Search through topics like technology, American history, literature in English, proverbs and more to become a more "active citizen in our multicultural
This buying guide features articles on fuel-efficient cars, alternative fuels and new technologies (such as biodiesel, electric, and compressed natural gas), hybrid vehicles, improving gas mileage (covering "hypermilers," who try to beat the EPA average fuel economy ratings), and oil and gas prices. From Edmunds, producers of consumer automotive information.