The national average price for unleaded gasoline bumped higher for the week ending Aug. 22, driven by higher crude prices resulting from a weaker dollar and...

The Energy Department is announcing up to $137 million in investments for two programs designed to develop next-generation fuel-efficiency technologies in...

The national average price of regular unleaded remained flat as the summer driving season draws to a close, according to federal data and AAA data.

Ford Motor Co. has received a $6 million grant from the U.S. Department of Energy to develop fuel cell and hydrogen technologies, Rep. Debbie Dingell...

The national average price of gasoline held steady during the first week of August near the $2.15 level, as abundant supplies continue to keep the price lower.

The national average price of gasoline continued its decline for the week ending Aug. 1, falling for 50 of the past 51 days and nearing $2.10 per gallon,...

The national average price of a gallon of unleaded gasoline continued its summer decline, falling to $2.23 per gallon to reach the lowest level since early...

The national average price of a gallon of regular unleaded has fallen for 30 consecutive days to $2.23 on July 11, according to AAA.

The national average price of a gallon of unleaded reached the lowest point over the Independence Day holiday in a decade as tracked by AAA.

The national average price of a gallon of unleaded gasoline fell 2.4 cents to $2.329 for the week ending June 27, and gasoline prices ahead of Independence...