Fuel Efficiency & Mileage

I know what women want: Practical cars

The double-edged sword of cheap gas

Student invents ion thruster that breaks NASA's fuel efficiency record

Your next flight could be fueled by food

Fuel economy hasn't improved in 100 years

Women care about fuel economy more than men

Americans are selling green cars and buying SUVs

Shell's Eco-marathon unveils plans for an 83-mpg car

New York Auto Show 2015: What's hot and green

Why our job commutes are growing

2 lousy reasons why fuel economy goals might change

NASA wants to build world's most efficient plane

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