South Korea is transforming abandoned coal mines into testing grounds for lunar exploration.

At Zhunneng Group's Heidaigou mine, 17 unmanned trucks glide across the open pit like giant robotic radio-controlled cars.

tunnel collapses, and equipment malfunctions. (The number was far higher through the 1940s, often reaching into the thousands ...

China is leveraging artificial intelligence and automation to revolutionize its coal mining industry, achieving significant profitability and energy security despite global pressures to reduce fossil ...

We explored a massive coal mine that stretches for miles underground. With the help of our friend Blake, we navigated through long tunnels, discovered side splits, and followed old tracks deep ...

Before Congress created the agency, known as MSHA, hundreds of miners died each year, in explosions, tunnel ... mining accidents, according to the agency’s data. Even after accounting for coal ...

At the start of their shift, the coal miners working on Enlow Fork Mine’s H-3 longwall section step into a black ... a cement-like material used for mines, subways, tunnels, and swimming pools. “This ...

The coal remains in the 11 coal mining sites with a complex network of tunnels measuring an estimated 54km, 304.8m below the town, and extending to a depth of 600m. The tunnels have not been ...