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.

The manufacturer released a video showing what the electric M3 will sound like and the iconic M models it sampled.

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 ...