Date: Thu, 04 Jan 2007 12:10:21 -0500
From: "Michael Walsh" <MJW at press.jhu.edu>
To: <wsfalist at keithlynch.net>,<wsfa-forum at yahoogroups.com>
Subject: [WSFA] Crafty math
Reply-To: WSFA members <WSFAlist at KeithLynch.net>

http://www.sciencenews.org/articles/20061223/bob10.asp