Two stories related to " magnetism " from chapter 5 of the "Flying Circus of Physics"

- Please select two stories related to " magnetism " from chapter 5 of the "Flying Circus of Physics"  website

" http://www.flyingcircusofphysics.com/News/NewsDetail.aspx?NewsID=41 "

 *Describe the story and explain the physics as clearly and detailed as possible  The stories must be a minimum of one page each typed, please use 1 or 1.5 spacing , Include the number and the title of the story .