Matt James has collected gold nuggets for years from the hills and riverbeds of California, but as the precious metal's price soars, he has found an unexpected El Dorado: on social media. Though the ...

COLOMA, CA ‒ Ankle-deep in a stream, James W. Marshall bent over and grabbed a shiny object that caught his eye. He placed it on a rock and began striking it with another. The shiny material pounded ...