The 11.4-mile climb in 100-degree heat is actually an industry standard testing site. I drove it to see what it's like.

California is set to lose one of its nine remaining gasoline refineries by October, calling the security of its gasoline supplies into question. With much of Arizona and Nevada relying on California ...

The governors of Arizona and Nevada, a Democrat and Republican respectively, pleaded with the California Gov. Gavin Newsom to not sign the new legislation.

Analysis - Most New Zealanders support the country meeting its international climate targets, according to a poll ...

Supporters say tougher standards are necessary for cleaner fuels and climate goals. Opponents believe the changes would add ...

The Configurable Hybrid Electric Learning Module is a new tool designed by Michigan Tech students to help teach and test ...

According to an Osceola police report, a UNK blue semi with a flat bed trailer was pulling through the parking lot next to ...

A Northwestern study investigated the health effects of California’s Advanced Clean Trucks Rule, which sets higher emission ...

An 18-wheeler carrying diesel fuel overturned on Martin Luther King Jr. Highway in Glenarden on Wednesday night.

"I'm a diesel truck mechanic and I have struggled with lifting and positioning clutches after they are already assembled," said an inventor, from Rialto, Calif., "so I invented the Input Shaft ...

Switching to stricter California-style limits on truck emissions would prevent 500 deaths per year in the greater Chicago ...

Spring is the perfect time to hit the road, explore new destinations, and embrace the beauty of the season. However, before ...