Is Slate Auto’s Electric Truck the Answer to Expensive Cars?

Is Slate Auto’s Electric Truck the Answer to Expensive Cars?

Slate Auto, a start-up backed by Jeff Bezos, plans to sell a small, spartan electric truck that comes with no paint, stereo or touch-screens.
A Toxic Pit Could Be a Gold Mine for Rare-Earth Elements

A Toxic Pit Could Be a Gold Mine for Rare-Earth Elements

Mining continues at the Continental Pit. Nearby is the Berkeley Pit, a site for acid mine drainage that poses an opportunity for extracting valuable metals.