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Video: Living room gets a Cobra makeover

Has someone been watching too many home-renovation TV shows? We're not sure how else to explain this YouTube video from Germany. In it, the driver takes a Cobra or a Cobra replica that has found its way into an empty living room and proceeds to paint the wood floor with rubber in a nice circular pattern.

Report: Gasoline engine has big bang for the fuel-economy buck

A government report says improving the gasoline engine will yield huge gains for the consumer and the environment as automakers consider ways to improve fuel economy over the next 14 years. The Obama administration's technical assessment looked at four technology scenarios by which automakers might attain suggested CAFE goals of 47 to 62 mpg for cars and light trucks by 2025. The scenarios differed by the portion of an automaker's fleet that was accounted for by electrics, hybrid electrics and plug-in hybrid electrics.

VW reveals plug-in diesel hybrid concept, claims 261 mpg

Volkswagen has used a car show in the Middle East nation of Qatar to unveil a two-seat plug-in hybrid concept car that the automaker says will deliver 261 mpg. The VW XL1 uses a lithium-ion battery pack, an electric motor and a two-cylinder, 0.8-liter diesel engine for the powertrain. We're still digesting the press release, but here are some highlights: -- VW says the XL1 can travel about 22 miles on electricity from the battery pack.