Kawasaki Mule Fuel Gauge #52005-0086 on 2040-parts.com

Electric cars can become electricity banks

Ever try to store electricity? It won't stay in a bottle, and you can't keep it in your sock drawer. So when you have a lot of it--say, when it's windy and your wind turbines are really spinning, or when it's sunny and your gallium arsenide photovoltaics are lighting up, or at night when the utility's generators can run unhindered--you have to store it somewhere.

Viper Curtain Call: Final Snake rolls off the line in Detroit

It's the end of the line for an icon. Clad in custom bronzed-gold paint, the final current-generation Dodge Viper rolled off the assembly line on Thursday at a Detroit factory. The last one was tailored to the tastes of a loyal Viper owner, D'Ann Rauh, who with her husband, Wayne, owns more than 40 Vipers.

Volkswagen Passat drops United States model when new sedan debuts

Volkswagen probably will drop the Passat sedan and wagon in 2011 when VW's new U.S.-built mid-sized four-door is expected to go on sale. "We are looking at it in detail," Stefan Jacoby, VW Group of America CEO, said this month at a press event here. The U.S.-built sedan, which has yet to be named, will be larger than the Passat but priced lower.