Why does a spherical magnet fall so slowly through an aluminum tube?

Why does a spherical magnet fall so slowly through an aluminum tube? Charles Platt presents a science demonstration involving magnets that will interest juggalos and non-juggalos alike. magnet aluminum tube To explain the perplexing phenomenon of why a spherical magnet falls so slowly through an aluminum tube, I must refer to the right-handed-corkscrew rule. magnet aluminum tube [...]