They're in the headlines every week—critical minerals like lithium, cobalt, nickel, graphite and the rare earth elements ...

Geologists have found a new source for rare earth elements: old mine tailings. Miners pushing ore carts through the tunnels of the Gould and Curry Mine in Virginia City, Nev., in this undated ...

After all, China's hold on rare earth elements is a running theme in "House of Cards" (think of Raymond Tusk's push for "Samarium 149"). And defending the only U.S. rare earth mine is Jason Bourne ...