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Smart For-Us concept unveiled at 2012 Detroit show

Smart made a splash with its world debut at the 2012 Detroit auto show: its For-Us concept car provides a vision of the Smart as an American icon, a pick-up. The diminutive truck - just 3547mm long - is longer than a Fortwo, and is supposed to be based on the running gear of the next-gen Smart Forfour, aka the new Renault Twingo. So if the For-Us doesn't look so much like a Smart any more, from the front at least, that's why.

Kia GT4 Stinger concept: OFFICIAL – Detroit Auto Show

The Kia GT4 Stinger concept (pictured) has been revaled in Detroit Kia say the GT4 Stinger Concept – revealed at Detroit after a series of teasers ahead of the reveal – is their take on a purebred, affordable sports car. And it looks very promising. Under the bonnet of the striking GT4 Stinger sits a modified version of Kia’s 2.0 litre turbo petrol engine, which is good for 311bhp and drives the rear wheels through a six-speed manual ‘box, with a set of 20″ alloys with centre locking and carbon fibre inserts covering 15″ cross-drilled discs and four piston callipers for stopping power.

Transition flying car completes first public flight

Think of a flying car and - depending on your age - you may think of Chitty Chitty Bang Bang or the Ford Anglia from the Harry Potter novels. But whatever, it's the stuff of fantasy, surely? The kind of machine that featured in those 'glimpses of the future' movies of the 1950s.