Can magnetism be used to create a zero gravity room?

If you are talking about magnetic levitation in the traditional sense, and not magnets as a component of a mechanism based on some other phenomenon, then I would bet that the answer is no. read more

Gravity acts on mass. Magnetism can only be used to create an (appearance of) a zero gravity room for objects which have their ratio of mass to magnetic moment carefully calibrated, and which are oriented in the right direction. read more

Many people seem to think NASA has secret training rooms in which gravity can be turned off. Aside from the long-running Anti Gravity column in Scientific American, however, there is no such thing as antigravity. Gravity is a force arising among any two masses in the universe. read more