Ethanol fuel, often lauded for its environmental benefits, has become a common additive in gasoline. However, its impact on older engines and systems is a topic of concern for many vehicle owners.

Drivers in eight Midwestern states will be able to fuel up with a higher blend of ethanol throughout the year under a final rule announced Thursday by the Environmental Protection Agency. The biofuels ...

Have you ever pulled up to the pump and noticed the sticker denoting just how much ethanol is in the gasoline you’re about to buy? Lots of people don’t even notice it and if they do, they may not ...

Everyone tells you to use a fuel conditioner, especially when running ethanol-laced fuels in your engine. It’s common knowledge that treating your fuel can help keep it fresh when it sits for long ...

Folks have been experimenting with ethanol in modern combustion engines even when they weren't so modern. Nicolaus Otto, the inventor of the traditional four-cycle engine, used it to power one of his ...