Crews tearing apart a 1.5-acre pile of coal mine refuse that has been smoldering for two decades recently uncovered a section which measured 300 degrees Fahrenheit.

In Pennsylvania, where mining dates to the late 1700s, coal was mined in nearly half of the state’s 67 counties and there are at least 5,000 abandoned underground mines, leaving behind hazards ...

Furthermore, 100% of igneous, or volcanic, rock samples they examined contained REE at concentrations greater than 200 ppm. Igneous rock and impure volcanic-ash-rich coal are commonly a waste ...

The Trump administration on Friday greenlighted the expansion of a scandal-hit underground coal mine in Montana, one of the nation’s largest, cutting short a federal environmental review and ...

The situation at Anglo American's Moranbah North coal mine in Australia is stable and there is no evidence of damage after an underground fire, the company said on Thursday.

In Pennsylvania, where mining dates to the late 1700s, coal was mined in nearly half of the state’s 67 counties and there are at least 5,000 abandoned underground mines, leaving behind hazards ...