The following is a list of the 10 biggest mining companies by trailing 12-month (TTM) revenue. 1 Some companies outside the ...

Rare earth elements are an easy-to-find, hard-to-refine resource critical for everything from magnets and electronics to ...

On Aug. 31, MSHA published a proposed rule in the Federal Register to require underground coal mines to equip continuous mining machines with proximity detection systems in order to protect miners ...

At the start of their shift, the coal miners working on Enlow Fork Mine’s H-3 longwall section step into a black steel elevator and descend 800 feet underground, where they walk out through a heavy ...

The minecart was developed hundreds of years ago, with examples of this style of vehicle dating back at least to the 1500s. They were used to help move earth and minerals out from the deep tunnels ...

(AP) - Crews desperately continued removing massive amounts of water in an effort to locate a trapped worker inside a flooded coal mine in West Virginia as the work entered a fifth day Wednesday. Gov.