The Purpose of the CAFÉ Program Has Been Superseded by Domestic Oil Production ...

Automated control of cars may let “drivers” rack up more fuel savings than if they were completely in charge, according to a new study conducted by the U.S. Department of Energy’s National Renewable ...

WASHINGTON — The U.S. Energy Department is proposing an update to a decades-old calculation that determines the petroleum-equivalent fuel economy of electric vehicles for NHTSA's fuel economy ...

Technologies for reducing fuel consumption of medium-and heavy-duty vehicles depend on the power train type. For instance, replacing gasoline engines with diesel engines in medium-duty trucks is a ...

Consumers look for many vehicle attributes including improved vehicle fuel economy and energy efficiency to reduce their fueling costs, time spent refueling, and environmental impact. Government ...

Unpacking a novel fuel-efficiency model aimed at maximising economic benefits and minimisingenvironmental impact, ...