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Volvo cars will be able to tell if you're driving tired

Volvo is currently testing in-car sensors that can monitor driver alertness -- ones that can determine if the driver is becoming tired and inattentive. A number of simple systems that basically generate warnings after a certain period of nonstop driving are now available in cars. They take into account the average speed and time elapsed since the vehicle was started.

Volkswagen plans 4 million cars from one platform

Volkswagen is pushing the global-platform concept to a level unprecedented in the auto industry, introducing a modular platform this summer that eventually will be the basis of microcars, sedans, crossovers and SUVs for its four largest brands. While automakers now share platforms across brands and sometimes even segments, the VW initiative that starts this summer is far more ambitious than anything seen so far. By 2017, some analysts estimate, the MQB platform that debuts with the Audi A3 eventually will be used in 4 million units a year--close to half of VW's annual production.

The Chevrolet Stretch? Collegian's idea takes top prize in design contest

Ever heard of the Chevrolet Stretch? It's a two-seat urban mobility vehicle that runs on electric power and is meant to navigate the congested streets of places like Mexico City in 2046. It looks sporty, can be expanded to seat four—hence the name—and was designed to be fun to drive.