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.

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 ...

Like so many matters of public concern, the national dialogue on ethanol tends to the ahistorical and under-informed. Muddying things further is the fact the main parties to this debate—the one over ...