The new levitating rotor works because of its rotational symmetry. Unlike plates that move up and down in varying magnetic fields, the spinning rotor stays within a constant magnetic flux. This ...

At a time when biodiversity is under severe pressure from human activities, understanding how evolution works is more ...

Ridley Scott Says Movies Have Gotten So Lousy, He Re-Watches His Own Instead A Married Couple in New Orleans Found a Stone in Their Backyard. It Turned Out to Be an Ancient Roman Soldier’s Gravestone ...

Short pulses of light that impart rotation on a material's atoms can be used to switch a property called ferroaxiality, which ...