mining

(Newser) - A cave-in method of coal extraction called “retreat mining,” recently okayed by regulators for Crandall Canyon, was more likely to have caused the Utah mine disaster than an earthquake, seismographers tell the Los Angeles Times. And they say the massive tremor was consistent with the type  “induced...

(Newser) - A Belgian museum filled with stacks of faded geological maps of the Congo—a former colony—has become an unlikely mecca for mining companies searching for new deposits. With prices soaring and on-site exploration impeded by armed militias, drillers are eager to shell out hefty research fees to the Royal...