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Colorado Public Radio1d
The Switzerland Trail in Boulder County has a storied past in mining. Here’s how
It’s a popular hiking spot now, but in the late 1800s and early 1900s, it was an important way for Colorado mining businesses ...
Interesting Engineering on MSN2d
US Army’s gold mining plan triggers lawsuit from furious Alaska native tribe
The Native Village of Dot Lake, an Alaskan tribe with federal recognition, has launched a lawsuit against the U.S. Army Corps ...
In the Nevada desert, a Tesla cofounder digs deep for the new black gold
As tariffs threaten global trade, Redwood Materials is building the first major domestic US supply of crucial EV battery ...