it happened inadvertently, but falling into liquid nitrogen the ferrofluid froze showing the shape of the magnetic field of the magnet inside. This is quantum levitation achieved by cooling the YBCO compound below -185 degrees, at which temperature it becomes a superconductor. LIKE & SUBSCRIBE HERE: http://bit.ly/Sub2MagneticGames WATCH MY TOP VIDEOS HERE: http://bit.ly/MagneticGamesTopPlaylist On my […]