So, you’re cruising down the highway, feeling pretty good about your fuel efficiency. Maybe you’ve even splurged on one of those trendy fuel-saving gadgets, convinced it’s going to cut your gas ...

Freightliner has taken the wraps off a prototype fuel saving device: a fuel cell that provides electricity for cab air conditioning and other auxiliary devices. The cell, which processes hydrogen to ...

NEW YORK — With fuel prices soaring, sales of products designed to boost gas mileage are also rising — even though the government says they're not worth the money. The products range from devices that ...

Fuel is gold," says Jimmy Ray, fleet manager at Mesilla Valley Transportation in Las Cruces, N.M. He's out to save a lot of it with innovative components that have proven themselves in testing and ...