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Toyota Prius with added noise: The Prius Vehicle Proximity Notification

Prius Vehicle Proximity Notification We’d much rather see a hybrid car than an electric one, but with plug-in hybrids starting to proliferate more car makers are having to address the issue of silent running endangering blind – and distracted - pedestrians. Step forward the Toyota Prius Vehicle Proximity Notification System. The US Senate signed off the Pedestrian Safety Enhancement Act at the end of 2010, which requires the makers of cars with the ability to run silently to make them run noisily instead, completely negating about the only benefit there is for electric cars.

Autoweek in review: What you might have missed

The rain-delayed Daytona 500 provided multiple headlines this year: Matt Kenseth won the big race, while Juan Pablo Montoya crashed into a jet dryer under caution and Brad Keselowski tweeted from his race car. It was a 500 to remember as NASCAR went prime-time on Fox on Monday night. Click here for all of the Daytona 500 coverage.

Mercedes C63 AMG Coupe (2011) first official pictures

This is the Mercedes C63 AMG Coupe. After years of competing admirably against the BMW M3 Coupe with four-door saloons, the recent launch of the C-class Coupe means Merc’s go-faster tuning arm AMG finally has a two-door on which to build a worthy rival. And this is it, the C63 AMG Coupe, which sports a big V8 capable of producing 480bhp.