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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.

2012 Porsche Cayenne GTS Beijing debut UPDATED +video

2012 Porsche Cayenne GTS The latest iteration of the Porsche Cayenne GTS – a sportier take on the Cayenne – will debut at the Beijing Motor Show. Porsche feels it’s time to roll out the GTS treatment for the latest version of the Cayenne, so pencil-in the Beijing Motor Show later this month for the debut of the 2012 Porsche Cayenne GTS. The GTS version of a Porsche usually bows in after the range has had a year or two to bed in and offers a sportier, harder-edged version of the standard Porsche offering; fitting in the range between the Cayenne S and Cayenne Turbo.

Virgin enters 2014 Formula E championship: worth a watch?

By Damion Smy First Official Pictures 05 December 2013 12:59 Sir Richard Branson will back a Virgin-entered car in the 2014 Formula-E championship, it's been announced today (5 December 2013). It's the ninth confirmed entry for the all-electric racing series, which gets underway in September 2014. But is this high-profile entry enough to make the championship credible to motor racing fans?