Electric cars could make a huge dent in the world’s greenhouse gas emissions. But they still make a tiny 2 percent of cars on the road today. A big speed bump they face is the hour or so it takes to charge. That could change, thanks to a new discovery by Pennsylvania State University researchers. They have come up with a technique to charge lithium battery in just 10 minutes for 200 to 300 miles of driving. An electric car that can be charged in the time it takes to fill a gas tank could jumpstart the EV market. “The…
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