Discover the fascinating world of magnetism and electricity with these hands-on science experiments! This video demonstrates ...

1) Beginning at one end, wrap the wire neatly around the nail. You may tape this in place if you like but it is not necessary for it to work. See illustration below. 2) Expose the ends of the wire by ...

How do massive electromagnets move? Incredibly slowly, if the $3 million plan to get one of them from New York to Chicago can tell us anything. The move, over land and sea, will take a total of five ...