Tesla granted patent on metal-air battery charging

2012 Tesla Model S beta vehicle, Fremont, CA, October 2011

When it comes to Tesla and electric-car batteries, the eyes of most analysts are currently on the automaker’s “Gigafactory,” which began battery-cell production earlier this year. The Gigafactory is expected to build cells in massive numbers, but using a variation of the same lithium-ion chemistry that currently dominates in the electric-car… …read more