The diesel engine, we’ll all agree, is a terrific machine and is likely to be with us for many, many years to come. Will it always run on diesel fuel? Clearly not, at least not exclusively. But what ...

Rudolph Diesel made tremendous progress in improving fuel efficiency by developing his diesel engine in the 1890s. Gasoline engines had been in development and commercial use for some years but were ...

If you've ever taken a closer look at small planes or seen one being maintained, you might have spotted something interesting under the hood. The engine layout is often wide and flat, and not stacked ...