The shale-oil revolution that transformed the U.S. into the world's top oil producer is entering a new phase - one that could see America's hard-fought lead in energy erode in fewer than five years as ...

First of two parts: Girardville, a tiny, past-its-prime coal town hidden in the Schuylkill County mountains, could be worth ...

Alamere Falls is a cascading coastal waterfall that bleeds over a slick, shale bluff onto an ocean beach. It is a rare “tidefall” that crests the edge of the continent near the southern end of the ...

Sarytogan Graphite has landed a significant upgrade for its Kazakh graphite deposit, including a maiden reserve of 5.4 million tonnes at 28.3 per cent total graphitic carbon.