How many gumballs fit in the glass sphere of a gumball machine? Scientists have been puzzling over problems like this since the Ancient Greeks. In this free public lecture we will use materials from daily life to explore this interesting yet mysterious packing problem and how the simple results we get can have a great impact on various fields of our life. Lecture will be held at 7pm on Thursday, June 26th Duane Physics, Room G1B30 For more information call (303) 492-3367