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

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 ...

What can you do to avoid damaging your credit card? Although demagnetizing your credit card is fairly unlikely, it can happen ...

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 ...