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.

Lamborghini Aventador LP700-4 Roadster arrives next week

The Roadster version of Lamborghini’s LP700-4 Aventador will be revealed in Miami next week and debut at the Los Angeles Motor Show. The Lamborghini Aventador – successor to the Murcielago – was revealed by Lamborghini at the start of 2011 before getting a public debut at Geneva 2011, since when we’ve been anticipating the arrival of its Roadster sibling and even had confirmation of the Aventador Roadster from the EPA in the US. But the wait for the Aventador Roadster is now just about over with the news that Lamborghini will be debuting their open-topped Aventador at the Los Angeles Motor Show later this month.

OnStar units to be sold separately from vehicles

Not sure what to do with those extra Best Buy gift cards left over from the holidays? Consider picking up OnStar as a stocking stuffer for next year. General Motors will sell its safety and communications technology in mirror units available at Best Buy starting in the spring.