These include proximity sensors that gauge the distance ahead of and behind a vehicle with a series of beeps.

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Cell-phone conversations and other forms of multitasking may slow down the mental and visual processing required to gauge the distance and speed of oncoming cars, the study suggests.

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The digital "eyebrow" display at the top of the instrument panel provides high visibility for the Eco indicator and speedometer, while the lower liquid crystal meter display houses the new percentage style state-of-charge meter, power meter, battery temperature gauge, multi-function display, remaining energy gauge, capacity level gauge and distance to empty display.

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Instead, they used a measure called recombination distance, a gauge of how likely genes are to be reshuffled when sperm and egg cells are produced.

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From the driver's seat, my only complaint is that there is no distance-to-empty display near the digital fuel gauge.

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