The Berkeley Science Review : Read : Issue Previews

	Issue 13 Fall 2007	Letter From the Editor

22 Robot Flea Circus Berkeley engineers build bionic bugs by Tracy Powell	27 Location, Location, Location WebGIS puts science on the map by Tim De Chant	31 Hive Minds Learning more about indigenous bee species by Jacqueline Chretien
36 A Human Genome Project Why HapMap is only half the story by Natasha Keith	41 Follow the Money Corporate funding of university research by Adam Schindler	47 The Light at the End of the Channel Synthesizing light-switchable neurons by Wendy Hansen

10 Needle-less Injections Taking the sting out of vaccinations 11 Frozen to the Core Bacteria persist in polar ice 12 The Ancestor's Tale Sponge research focuses on drug discovery and multicellularity 14 A Star is Dead Astronomers discover the largest ever supernova 16 ODed on ADHD? Interpreting the increase in diagnosis and medication 17 Chasing Cars Traffic researchers change "stop and go" to "go with the flow" 18 Mighty Moss Tracking the cultural conservation of traditional medicine 20 Chemistry Behind Bars UC Berkeley graduate students teach science at San Quentin

52 Faculty Profile: Chung-Pei Ma Professor of Astrophysics by Danae Schulz	Snail Sex by the Seashore Shifting Shorelines on Mars The Ambidextrous Brain A Molecular Ouroboros

7 Letters to the Editor Our readers write in 13 Quanta Heard on campus 54 Book Review Mathematics at Berkeley: A History 55 Who Knew? Secrets of San Francisco Sourdough