Modern internal combustion engines — including those that run on diesel fuel — require a lot of special parts and systems to prevent dumping excess emissions into the atmosphere. Not only are those ...

Diesel planes aren't just a novelty; they are revolutionizing general aviation fuel costs and range. See why these engines ...

The longest-lived diesel still rolling out of factories is not a museum piece or a limited-run curiosity. It is a workhorse straight-six that has powered everything from farm trucks to modern ...

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 ...

But the big reveal was the next generation of its more than 40-year-old B-Series power platform with a new 7.2-liter diesel engine for 2027—the same year that the Environmental Protection Agency’s ...