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

Coal — the rock, not the roll — is one of the dirtier fuel sources out there, with both mining and burning it often leading to serious medical complications for those involved. Now, though ...

In coal-rock formations, many micro-fractures exist, and the expansion of these micro-fractures is the internal catalyst for the macroscopic destruction of coal-rock. Moreover, the occurrence ...

When the project is finished, the excavation team will have moved 182,000 cubic yards of material, which is about 72,000 pickup-truck loads of coal, rock and dirt.