In a world of ever-changing fuel sources - hybrids, electric vehicles, and so on - is there even an answer to what type of fuel is the best? There are mountains of discourse online about how efficient ...

Many drivers will opt for high octane fuel hoping to clean out their engine and improve performance. However, paying extra for high octane gasoline isn't really going to get you cleaner fuel. If what ...

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 ...