Michelin Develops Revolutionary Active Wheel for Electric Cars

Is this tire really the "Holy Grail of Eco-Transportation," as Treehugger believes? Maybe. Time will tell if the electric engine inside the Active Wheel from Michelin will catch on and further drive down the cost of electric vehicles. For now, let's delve deep into this tire-motor combo, and you can decide for yourself… » 11/30/08 4:30pm 11/30/08 4:30pm