Pollard seemingly fell into the hole which led to an abandoned mining shaft, and her remains were found days later. Pennsylvania, like other Appalachian states, has many abandoned mines ...

Just because a mine has been exhausted of its ore, that doesn't necessarily mean it has no value. A 2023 study suggests that the shafts of such ... belts and dump trucks would be used for the ...

Lead, SD, March 18, 2025 (GLOBE NEWSWIRE) -- The Sanford Underground Research Facility (SURF) in the Black Hills of South Dakota is America’s Underground Lab – with cutting-edge experiments in biology ...

BEIJING, March 7 (Xinhua) -- China has initiated the large-scale operation of its domestically developed 120-tonne pure-electric mining trucks in open-pit mines, marking a breakthrough in the ...