James Kelly didn't grow up knowing he wanted to be a writer, but once he fell into the whacky world of automotive journalism, he hasn't wanted to leave. In college, he found ways to make every paper ...

Japanese automotive giant Toyota has built some of the most impressive engines ever. Known for their indestructibility, smooth power delivery, fuel efficiency, and excellent tunability, these motors ...

Reactivity Controlled Compression Ignition (RCCI) is a style of combustion that uses two different fuels and results in a ...

The next time you pull into a gas station, you might think fuel efficiency is just about the size of your engine or how fast you drive. The reality is far more complex and fascinating. Modern vehicles ...

Leading engine maker Rolls-Royce is pursuing its own hydrogen engine designs and recently patented a fuel system for a gas ...

The definable measure of burner performance and efficiency resides within burner construction and the ability to generate high mixing pressure. This results in emissions control with lower excess ...

There’s no doubt that EVs and hybrids can deliver better fuel economy than traditional gas-powered vehicles. But that efficiency comes at a cost. Namely, a base price that is often thousands of ...

Fuel economy conversations usually drift straight toward hybrids. That makes sense because battery assistance dominates the mileage headlines. Even so, gasoline-only cars still have a story worth ...