Fill 'er up! A look at how much money car owners are saving

A plunge in the price of gasoline over the past six months has drastically changed the result of the calculation new car buyers and drivers perform every week: How much is it going to cost me to fill this thing up?

Hybrid vehicles more fuel efficient in India, China than in US

What makes cities in India and China so frustrating to drive in—heavy traffic, aggressive driving style, few freeways—makes them ideal for saving fuel with hybrid vehicles, according to new research by scientists at the ...

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