As SUVs grow in size, the engines that power them are getting smaller with V8 and V6 engines replaced by smaller turbocharged ...

Fossil fuels are much more expensive than renewable sources when considering health and environmental costs—a key reason to keep the endangerment finding intact.

There are a number of affordable and reliable vehicles that returned some of the best results in our real-world fuel-economy tests.

Over the last five ... doesn't connect most of the time is that efficient cars will keep costs low. Not only do you get extended ranges, but the premise of fuel economy is to determine how much ...

This isn't news. We've tested such devices over the years and have repeated tests of some products. The results: We have not found any that improve fuel economy. The Environmental Protection ...

over time, result in a number of issues due to poor combustion, including worse gas mileage. What can negatively impact fuel economy? Many things can negatively impact your vehicle's fuel economy ...

Over the last few decades ... every ounce you take out of a car improves the vehicle's performance and fuel economy. Options for weight savings that automakers are investigating include installing ...

And within that spectrum, some options deliver great fuel economy with their base engine or hybrid option, and some have all-electric driving potential. These SUVs will fit your budget when you ...

while average modes are great for determining the car’s economy over time. Of course, as long as your car has a working odometer and a fuel tank that doesn’t leak, there’s always the pen-and ...

Fuel economy refers to how far a vehicle can travel on a specific amount of fuel - the less fuel it uses, the higher the fuel economy. Cars with better fuel economies should in theory be cheaper ...

As the founder of CleanMPG.com, Gerdes spends his time squeezing the best fuel economy possible out of passenger cars and trucks, and he's personally set records in over 100 vehicles. For this ...