EPA, Transportation Department unveil car labels for comparing efficiency, cost, and environmental impact among different drive trains, but they drop letter grade system that automakers balked at. In ...

WASHINGTON (Reuters) - U.S. fuel economy labelling unveiled on Wednesday includes information on plug-in electric cars and highlights other advanced technologies aimed at reducing oil use and tailpipe ...

Fuel economy labels for new passenger cars are being upgraded so consumers can compare electric cars and plug-in hybrids with conventional vehicles. Martin LaMonica is a senior writer covering green ...