The Dreyer & Reinbold Racing driver (photo) was one of two competitors to top 225 mph Tuesday on the 2.5-mile Indianapolis ...

Toyota recommends 87 octane for the 2025 Prius, but one owner hit 61.1 MPG using 91 premium. We analyze Jason Black’s ...

Rotating detonation rocket engines work differently than traditional rockets to maximize thrust while using less fuel—an ...

The Argonne National Laboratory has unveiled a first-of-its-kind "road in a lab" to test heavy-duty trucks faster and cut ...

Engine timing isn’t just a mechanic’s obsession—it’s the heartbeat of your car’s performance and longevity. From smoother starts to preventing catastrophic damage, knowing when and how to check timing ...

The latest, sixth-generation ‘LS6’ version of GM’s small block V8 has found its first home between the axles of Chevrolet's ...

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 ...

SEOUL, South Korea — 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 ...