President Donald Trump’s administration has proposed several changes that would affect the struggling U.S. coal industry.

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

The attacker stabbed the worshiper dozens of times then filmed him with a mobile phone while shouting insults at Islam in ...

A final investigative report into the death of a worker who died in a fall at the West Elk Mine last August has pointed to ...

If the proposed mine at Oak Flat is built, it would be deeper than the height of the Eiffel Tower and wider than the length ...