What makes a diesel engine different to a regular gas engine, and is one better than the other?

Purdue University’s Greg Shaver doesn’t believe there should be a trade-off between protecting the air we breathe and achieving better engine efficiency of large vehicles on the road. Shaver, a ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

When it's time to buy a new vehicle, you may find yourself at a crossroads wondering whether to go with a standard gasoline engine or a spiffy diesel variant. Diesel engines are known far and wide for ...