Coil degaussers have a steel core that is wrapped in copper wire. When activated, they create an alternating electromagnetic field. Because they generate very high levels of heat, however, AC ...

Research on Ryugu samples indicates a faint magnetic field within 3 million years of solar system formation, impacting ...

Moving away from the fireplace, you may have considered a cooler option — demagnetizing your unwanted credit card using the ...

In response, Apple says: "Smartphones and other items contain magnets or components that may have a risk of demagnetizing low coercivity cards. To prevent this from happening, users should keep ...

The field is created with coils supplied by direct current (DC). These chucks are activated with a control unit which allows quick magnetizing and an easy demagnetizing of the workpiece.