Even if you don't plan on ever owning a car with a diesel engine, you may still want to know how they compare to gas engines ...

Even though diesel, electric, and even hydrogen-powered vehicles are present on the roads, they remain in the minority; gasoline still powers most cars. However, diesel is still the preferred choice ...

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 ...