A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought.

Explore Luka Dončić's effect on playoff dynamics, including coach conflicts and trade dramas impacting the Los Angeles Lakers and Minnesota Timberwolves.

The Trump 2.0 administration is possessed by a lust for minerals. Trump’s latest critical minerals edict, Immediate Measures ...

Conventional helium production comes with enormous carbon emissions, so scientists are looking for alternatives in places ...

Imagine a gentle landscape of rolling plains and peaceful forests, stretching as far as the eye can see. Now, picture that ...

Minn., has introduced a bill to ban copper-nickel mining on nearly a quarter-million acres of federal land in the same watershed as the Boundary Waters Canoe Area ...

Voyageurs National Park — Minnesota’s only park in the national ... “Big skies, big trees, big rocks, big water. There’s no place in the National Park Service that’s quite like it.” ...

Those are rock formations that contain critical minerals like cobalt, manganese and cooper ... “I wasn’t happy with it.” ...

Trump – who has vowed to place tariffs on imported copper and invoked emergency powers to boost the ability of the US to produce critical minerals ... 46,000-year-old rock shelters in ...

The second Trump Administration has begun the next phase in an ongoing battle at the federal and state levels over the future ...