Mazda's groundbreaking 6-stroke engine generates hydrogen from gasoline, but is it a game-changer or a pipe dream? Find out ...

The automaker will field two Elantra N1 RP racers with a prototype powertrain at this year's N24. Of all of the major ...

What is it doing designing a Dedicated Hybrid Engine (DHE) powertrain? Well, it’s heavily vested in keeping combustion ...

How can you tell it's time for a compression test? Common signs include rough starts, unstable idling, and increased oil ...

‘It’s a big difference’ — Collins questions whether the FIA test reflects real engine heat.

For space fans, the past few days have been a cavalcade of awe and imagery as the Artemis II crew heads back to Earth after swinging around the moon. It's a significant accomplishment that saw the ...

Infiniti's new VC-T is groundbreaking in that it now offers an engine with a variable compression ratio, meaning it can be driven with fuel economy or horsepower in mind, giving the driver the option.

North Korea’s leader, Kim Jong Un, watched a ground test of a solid-fuel missile engine and saw new tanks put through their paces recently, the country’s official news agency reported Sunday. The ...

SEOUL, South Korea (AP) — North Korean leader Kim Jong Un observed a test of an upgraded solid-fuel engine for weapons capable of reaching the U.S. mainland, and called it a significant development ...