While diesel engines don't need spark plugs, they do need air ventilation for proper combustion. This is a problem for vessels traveling underwater, such as submarines. Yet diesel submarines exist and ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they can survive that punishment starts with how fiercely they squeeze the air ...

A lot of diesel vehicle drivers might take certain things about their fuel for granted. We might gripe when its price increases and reminisce about just how cheap it used to be a relatively short time ...