A mine safety expert says many old mines in Western Pennsylvania have less than 50 feet of ground cover between the mine and ...
A sinkhole is a section of land that has collapsed in on itself, sometimes for many feet. If the sinkhole is big enough, it can swallow an entire house. But in May 2022, scientists discovered a ...
Homes have been evacuated and water in the area has been turned off. It is thought that the hole is around 19m long and three ...