The fortunes of a remote tungsten pit have risen and fallen through more than a century of conflicts. The critical mineral could now be a deterrent.

Here’s what you’ll learn when you read this story: When it comes to coal mining, Pennsylvania is king, but the Keystone State is also known for its mine fires. The Centralia mine fire, which has been ...

Deep beneath a South Korean mountain, workers are reviving a mine that could challenge China’s grip on a metal vital to weapons, chips and industry. About 58 ...