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Science News March 12, 2005 Ivars Peterson 
Fibonacci's Other Numbers Generalized Fibonacci arrays have attractive properties and could provide a wealth of further activities for exploration... Puzzle of the Week... 
Science News March 5, 2005 Ivars Peterson 
Primal Surge Last month saw the discovery of the 42nd known Mersenne prime, the largest prime yet identified... Puzzle of the Week... 
Science News February 19, 2005 Ivars Peterson 
The Coin in the Cake An International Mathematical Olympiad worked out the probability of cutting through a coin placed in a cake... Puzzle of the Week... 
Science News February 5, 2005 Ivars Peterson 
Knot Divided in Snow Mathematical forms are no longer unusual sights at the annual International Snow Sculpture Championships in Breckenridge. Mathematician Stan Wagon of Macalester College in St. Paul, Minn., and his team have carved huge blocks of snow into graceful geometric shapes. 
Science News January 22, 2005 Ivars Peterson 
Thirteen Spades Your mathematical chance of receiving such a hand in bridge is one in 635,013,559,600 deals. 
Science News January 8, 2005 Ivars Peterson 
Going with the Crowd A statistician has created a simulation to help explain why some restaurants draw a crowd while neighboring establishments may not. 
Science News January 1, 2005 Ivars Peterson 
Artful Routes Similar techniques used for solving optimization problemswhich range from routing telephone calls and constructing schedules to allocating resources and designing networkscan also play a role in creating ingenious artworks. 
Science News December 18, 2004 Ivars Peterson 
Sphere Worlds Artist Dick Termes geometrically translates the view from inside a sphere to the outside of one. 
Technology Research News December 15, 2004 Kimberly Patch 
Physics model predicts book sales Using the same statistical physics methods used to study complex systems such as earthquakes and financial markets, researchers have devised a model that tracks book sales. The method could be used in practical applications within six months to a year. 
Science News December 11, 2004 Ivars Peterson 
Pennies in a Tray Mathematicians have long pondered the problem of packing identical circles inside a variety of geometric shapes. 
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