There are different gasoline grades based on octane. Here's how to tell which grade of fuel your car needs and why.

The national average price for a gallon of regular gas is at its lowest since Trump began his second term in January.

You've heard premium gas boosts performance, but is it true for your leaf blower? Explore the science and find out if you're ...

As a result of the fire, gas prices in the Bay Area are expected to increase by 10 to 25 cents per gallon, De Haan said.

Gas prices tend to change as the weather cools. Here's how and why, plus gas prices in North Carolina and across the nation.

The average gas price dropped a half cent, but remains higher than a week ago following a major Southern California refinery ...

California is no longer the state with the highest gas prices in the nation. Washington drivers have it worse now.

The national average price for a gallon of regular gas dropped on Friday, heading into the autumn season for the country's drivers.

The average price of a gallon of self-serve regular gasoline in Los Angeles County dropped four-tenths of a cent to $4.724, ...

U.S. refiners have lost a big chunk of margin on gasoline as oil rose and gasoline racks rack prices caved. Rack price ...

Gas prices on the rise? As the calendar heads into October, here's the average cost for a gallon of regular unleaded in each ...

While Michigan gas prices edged up 6 cents a gallon on average from a week ago, they remained steady in some places and declined in metro Detroit, according to AAA, which tracks prices at the pump ...