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BMW Alpina B3 Bi-Turbo (2013) first official pictures

Alpina has revealed the first teaser shots of its hot 3-series supersaloon, the B3 BiTurbo, which packs 404bhp and 442lb ft. It's a BMW M3 by another name. The nitty gritty technical details will be revealed in full at next week's 2013 Geneva motor show, but for now read on for the spec of Alpina's potential giant-killer...

McLaren plan to make windscreen wipers obsolete

McLaren plan to make windscreen wipers obsolete Much of the ‘clunkiness’ in cars – stuff like wind-up windows and a cranking handle – have been made obsolete in cars as technology arrived to make things work better, but one thing that remains on modern cars from the dawn of the motoring age is the windscreen wiper. Invented by Mary Anderson in 1903 after she realised drivers of the first motor cars were having to lean out of the window in rainy conditions to see where they were going, it became a standard fitting on all cars within a few years. Windscreen wipers have certainly improved over the years as technology has developed, but they’re still basically a strip of rubber moving across the windscreen to clear rain.

New Chevrolet Corvette Stingray Convertible revealed

The soft top version of the new Stingray has been revealed – the 2014 Chevrolet Corvette Stingray Convertible – ahead of a debut at the 2013 Geneva Motor Show. But aside from issuing the two photos of the new convertible Stingray, Chevy isn’t giving anything away ahead of its debut at Geneva in a few days. But it’s not much of a stretch to expect the same 444bhp 6.2 litre under the bonnet as the regular Stingray, enough to get the Stingray to 62mph in under 4 seconds and no doubt the convertible just a shade behind.