The Environmental Protection Agency has announced a final rule permitting drivers in eight Midwestern states to use a higher blend of ethanol year-round. The fuel additive consumes roughly 40% of the ...

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.

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 ...