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.

Celebrate 40 years of Nissan's Z car with our special Web-zine

It's the 40th anniversary of Nissan's iconic Z car. You can join the celebration with a special-edition Web-zine created by the editors of AutoWeek. A great historical compilation from the AW archives, this special issue will take you from the Fairlady to the latest 370Z, with the race cars in between.

Ford improves top design on its 2015 Mustang convertible

Ford revealed details on its forthcoming 2015 Mustang convertible, whose top features several highly welcome improvements over the outgoing model’s, making it quieter, more compact and easier to operate. Though Ford continues to call the cloth top a two-layer design, it now sports a 10-mm thick cushion between the twill covering and the headliner layer, serving as both insulation and sound deadening. Ford says with the top up, the cabin is almost as quiet as the coupe’s on the road.