In a breakthrough that might change a few minds about the battery-swap concept, Nissan says that they have succeeded in tests that would extend the range of the LEAF and other electric cars up to 186 miles on each charge, almost double today’s range with an improved battery.

Nissan has developed a new battery combination by adding small amounts of cobalt and nickel to the manganese in their current batteries. Now it’s a real mouthful: a lithium nickel manganese cobalt oxide cathode battery, or NMC.

Read more of this story »