Imagine a quadcopter hovering above a payload – a can of beans, perhaps. The ‘copter descends onto the payload, activates an electromagnet, and flies away with a hobo’s dinner. Right now, this is a ...

Magnets may be invisible, but their impact is everywhere. From powering electric motors to keeping your phone speaker working ...

Magnets are awesome. Electromagnets are even cooler. But what if you could make a semi-permanent switchable magnet that acts like an electromagnet, but doesn’t use any energy to hold metal? You’re ...

The lifting electromagnet article I posted years ago (https://www.codrey.com/electronic-circuits/lifting-electromagnet-diy/) has been more popular that it should have ...

Iron, steel, nickel and cobalt are magnetic close magneticAble to be magnetised or attracted to a magnet. materials and would feel the force from a nearby magnet. All other materials that do not ...

A giant but delicate electromagnet has finally moved into its custom-made home in Illinois, a year after completing a cautious voyage from New York over land and sea. Last week, the 50-foot-wide (15 ...

Storch Magnetics has developed a magnetic sweeper that can be equipped with a permanent magnet or an electromagnet for vehicle-mounted applications such as a forklift ...