A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

Most electromagnetic actuators are rotating motors, or some variation on the theme, like servos. However, it’s possible to do linear actuation with electomagnetics, too. [Adrian Perez] demonstrates ...

A countdown of the year's most important tech and gadget releases, including new gear from Apple, Hasselblad and more.

Inductors are simple coils of wire that play a big role in how electricity flows through circuits. In this video, you’ll ...

A magnetic pin cushion is a better and safer way to store needles while you're crafting. These pieces are super easy to DIY ...

Here we describe an electronic system that uses a dedicated water-level sensor to switch off the pump motor as soon as the ...