Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Grab the sunscreen for those summer drives

You can get sunburned while driving a convertible, but driving with the top up can also result in sun damage to the skin. New research from the University of Washington suggests that people in the United States are more likely to develop skin cancer, such as melanoma and merkel-cell carcinoma, on the left side of their bodies, likely as a result of the fact that the left arm receives more ultraviolet rays while driving. Studies by the Journal of the American Academy of Dermatology show that, when skin cancer shows up on one side of the body, 52 percent of melanoma cases and 53 percent of merkel-cell carcinomas occur on the left.

Video: GM's Clay Dean on the future of urban mobility

Clay Dean is the star of a new Faces of GM video, Anticipating the Driving Experience of the Future. The global design director for GM's Advanced Design Group, whose job also entails exploring future transportation design solutions, talks about the need to avoid short-term thinking on urban mobility, as by 2030 60 percent of the world's population will live in cities. As new challenges start to emerge, such as increasing congestion, Dean believes it is time to start thinking about transportation in a completely different way.

Geneva motor show 2012: a video review

As is now traditional, CAR gathered together three writers for a video debrief at the end of the first press day at the 2012 Geneva motor show. Listen to executive editor Gavin Green, contributing ed Ben Oliver and associate ed Tim Pollard debate the themes of the Geneva auto show in our video clip. We make no excuses for the production values – this is literally a handycam stuck on the dashboard of an ancient Land Rover Defender.