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

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.

Pregnant women 'more likely to crash'

BEING pregnant significantly increases a woman driver's chances of having a serious car crash, research has shown. During the second trimester of pregnancy – weeks 14 to 26 – the risk of being involved in a road accident requiring hospital treatment rose by 42%, a Canadian study of more than 500,000 pregnant women found. In the three years before getting pregnant, the women between them had an average 177 crashes per month.

The AutoWeek list: Foolish cars we should never have bought, but did

2001 Pontiac Aztek Our take: The most recent black eye to the General's style department. A car equivalent of the ubiquitous camel design, put together by a committee whose members obviously didn't speak to each other. 1999 Isuzu VehiCROSS Our take: We don't doubt this Japanese ute's off-road prowess, but its goggle-eye front and corrugated steel door ripples were enormous design miscues.