Gas stations are well integrated into our daily lives as Americans. Except for residents of NJ, where you don't have to pump your own, a gas station can be intimidating with its cryptic displays and a ...

We’ve been burning gasoline for well over a hundred years now, but some misconceptions about fuel—especially when it comes to octane—are so ingrained in the popular consciousness that even those of us ...

Learn when premium fuel is actually required, what the different grades mean, and how to avoid paying too much.

Ever since high-octane leaded gasoline vanished from the scene, theres been an undercurrent of concern among hot rodders every time they fill up at the pump. For the most part, daily driven hot rods ...

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.

If you've ever fueled up in Colorado, you might have noticed something unusual about the gas octane ratings at the pump – specifically, the availability of 85-octane gasoline. This lower octane fuel ...

I recently replaced my wife's 2012 Mercedes-Benz E350 4Matic wagon with a 2016 Volvo V60 Drive-E, a station wagon that impressed me when this magazine had a similar Four Seasons test car in its fleet ...

We've all seen octane ratings at the fuel pump, and based on the numbers, it's easy to think the higher number is better. From lowest to highest, the types of gasoline are regular, mid-grade, and ...

Automakers and oil companies are developing new engines and fuels Fuel cost is a key concern Automakers and oil companies are quietly developing a new generation of fuels and engines to run more ...

Raising the octane in gasoline -- seen as a way to improve fuel economy and reduce emissions in today’s high-tech turbocharged, direct-injected engines -- looks like it will get some attention from ...