We’ve seen plenty of motor projects, but [Jeremy]’s DIY Tubular Linear Motor is a really neat variety of stepper motor in a format we certainly don’t see every day. It started as a design experiment ...

Did you know GM invented the domestic, affordable permanent magnet? Before this neodymium-iron-boron magnet came along in 1984, electric motors, generators, audio speakers, hard-disk drives, and the ...

Discover the innovative world of sustainable energy with our detailed guide on how to make a Generator Magnet Motor Device.

Car Audio 101—How Do Speakers Work? Believe it or not, audio speakers rely on some of the same magic that powers the AC induction motors found in the front of many dual-motor Teslas and other EVs.

The speakers, announced during Sony's recent State of Play presentation, feature planar magnetic drivers, built-in woofers, and a microphone in the right speaker for voice chat ...