From Europe to North America, an energy revolution is breathing new life into empty, long-forgotten coal mine shafts—by repurposing them into places to store renewable energy. Using "gravity batteries ...

Step back in time while exploring the abandoned Mariscal Mine in Texas. Discover the history, eerie remnants, and haunting beauty of this forgotten mining site. Perfect for history buffs and urban ...

Abandoned coal mines could be significant sources of greenhouse gases, releasing carbon dioxide into the atmosphere. Recent research reveals that these forgotten sites continue to influence our ...

A Colorado woman who fell to her death after stumbling into a vertical mineshaft while hiking has highlighted a potential hazard that lies beneath our feet. On October 20, Jennifer Nelson, 54, slipped ...