A mine safety expert says many old mines in Western Pennsylvania have less than 50 feet of ground cover between the mine and ...

Clouds of emissions rise from the smokestacks of the Seward Generating Station, but that also means there is less waste coal sitting on abandoned mine lands.

But, today, that mining has hollowed out the ground beneath us. Pennsylvania’s inventory of abandoned coal mines is larger than that of any other state in the nation, and the Keystone State has ...

In the Oval Office on Tuesday, Elon Musk said the government stores and processes retirement paperwork in an old limestone ...

UNITY TOWNSHIP, Pa. (KDKA) - At least another full day of ... shoring up and searching an abandoned coal mine behind Monday's Restaurant on Marguerite Road in Unity Township.

On Feb. 11, tech billionaire Elon Musk and the Department for Government Efficiency, which he leads, made a series of claims about a limestone mine in Pennsylvania where the U.S. government allegedly ...

Hundreds of federal workers process thousands of retirement applications every month, by hand in a converted former mine.

Corsa released an update on its internal lab analysis that suggests the presence of PGMs in its coal refuse disposal material. According to a Corsa corporate report, a South African mineral research ...

The Pennsylvania Historical & Museum Commission (PHMC) on Wednesday announced that Eckley Miners’ Village — a landmark patch town preserving the legacy of Pennsylvania’s Anthracite mining industry — ...