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.

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 ...

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 ...

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 ...

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 ...

Magnet ingestions by children have received increasing attention over the past 10 years. With the growing availability of new and stronger neodymium-iron-boron magnets being sold as “toys,” there has ...

Typically, when we think of a music sequencer, we envisage LEDs and boards covered in buttons. Of course, there are naturally other ways to build such a device. MesoTune takes a different tack ...

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 ...

Cincinnati, OH, May 16, 2014 -- Magnet ingestions by children have received increasing attention over the past 10 years. With the growing availability of new and stronger neodymium-iron-boron magnets ...