By Ernest Scheyder and Nate Raymond March 30 (Reuters) - A federal judge rejected claims by environmentalists that the U.S.

Kentucky charged "unallowable costs" to federal grants for abandoned coal mine land reclamation, an audit found.

What happened when disaster struck 300 feet below ground in a coal mine? Mine Rescue Day at the Anthracite Heritage Museum in ...

The Trump administration brokered an unusual deal with a U.S. mining, refining and magnet company as part of a plan to ...

Perpetua Resources says a loan from the U.S. Export/Import Bank opens the way for a restart of a key Idaho-based antimony ...

Some local residents fear the project could mean relocation or other impacts for people who live and graze livestock on adjacent land.

The lithium mine Zijin Mining Group Co. plans to open this year in the Democratic Republic of Congo is set to be one of the ...

U.S. intelligence officials have assessed that Iranian forces have deployed a small number of mines in the Strait of Hormuz, ...