It's not hard to find very small mass-produced gasoline engines, but diesel is another story. Diesel engines are more expensive to manufacture, so a small-capacity diesel in a cheap car can push up ...

The Nano Bee, created by engineer Ronald Valentine, is a diesel engine smaller than a quarter but powerful enough to to spin a model-plane propeller.

From cylinder deactivation to active grille shutters, carmakers go to significant lengths to increase fuel economy. What if the answer is simple? YouTuber Robot Cantina dropped a tiny diesel engine in ...

Any given garage or workshop can house a multitude of different small, diesel engine-powered implements, such as log splitters. The annoying thing about these many small engines is that, much like the ...