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2015 BMW i3 official photos

The BMW i3 has been officially released as of today, simultaneously worldwide in London, New York City and Beijing. The city car is powered by an electric motor producing the equivalent of 170 hp and 184 lb-ft of torque. The rear-wheel-drive, 2,635-pound car can sprint to 62 mph (100 kph) in 7.2 seconds and can achieve a range as high as 118 miles.

Concept Car of the Week: Renault Argos (1994)

The 1994 Renault Argos concept is the little sports car based on the humble Twingo that continues to resonate in design terms. Designed by current PSA Director of Design, Jean-Pierre Ploué, the minimalist three-seater ushered in a new design movement dubbed ‘Esprit Nouveau' (New Spirit) that re-instated The Car as an industrial machine after a period of organic, Bio-design influence. Pared-back, broken down into its component parts and proudly bare, the Argos mixed the post-industrial functionality of a contemporary fighter aircraft with a twist of Steampunk fantasy.

Future products: Mazda's new direct-injection engine family arrives in 2011

The big news at Mazda is a new family of direct-injection gasoline and diesel engines that will start to arrive in 2011. Mazda will make significant changes to vehicle platforms to accommodate the Sky engines, which will be more powerful and fuel-efficient at lower displacements than the company's current engines. The first Sky gasoline engine is expected to debut in the United States in 2011.