If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a few ways to do this, but the Halbach ...

Ello!<BR><BR>So, a homopolar generator is really simple, at least in concept. Get a conductive disk spinning inside a magnetic field and the axel & edge acrue a voltage differential.<BR><BR>My ...

Despite being introduced with the iPhone 12 lineup in 2020 and included in every iPhone since, MagSafe still feels like an underutilized part of the iPhone ecosystem. This circular array of magnets ...

The next version of the Qi wireless charging standard will use magnets, just like Apple’s MagSafe — because Apple wants it that way. The next version of the Qi wireless charging standard will use ...