President Donald Trump granted full pardons to nine individuals convicted of federal Clean Air Act violations.

Dozens of U.S. Navy service members became ill after being exposed to diesel exhaust fumes from the Ohio-class ballistic ...

Updated diesel engine software gives truck operators more time to address emissions-system issues while staying compliant ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

We may receive a commission on purchases made from links. With the Environmental Protection Agency enacting stricter diesel engine emissions restrictions in 2010 and Volkswagen infamously getting ...

A malfunction involving a backup diesel generator aboard a U.S. ballistic missile submarine sent more than 60 sailors and ...

You can reduce your diesel engine’s emissions by 60% with THIS surprisingly simple solution—just add water. In all seriousness, according to a review of studies from around the world published by a ...

The importance of bees in our food system often goes unappreciated. Just by going about their daily business, these insects are responsible for pollinating three-quarters of the 100 crop species that ...

The keys to running renewable natural gas as a fleet fuel depend on specialized technician training, rigorous inspection ...

DEF: Those initials may have caught your eye at the auto parts store, dealership or even your local gas station. And if you happen to have a modern diesel car or truck, you may even have added to your ...