Panasonic works to develop cobalt-free electric-car batteries

Tesla gigafactory, March 2016, shown in drone footage posted to YouTube by Above RenoOne of the most widespread concerns about electric cars centers around the availability and cost of cobalt. Cobalt is an element used in lithium-ion batteries to build stability and increase safety. While the signature element in modern electric-car batteries, lithium, is mined in only a few countries, it is relatively easily accessible, and so...