Engine chevrons have become a defining feature of modern aircraft, but do they really pose a problem for performance?

Regarding “The next EV challenge: How to create character, personality,” autonews.com, Nov. 21: Modern designs are already bland, and the lack of engine “noise” adds to the problem. I put noise in ...

Boeing has implemented Engine chevrons, or serrated chevron ducts, on some of its more recent aircraft designs, a feature that can reduce noise emissions and help aircraft abide by noise regulations.

Your engine is simpler than you think and only four things separate it from becoming a good-for-nothing lump of aluminum: fuel, air, spark and compression. Smoke billowing from the back of your hoopty ...

Ferrari has released details about its approach to powertrain sounds with its first electric vehicle, the Elettrica, and I am intrigued. If well-executed, I even think it might convince some ...

On-Board Diagnostics (OBD) was a welcome miracle when they arrived on the scene in the late ’80s and early ’90s. Since then, the tech has evolved into the more mature OBD-II, which can more accurately ...