But your refrigerator is. And why the best technology doesn’t always win out.

Mitt Romney recently referred to electric car-maker Tesla Motors as a loser. Yet as it ramps up sales of its sleek electric sedan, Tesla may end up a winner. Tracking its cash flows is one way to handicap its chances.

More powerful and appealing than its lease-only predecessor, the purely electric Fortwo ED is also something of a price chopper.

Andy Palmer, executive vice president of Nissan, attended a roundtable in Lower Manhattan to discuss how the automaker was responding to criticisms of its Leaf.

Shai Agassi leaves Better Place, a company that has won widespread praise and attention for his dream of ending the world’s dependence on oil.

A purely electric racecar developed by Toyota improves its unofficial time at the Nürburgring.

The chief executive of the race series, in which purely electric open-wheel racecars would compete in city centers, faces a number of challenges.

Ten black and 10 brown socks, all mixed up in a dark room. How many socks do you need to guarantee a pair?

Volkswagen, which has great sway in the auto industry, is focusing on plug-in hybrids while it plays down the immediate future for all-electric cars.