If diesel engines need air for combustion, then how can submarines use them? Here's what you need to know about the clever engineering behind diesel subs.

Those of us who drive pickup trucks expect quite a bit from our trucks' engines. As we put them to work, whether that's on the job, around the farm, or just doing truck stuff, there are things that ...

If you drive a diesel car or truck, you've probably bumped into the term biodiesel. Like most owners, you probably first saw the term biodiesel on the pump (as a mix for ultra-low-sulfur diesel) – and ...