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How South America designed the Ford Ka

The Ka Concept was shown at the São Paulo auto show in Brazil in November 2013, and was revealed in production form last week. It marks the first time the Ka has reflected the broader brand homogeneity of the 'One Ford' design strategy, and continues the Ka's shift in direction from the distinctive original.The new car is the work of Ford's South American design studio in Camaçari, Brazil - its second 'One Ford' car, following the EcoSport. But while the crossover enters a new segment, the 17-year history of the Ka nameplate in Brazil gives an insight into how the demands of the local market have taken precedence over design iconicity.

Tomorrow's world: the touchscreen steering wheel

You might think the steering wheel has done a pretty good job of directing cars for the past century. But now a team of researchers from the University of Stuttgart is attempting to reinvent the wheel. The scientists have come up with a touchscreen steering wheel, which they reckon could replace the humble wheel with stereo and cruise controls.

BMW Concept X5 eDrive: Driving impressions

We got a chance to sample the BMW Concept X5 eDrive, a plug-in hybrid version of the BMW X5 luxury SUV, ahead of its appearance at BMW's New York auto show press conference. While comprehensive driving impressions will have to wait for a longer test, we were able to get some quick impressions of the new BMW hybrid at the company's New Jersey headquarters. The X5 eDrive made short work of the hills and curves around BMW's campus, with all mechanical systems working pretty seamlessly.