This week’s cover story, “Magnetic Attraction,” tells the tale of Zen Magnets, a Denver company founded in 2009 by University of Colorado grad Shihan Qu. The company sells — you guessed it — magnets.

Lenz’s Law is one of those physics tricks that look like magic if you don’t understand what’s happening. [Seth Robinson] was inspired by the way eddy currents cause a cylindrical neodymium magnet to ...

Getting your Trinity Audio player ready... The Consumer Product Safety Commission has ordered a Denver company that sells small, spherical magnet sets and neoballs to stop selling them and to recall ...

Is it possible to build a spherical magnet? If we could manage to do it, where would the north and south poles be, and what could such a magnet be used for? • The simple answer to this question is yes ...

If Ed Scruggs, of Austin, Texas, hadn’t seen it for himself, he might never have believed it. But there it was on his 11-year-old daughter’s X-ray: a string of tiny, super-strong spherical magnets in ...

The aerodynamically designed Magnattack™ Spherical Pneumatic Transfer Magnet provides a unique solution to the often-difficult task of separating metal fragments from high-velocity pneumatic transfers ...

When it comes to magnetic switches and sensors, there hasn't been much new since the reed switch was invented in the 1950s. But reed switches used for security on doors and windows can easily be ...