By Sarah Knapton -
Driverless cars now out-perform skilled racing drivers, engineers at Stanford University have shown, after pitting their latest model against a track expert.
The team has designed a souped-up Audi TTS dubbed ‘Shelley’ which has been programmed to race on its own at speeds above 120 mph at Thunderhill Raceway Park in Northern California.
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VIDEO: Yep... a driverless car just beat a human in a speed trial by 0.4 seconds
