What's the difference between premium and regular fuel? What does that octane rating number represent? This video explains ...

Gas stations have offered different types of gas for decades. There's a widespread belief that high octane gas can clean your ...

Costco’s premium gas, available at locations nationwide, has sparked a debate among drivers about its exact octane rating. Is it 91 or 93? And does this difference have any significant impact on their ...

Given the whole "driving on the other side of the road" thing, it's easy to assume driving in the United States and Europe are two very different things. Same for when you pull up to the pump in one ...

The price displayed above that third button on the gas pump averaged more than $5.40 for several days this spring. American drivers still couldn’t get enough.

If you're a new driver, you may be confused the first time you pull up to the gas station. Most pumps offer a selection of fuel types labeled with a number. Those numbers aren't the price but rather ...

With all the different engine and combustion theories being tested at the Engine Masters Challenge, it made us wonder about the fuel these powerplants were gulping down. For the 2015 event, we had ...

Everyone from Nostradamus to the Department of Energy predicts that internal combustion engines will provide primary propulsion for the majority of the vehicle fleet for a few more decades. But it's ...