Nickel exploration ramps up in Michigan and Minnesota amid rising EV battery demand

A rock almost 2 billion years old emerges from the grip of a massive drill rig plumbing deep into the soil of Michigan’s remote Upper Peninsula — another clue in a national hunt for valuable electric …A rock almost 2 billion years old emerges from the grip of a massive drill rig plumbing deep into the soil of Michigan’s remote Upper Peninsula — another clue in a national hunt for valuable electric …