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.

Traffic delays 'to last weeks'

DRIVERS at the beginning of the summer holiday getaway are being warned of weeks of delays on the roads. The first major jams will be on Friday July 25, and the five Saturdays that follow, starting July 26 and ending August 23, are expected to be the most congested days of the summer. From traffic information company Inrix, the warnings included forecasts that hour-long journeys on Friday could take up to 90 minutes.

One Lap of the Web: BMW M3 gets color-corrected, a gentleman's GT-R and the Porsche 959

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Oh dear, BMW: Perhaps you shouldn't have made two M3 color selections sound so similar?