CAMBRIDGE, England: In the race to go electric, carmakers have focused on range to ease consumer anxiety over charging infrastructure, but battery makers are already working on the smaller, longer-lasting and cheaper batteries of the future, which also charge more quickly.
While carmakers today chase market leader Tesla Inc, seeking to build cars that can travel 300 miles (482 kilometres) or more between charges, battery start-ups expect range will matter less as public electric vehicle (EV) chargers become ubiquitous.
