This fun and more informative presentation reached the news. Summer science camp students build their own magnets out of household materials. A brief history of magnets and magnetic fields may amuse you. Learn about the different types of magnetic materials. Real world applications of magnetic fields may astound you. View a video of a typical research experiment conducted at the University of Nevada Las Vegas by Drs. Hoff and Schill. Some aquatic animals detect low amplitude, low frequency, magnetic fields. Are magnetic field personalities attractive? The decision is yours.