I was writing a story about the new Canon RF 24mm F1.4L VCM hybrid lens and I scrolled all the way down to the small print and saw this: “The Voice Coil Motor in the lens emits a low-level magnetic ...

A long line of powertrain innovations over the years has helped Honda develop a reputation for building highly fuel-efficient cars. One of those innovations is VCM, or Variable Cylinder Management, ...