In 2011, longwall mining was responsible for 40% of coal in the US from underground mines. This type of mining can impinge on people who live in the area, however.

An impervious vein of igneous rock is preventing the coal miners from reaching more of the black stuff. Unless they can work around it, miners may be laid off by the hundreds.

34 Bosnian Coal Miners Trapped Underground After Earthquake. Published Sep 05, 2014 at 5:53 AM EDT Updated Feb 27, 2016 at 11:16 PM EST.

Bridger Coal Company will close its underground mining operation near Rock Springs in November, the company disclosed in a letter to that city’s mayor. The closure will affect 94 employees ...

World-first 3D laser-scanning technology makes coal mining safer by giving workers a view of what's underground without actually having to be there.

Heat from underground coal mine fires, possibly drawn to the surface by 100 mph winds, has not been ruled out as a possible cause of the Marshall Fire. RELATED Investigators: ...

In late September, an underground coal mine just outside the town of East Carbon in rural Utah caught fire. More than two months later, it’s still burning. Now, the once-bustling mine called ...