombs. Glowworm ...

Two kilometres underground near Sudbury, Ont. , a machine has reached a temperature so low it barely seems real.

The power grid has been a topic that has dominated headlines in the energy industry and mainstream news over the past few decades. Despite this increased focus, with each passing year the problem is ...

Since the first detonation of an atomic bomb in 1945, more than 2,000 nuclear weapons tests have been conducted by eight countries: the United States, the Soviet Union, the United Kingdom, France, ...