The limestone mine Elon Musk says handles federal retirement papers is actually a real thing that does in fact function ...

Reliable sinkhole data isn’t readily available to the public. For the fifth time, a Florida congressman is trying to pass a ...

Japanese authorities have asked hundreds of residents near Tokyo to evacuate as a sinkhole at an intersection grew to more ...

Just about anywhere where you get limestone or dolomite close to the surface, you're going to have concerns with sinkholes. You're going to have concerns with a very fragile groundwater system ...

Sinkholes are most common in areas underlain by rocks like gypsum, limestone and other carbonate rocks, which can be naturally dissolved by groundwater, according to the United States Geological ...