Fuel Economy

Fuel economy is about maximizing the number of miles your vehicle can travel on a gallon of fuel. The cost of fuel has a major impact on fuel economy. Check out these great fuel economy articles from HowStuffWorks.

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Top 10 Green Driving Tips

Let's face it: Gas will never go on sale, but there are ways to save. What 10 things can you do to make your driving (and lifestyle) a little greener?


How Aerodynamics Work

Most people never think about driving through a wall; however, drivers do it each and every day -- except the "wall" is actually a wall of air and your car's aerodynamics help you break through it.

How the California Air Resources Board (CARB) Works

Since its formation in 1967, the California Air Resources Board (CARB) has created a number of mandates that have shaped the car industry in surprising ways. Do you live in a California emissions state?

How much extra gasoline would Americans use if daytime running lights were mandatory?

As gas prices spike daily, we're all looking to save money at the pumps. But if your car uses daytime running lights, be prepared to dig deep into your wallet.

Can carbon fiber solve the oil crisis?

One of the easiest ways to increase a car's efficiency is to reduce its weight. Carbon fiber -- a material as light as it is strong -- could do just that.

Top 10 Green Driving Tips

Let's face it: Gas will never go on sale, but there are ways to save. What 10 things can you do to make your driving (and lifestyle) a little greener?

How Car Sharing Works

Gone are the days when you battled your brother over your mom's car keys. Now, car sharing is civilized, organized and affordable.

How to Start a Carpool

If you yearn for the days of chatting with friends during the bus ride to school, then joining a carpool might allow you to relive those glory years.

How the 2008 EPA Fuel Economy Ratings Work

Word on the street is gas prices are soaring. But as people begin to scour auto dealers for fuel efficient cars, they might notice efficiency ratings have changed a bit.

How Alternative Fuel Pricing Works

As gas prices rise and dire warnings about global warming take over the news, consumers are considering alternatives to gasoline. How much could fuels from corn and vegetable oil run you? And who's setting the price?

Can a car get 100 miles per gallon?

The 100 mpg car is being promoted by Google.org in an effort to reduce oil use and harmful emissions. Learn all about Google's 100 mpg car program.