In today’s newsletter: The U.S. military says it “eliminated” 16 Iranian mine-laying ships near the Strait of Hormuz.

Deep beneath Romania lies a 1,000-year-old salt mine that has been transformed into something completely unexpected. Inside this underground world are ferris wheels, boats, mini-golf, and entire rooms ...

A mine collapse at Congo’s key Rubaya coltan site kills large numbers of miners, and officials and rebels sharply dispute the death toll. Congolese mining authorities say the collapse happened ...

Louisiana's deepest lake formed after a drilling accident caused a sinkhole to collapse and a whirlpool to form, turning a 10 ...

Down at the bottom of 380 dizzying steps, the walls are an imperfect gray. They look like rock — but they taste salty. How do visitors know? They’re encouraged to lick them. Just to the southeast of ...

From health spas to film storage, salt mine caverns have been put to use in surprising ways—and they’re now poised to contribute to the generation and storage of clean energy.

At least one person has died following an industrial accident at the Bingham Canyon Mine that prompted a response from ...

Beneath southern Poland, the Wieliczka Salt Mine has transformed from a medieval industrial powerhouse into a surreal underground world of chapels, sculptures and salt-lined tunnels visitors can taste ...

An artisanal mine collapsed in the Central African Republic on Thursday morning, killing eight people, according to miners who are at the scene. The collapse, which also injured five other people, ...

The collapse took place Tuesday at the Rubaya mines, which are controlled by the M23 rebel group, Congo’s Ministry of Mines said in a statement, but senior M23 official Fanny Kaj said that only ...