Because diesel vehicles do not use spark plugs, they must rely on higher compression ratios to ignite the diesel fuel without ...

In the U.S., Diesel has mostly been more expensive than gasoline for nearly twenty years. The price gap came about as new rules for cleaner diesel took effect in 2006, as refineries had to run extra ...

It’s cheaper to drive a diesel-powered vehicle than a gas-powered vehicle over the course of three to five years, according to a new study commissioned by Robert Bosch LLC – a company that makes ...