I need to build a portable device that can easily and quickly erase videotapes and dat tapes by just briefly holding it close to said tape. It has to be portable as well, as a company I am doing ...

Two German physicists have reimagined how to create powerful and uniform magnetic fields using compact permanent magnets. By overcoming the limitations of the well-known Halbach array, which works ...

Researchers may have unlocked the potential for gravity-free technology. A new study published in Applied Physics Letters highlights how researchers have made huge breakthroughs in magnetic levitation ...