Motorcycle helmet integrates head-up display, GPS and rear-view camera

Silicon-Valley start-up Skully Systems will ship its 'world's smartest' motorcycle helmet from next year. It costs $1,399, and draws together a host of technology features that are already becoming familiar to car drivers and makes them available to motorcyclists for the first time. The helmet's visor features the firm's 'Synapse' see-through head-up display system that shows information like navigation data, bike speed, and a 180-degree angle feed from the rear-view camera mounted on the back of the helmet.

Mercedes SLK250 CDI (2011) the diesel roadster revealed

Mercedes has revealed the latest addition to its little roadster line-up – the SLK250 CDI. It’s the first time the Mercedes SLK has been offered with diesel power; the new oil-burning convertible will be officially unveiled at the 2011 Frankfurt motor show in September. What makes the Mercedes SLK250 CDI special?

Winners named in teen-safety video contest

Sometimes, the best way to get a teen's attention is to let another teen do the talking. Especially when it involves a subject such as driver safety, which many teens tend to tune out as just another lecture from parents. Tire maker Bridgestone Americas adopted the teens-talking-to-teens philosophy in 2006 with its Safety Scholars video contest.