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One Lap of the Web: Green machines, light-up stars and an upside down Porsche

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. To participate in the 24 Hours of LeMons you not only need a sub-$500 car, but you also have to find a gimmick.

2012 Mercedes-Benz SLS AMG Roadster video hits the Web

Last week we showed you fresh photos of the 2012 Mercedes-Benz SLS AMG Roadster. In this morning's edition of car porn, we give you a video of the two-door convertible that shows interior details and an action shot of the soft top dropping while the car moves along at 31 mph. That's all great but, with 563 hp under the hood, we just want to see this thing go fast.

Who is the greatest car designer at work today?

6 August 2012 update: Click here for the full CAR design power list story - from CAR magazine August 2010 issue It's a classic pub banter for anyone with a drop of petrol in their veins: who is the greatest car designer? Stylists are the rock stars of the car industry, the ones who bring to life the metal boxes that transport you and I around our daily lives. The new August 2010 issue of CAR Magazine, out on Wednesday 21 July, reveals the CAR Top 30, as we count down the most influential, successful and downright talented designers in the auto industry.