Using a magnetic compass to calculate the current in a wire. Learn how magnetic fields, compass deflection, and basic electromagnetism principles connect in a practical physics experiment. #MagneticFi ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

The U.S. has historically led the world in science that applies high magnetic fields, but a lack of domestic investment and technical advancement has allowed competitors in China, Japan, and Europe to ...