02 August 2002 Compiled by Shawn Carlson. Edited and designed by Sheldon Greaves, with additional artwork
by Brian Mansfield.

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Shawn's NPR Interview Earthquake Precursor Experiments: Exploring Mysterious Earthquake Preparation Physics with Amateur Built Sensors and Data Networks by Sam Stanifer* Abstract: A Speculation on Evolution as a Learning Process by Dolores Landy Bentham* Notes From the Field Signs of Drought by James Farr Science 'Toons by Brian Mansfield   *Papers presented at the Citizen Science Conference in Philadelphia, 28-29 June 2002.   Mind of a Theorist Turning One Vector into Another by George E. Hrabovsky Wanderings Wanderings by Ralph J. Coppola Hands On Physics The Underwater Pendulum by John Dooley     Separatory Funnel Extraction Procedure Separatory funnel stopcock assembly   SAS Tee Shirts are still available! Get yours today! Special Blow-out Sale: The Amateur Astronomer for $25.95 (regular price: $39.99)!! Wolfram's Mathematical Explorer is still available!     SAS promotional ideas in E-Bulletin Backscatter     Published weekly by: Society for Amateur Scientists 5600 Post Rd. Suite 114-341 East Greenwich, RI 02818 401-823-7800     Copyright 2000, 2001, 2002 by the Society for Amateur Scientists, all rights reserved. Legal Notice and disclaimer