Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science ...

Discover the fascinating world of magnetism and electricity with these hands-on science experiments! This video demonstrates how to build a homemade compass, create a simple speaker, construct an ...

Why is electromagnetic repulsion so infrequently used in applications? As in, using an electromagnet to repel a permanent magnet, rather than to attract a magnet or ferrous material? I was doing some ...

Toshiba Elevator and Building Systems Corp. will employ so-called maglev technology -- capable of suspending objects in mid-air through the combination of magnetic attraction and repulsion -- to ...

Corey Harwell is in the Department of Neurobiology, Harvard Medical School, Boston, Massuchusetts 02115, USA, and in the Department of Neurology, Eli and Edythe Broad Center of Regeneration Medicine, ...