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 ...

If you're a casual driver and don't pay much mind to the specifics of fuel composition, filling up at the gas station can be confusing, especially if it's a new car. Whether you're topping off a ...

Most don’t look into things when it comes to fuel and just put in whatever’s recommended to them by mechanics or the car manual. However, you might find yourself in a position where you won’t be able ...

Premium gas doesn't provide any more power or contain better additives than regular gas, and it contains the same amount of ethanol as other grades. It just resists detonation (knock) better than ...

You might have noticed that some gas stations occasionally offer specials on unleaded 88 octane gas—also known as E15—which contains 15 percent ethanol. Ethanol is an alcohol that’s derived from corn.

Drivers in eight midwestern states will be able to fuel up with a higher blend of ethanol called E15 year-round beginning in April 2025, the U.S. Environmental Protection Agency (EPA) announced on ...

87 octane gasoline, often called "regular" gas, is one of the most commonly used fuels in the United States. But what gives it that 87 rating is a word you've probably heard a time or two: Ethanol.

Ethanol only contains two thirds the amount of energy of an equivalent amount of gasoline, yet engines make more power burning it than gasoline. This video from Engineering Explained will tell you why ...