Engines are getting smaller and more powerful, but these high-strung engines may not be as reliable in the long run as older engines.

Changan’s R05E prototype achieves first ignition, signaling renewed interest in rotary engines but for a wilder application.

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

Toyota’s next GR Corolla may drop its 3-cylinder for a 400-hp turbo four a move signaling a faster, stronger future for Toyota’s GR lineup. Toyota may replace the GR Corolla’s iconic 1.6L 3-cylinder ...

The two announcements highlight RTX's parallel work on both air-breathing and solid rocket propulsion technologies through its businesses. RTX made two propulsion announcements on Sept. 24, 2025, ...

One of the very first elements any automotive designer must consider is where to locate the engine. Whether it's a typical ...