Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

One in five drivers update Facebook on the move

One in five drivers have updated their Facebook status while behind the wheel of a car. That’s according to the latest survey by temporary car insurance specialist Dayinsure. On Bing: see pictures of people on the phone when driving Find out how much a car with hands-free costs on Auto Trader Meanwhile over half of respondents admitted to using a phone while driving and 58% have taken photographs.

Meet the 214-mpg Volkswagen Twin-Up concept

Ahead of a Tokyo motor show debut, VW is showing off the Twin-Up concept. Essentially an advanced version of the company's entry-level Up supermini, the Twin-Up runs a modified version of the plug-in diesel-electric hybrid driveline used in the high-tech XL1 for spectacular claimed combined consumption of 214 mpg on the Euro combined cycle along with a zero-emissions electric range of 31 miles. The Twin-Up name alludes to the new car's twin drive sources.

At GM, the tail fin is back--but now it's a blade

Tail fins are making a comeback at General Motors Co., although they are a far cry from the saillike appendages of the 1950s. And this time the company is calling them blades. The look, pioneered on the Chevrolet Volt to improve aerodynamics, will appear on other models to boost fuel economy, said Ed Welburn, GM's global design chief.