If you’re like me, you often step outside and yell, “Hey everybody, it’s 2012... Where are all the electric cars?” Batteries, it turns out, are a tough obstacle on the road to electric car efficiency. One big issue is that usually the more juice a battery can crank out, the heavier it must get. But IBM is seeking to address that problem with lightweight batteries capable of propelling a car 500 miles on a single charge.
The Battery 500 Project...
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