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Citroen Survolt (2010) at the Geneva motor show

Citroen had a genuine surprise at the 2010 Geneva motor show – the sleek Survolt sports car concept. Well, the pair shared the same rotating plinth on Citroen’s stand but that’s about it. Whereas the Revolte concept (revealed at the 2009 Frankfurt motor show) was a plug-in hybrid supermini, the Survolt is an all-electric sports car.

Acura promotes movie role with secret-agent kit

Rarely do the lengths to which a carmaker will go in promoting a product raise eyebrows here at AutoWeek, but it still happens from time to time. Case in point: Acura sent us a kit of secret-agent tests showcasing the role of its cars in the movie Thor. Touting the carmaker’s first stint in a major motion picture, the so-called Acura S.H.I.E.L.D.

Volvo 13-liter liquefied-natural-gas engine announced for North America

It comes as no surprise that, with rising fuel costs, companies are continuing their efforts to increase efficiency. Volvo Trucks, for its part, plans to launch a 13-liter liquefied-natural-gas engine for North America in 2014 and is set to develop a new form natural-gas fuel called DME, or dimethyl ether. Volvo looks to add the liquefied-natural-gas option to complement its compressed-natural-gas (CNG) offerings.