Despite ambitious emissions goals, the state is failing to track and regulate fossil-fueled backup generators. The creeping ...

Switching to hydrogen fuel cells isn’t some far-off concept, but already underway on ships that carry everyday cargo and ...

The fresh price hike is expected to further widen the gap between stagnant household incomes and the rising cost of living.

The cheapest gas in the Yakima area? Cheapest gas in the Yakima area can be found at the Costco in Union Gap at $3.59 per ...

Louisville drivers see increase in gas prices as the national average ticks up, as well. Average gasoline prices in ...

A central Ohio gas price surge has erased over two thirds of the previous week’s declines with average prices jumping back over the $3 per gallon threshold. According to ...

The good news is, most of the owners who ended up putting diesel in their cars probably won't need new engines.

"Californians pay an additional 72.4 cents per gallon at the pump attributable to state and local taxes and fees, which is ...

If you accidentally put gasoline in your diesel vehicle, it's important to take action right away. Here are the first things you need to do.

The Wenatchee will return to service next week after being out for two years, completing the first step toward converting the state's fleet to hybrid-electric power by 2040.

Twice in the last three summers, the National Park Service and its biggest concessionaire at Lake Powell have reduced fuel ...

Diesel fuel is thicker than gasoline fuel and doesn’t combust the same way in engines designed for regular gas. If diesel ...