10 Uses For Magnets
In the 6th century B.C., Thales of Miletus, a Greek wise man, reasoned that a magnet’s power of attraction was the result of science, not magic. After that, it was only a matter of time (okay, a few millennia) before magnets turned up in TVs, turbines, computer hard drives, and on the fronts of fridges everywhere. Their stick-to-itiveness—in the form of iron horseshoes, shiny rare-earth bars, or vinyl-coated magnetic sheets—is also helpful for a host of household projects....