A new recycling technique developed in China claims to capture 99.99% of the lithium in spent electric vehicle batteries, a level of recovery that would have sounded fanciful only a few years ago. By ...

In the 1860s, white settlers flocked to what would become Marysvale, where the Deer Trail Mine is now located, with high hopes to strike gold, silver, and copper. By the 1930s, though, most of the ...