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 ...

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

Miles per gallon (MPG) is well-established as the standard measure of fuel economy. It's so well established, in fact, that few of us question the MPG rating on a daily basis — at least until we ...

As the cost of diesel rises, so does trucking companies’ interest in technology to monitor and improve miles per gallon. While fuel economy always is a top concern for fleets, the urgency to wring ...

Corporate Average Fuel Economy (CAFE) standards were explicitly designed to regulate conventional-fuel vehicles, not alternative-fuel vehicles. Yet through regulatory sleight of hand, the program now ...