Gasoline and diesel are two completely different types of fuel. Choosing the wrong type for your vehicle could end in an ...

Ford's 7.3 Godzilla engine is a newer gas-powered engine while the 6.7 Power Stroke is diesel-powered and has ...

The turbo V6 diesel for the overseas Audi Q5 and A6 combines a high-output TDI with a 48-volt mild-hybrid system and an ...

Engineers are using the temperature difference between Earth and space to power a low-temperature Stirling engine that drives a fan. The UC Davis engineers used a technique over 200 years old: the ...

Pickup trucks have long been a staple of the American automotive landscape, valued for their power, durability, and versatility. As the market evolves, more consumers face the choice between ...

Not all premium gas is created equal. Find out where Costco's octane rating lands and what that means for your car's ...

Confused about biodiesel vs regular diesel? We clear the air on this fuel debate. Discover the key differences in emissions, ...

SMOOTHER RIDE  HART now has the funding to replace dozens of aging diesel buses with low-emission compressed natural gas ...

We separate fact from fiction on engine oil, premium gas, AWD, idling, air conditioning, and more to keep your driving ...

The V10 has more power than the V8, and it's less fuel-thirsty than the V12. But it also wobbles and uses more gas than a V8.

While Western nations focus on the competitive threat of Chinese EVs, a different challenge is reshaping the auto industry.

Here's what you need to know about using E15 blended fuel - how it works, what makes it different from E85, and if you should use it at all.