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The washboard gravel road had lost all novelty. Hours now seemed like days, feeling like nearly a week since we'd turned off Alaska Route 10 for this endless bone-jarring, time-distorting road to ...

COPPERTON, Utah — Utah's famous copper mine is bringing back its underground mining operation, which ended more than 100 years ago when it shifted to an open-pit method. Rio Tinto's Kennecott Copper ...

Add Yahoo as a preferred source to see more of our stories on Google. An active medical emergency turned industrial fatality is being investigated at the Kennecott Copper Mine, and the mine has ...

After more than 100 years, Rio Tinto announced Tuesday that the Kennecott Copper Mines will resume underground mining. The company has approved a $55 million investment in development capital to start ...

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

After two public hearings and an extended comment period, the Utah Air Quality Board has approved emissions increases for long-term mining at Kennecott Utah Copper’s Bingham Canyon mine. During the ...

In Alaska, 195 mi. up the winding Copper River Valley, is Kennecott, a raw mining town sprawled on the edge of what was once the richest copper mine in North America. Alexander Baranof, first Governor ...

A Utah copper mining company Kennecott will begin manufacturing a rare mineral used in solar panels that used to be discarded along with the other mine tailings. Rio Tinto officials and Utah Gov.

SALT LAKE CITY--(BUSINESS WIRE)--Rio Tinto has energized a new 25-megawatt solar plant at its Kennecott copper operations in Utah, showcasing a circular critical-minerals supply chain in which ...

SALT LAKE CITY (AP) — A Utah mining company is offering a $20,000 early retirement bonus to reduce layoffs it says will be made necessary by a landslide that damaged an ore pit west of Salt Lake City.