Retail gasoline prices dropped a cent overnight Tuesday, and oil and...

Gas and electric company Dominion Resources Inc. said Monday it will...

Car makers are not doing enough to meet proposed EU targets for cutting carbon dioxide emissions, according to a report Tuesday, with some German...

Gasoline prices climbed Thursday after another round of outages at U.S....

The nation's passenger cars and light trucks may have to average 75 miles per gallon by the 2030s, a top federal environmental official said...

So you're at the gas station filling up your vehicle, and...

Florida Governor Charlie Crist announced Friday "bold" new air-pollution targets for...

Gasoline prices extended their advance at the pump Friday, while gas...

Iran jumped gasoline prices 25 percent Tuesday in a new blow...

New York's signature yellow taxis will all run on hybrid energy...