Vowing to end the "assault on the American auto industry," President Donald Trump promised to reopen a federal review of fuel economy standards that was...

The national average price for unleaded gasoline has fallen for 10 consecutive days to $2.30 per gallon following nearly a month of flat prices, according...

On March 3, Derive Efficiency hosted a track day for public and private fleets and the media, showing the differences in performance between a stock vehicle...

The average price of unleaded gasoline increased 2 cents to $2.31 from a week ago and now sits four cents higher than a month ago and 50 cents above a year...

The national average price of gasoline has remained flat in February, fluctuating only a few cents for the month and reaching $2.29 per gallon on Feb. 27,...

The national average price of a gallon of unleaded gasoline remained essentially flat at $2.28 over the Presidents' Day weekend, according to AAA.

The national average price of a gallon of unleaded gasoline increased slightly to $2.28 for the week ending Feb. 13 to reach a level that's seven cents...

The national average price of a gallon of gasoline remained flat at $2.27 for the week ending Feb. 2, but the floor is rising. Drivers are paying 52 cents...

National average prices for retail regular unleaded gasoline continued their decline this week to $2.27 and have fallen for 21 consecutive days, reports AAA.

The 2.7L demonstration engine will be integrated into a drivable prototype in 2018 and development engines will also be available for automakers.