Protean Electric in-wheel motors have the stuff to make an F-150 turn green

An energy efficient Ford F-150 certainly sounds like an oxymoron, but the folks at Protean Electric have proven that even this gas guzzler can go green. So how'd they do it? Well, with in-wheel motors of course. This isn't the first time we've seen this technology put to use, but if things go according to plan, Protean's version of the in-wheel motor could be road ready as soon as next year. The things weigh 68 pounds (31 kilograms) a piece and offer 110 horsepower per wheel. When pared with th

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