Cars talk to each other

Road safety continues to be a major concern for both researchers and car makers alike. Yesterday saw yet another real-world trial kicking off, this time.California is considering rules that would allow self-driving cars on the road, but making rules for robots is no simple task.OTTAWA -- There are no cars in Cambridge Bay, Nunavut. Aside from a few trucks, snowmobiles are the preferred form of transportation for much of the year in the hamlet high in the Canadian Arctic. And given that only 1,477 people live in Cambridge Bay,California is considering rules that would allow self-driving cars

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