However, a compass does work inside a Faraday cage because the cage does not block the earth's magnetic field. Constructed of a metal mesh, current is conducted on the cage itself. It was invented ...

in a makeshift Faraday cage (a cardboard box lined with aluminum foil outside) and then place it on top of a microwave going ...

Using basic materials such as aluminum foil, copper mesh, a microwave, and an ESP 32 chip, they built a Faraday Cage. This device, inspired by 19th-century scientist Michael Faraday, blocks ...