In a pine forest on Michigan’s Upper Peninsula, the only active nickel mine in the US is nearing the end of its life. At a time when carmakers want the metal for electric-vehicle batteries, nickel concentration at Eagle Mine is falling and could soon drop too low to warrant digging. But earlier this year, the…
It’s a major change that paves the way for electric air taxi startups to perform more robust demonstrations of their technology before they begin any commercial flights.