Permanent magnets aren’t typically switchable. They’re always doing their magnet thing. However, if you align them with a bunch of other magnets in just the right way, you can create a permanent ...

Lifting sheets or steel products in the automotive/robotic industries; Automatic robot handling of both flat, formed or perforated steel sheets; Separating the top sheet from a stack: This is ...

[Chris Borge] was doing some fine tapping operations, and wanted a better way to position his workpieces. This was critical to avoid breaking taps or damaging parts. To this end, he whipped up a ...

image: X-ray photons scattered from a patterned array of nanoscale magnets acquire a twist that is related to orbital angular momentum. The X-ray beams can be switched on and off with temperature and ...