A procession of heavy-duty trucks rolls down the valley to waiting refineries, where shipments of gray ore are processed into ...

E-bike batteries are, for the most part, a collection of 18650 batteries, packaged together and welded in series and parallel, attached to a battery management system (BMS). A "dead" e-bike battery ...

Sodium-ion tech is 90% cheaper than lithium and already in 250K vehicles. Could it make U.S. EVs cheaper—and sideline Detroit ...