At the Panther Creek plant in Carbon County, Pennsylvania, the waste from old coal mines is being used to power a Bitcoin mine. The plant is 2,800 miles away from Silicon Valley.

Pennsylvania produced nearly 42.5 million tons of coal from 16 counties in 2021 — third most in the country, according to the U.S. Energy Information Administration and the caucus announcement.

Coal mining’s roots in the Pittsburgh area run deeper than the foundations of American democracy. Since the mid-1700s, years before the Declaration of Independence, Pennsylvanians have mined ...

LANSFORD, Pa. — Massive hunks of metal at the No. 9 Coal Mine and Museum are blades to gigantic fans, which were crucial in helping keep miners safe in the late 1800s. "Their whole function is ...

Pennsylvania’s largest solar farm has been awarded $90 million and will sit on 2,700 acres of former coal mining land in the vicinity of the shuttered Homer City coal plant.