No matter how its done, with whatever level of fakery, magnetic levitation just looks cool. We don’t know about you, but merely walking past the tackiest gadget shop, the displays of levitating and ...

If you made a motor out of a magnet, a wire coil, and some needles, you probably remember that motors and generators depend on a rotating magnetic field. Once you know how it works, the concept is ...

image: It is like jumping on and off a carousel: what happens to neutrons changing from a non-rotating frame of referendce into a rotating frame of reference - and back? 30 years ago, scientists ...