US gas prices have rocketed higher during the on-again, off-again war with Iran.

As investors fret about gasoline, diesel prices have been rising and are threatening to cause even more economic destruction.

U.S. diesel prices first surpassed $5 a gallon in March. Renewed fighting in the Persian Gulf and reduced refinery capacity ...

At Sunnybrook Stables in Cobb County, the rising diesel prices are showing up in the cost of keeping its horses fed.

Sergiu is a mechanically minded car enthusiast about to finish his university degree. From attending car meets and expositions to creating automotive content, Sergiu thrives in the presence of cars.

The largest-ever global oil supply shortage has topped economists’ lists of concerns since the start of the Iran war. But ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

Let's make something clear from the outset. We aren't talking about diesel engines for marine applications or for 18-wheelers. Or wacko diesel engines for trains. We're talking about diesel engines ...

Many gas stations host diesel pumps that can be easily confused with gas pumps. Pumping diesel into your gas car can wreak havoc on its systems, forcing you to call a tow truck and mechanic.

Shipley Energy reports that businesses storing diesel fuel in summer must manage heat effects, adopting practices like shaded ...