File this under “OMG this is so cool why didn’t I think of it?!”: a video of a superconducting magnet sailing up, down, and around a track shaped into a Möbius strip: I love this so so so much. It’s ...

The magnet floating device operates using a small Hall Effect sensor where the field of the permanent magnet can be detected or be able to modulate the magnetic field of electromagnet. The magnet ...