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September 23, 2004 Free Trial Issue & Gift >>
	LATEST SCIENCE NEWS Life Found Lurking under Arctic Rocks Ice Shelf Loss Sped Up Glacier Movement GM Pollen Spreads Much Farther Than Previously Thought Ox's Natural Mosquito Repellant Synthesized in Lab In Nicaragua, a Language Is Born  IN FOCUS Fear of Pharming Controversy swirls at the crossroads of agriculture and medicine Nipah's Return The lethal "flying fox" virus may spread between people  IMAGE GALLERY Salvaging Genesis Click to view Go to gallery  TODAY'S TRIVIA How many U.S. states do not use the world "evolution" their science curricula?  ASK THE EXPERTS How are past temperatures determined from an ice core? Why are lightning bolts jagged instead of straight? EDITOR'S PICKS God's Number Is Up Synthetic Life Doom and Gloom by 2100 Einstein's Parrot The Addicted Brain CHANNELS  Astronomy  Technology  & Business  Nanotechnology  PRINT EDITION -- SEPTEMBER 2004 Current Issue | Past Issues | Subscribe - Free preview. Full coverage is available at Scientific American Digital  FEATURES INTRODUCTION The Patent Clerk's Legacy How a theoretician changed the world FROM OUR PAGES Forces of the World, Unite! In a 1950 Scientific American article, Einstein outlined his unified theory of physics TECHNOLOGY  Atomic Spin-offs for the 21st Century Relativistic microchips and other wonders are still emerging from Einstein's ideas CONSUMER ELECTRONICS  Everyday Einstein Finding your way with GPS? Hanging a picture frame with a laser level? Thank Einstein GENERAL RELATIVITY  A Cosmic Conundrum A new incarnation of Einstein's cosmological constant may point the way beyond general relativity LOOKING BACK  A Century of Einstein A sampling of this magazine's reports on Einstein over the past 100 years SPECIAL RELATIVITY  The Search for Relativity Violations Infractions of Einstein's once sacrosanct principle could be evidence for a theory of everything QUANTUM MECHANICS  Was Einstein Right? He thought quantum mechanics was illusory. Perhaps he was on to something UNIFIED FIELD THEORY  The String Theory Landscape The merger of general relativity and quantum mechanics posits bubble universes within bubble universes EXPERIMENTAL WORK  Einstein's Compass What made Einstein study magnetism? ESSAY  Einstein and Newton: Genius Compared How do these two scientific giants measure up against each other?  NEWS SCAN Scaled-Up Darkness Could a single dark matter particle be light-years wide? Test Drive Will a planned defense shield defeat real missiles? Bad Rap for Nitrate? Infamous preservative may help defend against bacteria  Piecing the Past An algorithm quickly fits together potsherds  Chemical Conversations Synapse chip adopts the neuron's tongue  By the Numbers: Oil Haves and Have-Nots World oil reserves  News Scan Briefs  INSIGHTS Superhot among the Ultracool Deborah S. Jin of JILA created a Fermi condensate--opening a new realm in physics that might lead to room-temperature superconductivity  SKEPTIC Mustangs, Monists and Meaning Natural-born dualists  WORKING KNOWLEDGE  String Theory The physics of yo-yos  ANTIGRAVITY Terror Bull Mistakes, damned mistakes and statistics				EXCLUSIVE ONLINE ISSUES  & SPECIAL EDITIONS The Secret Lives of Stars Amazing Animals Mysteries of the Milky Way  IN OUR STORE Explore thousands of products! Visit the Scientific American Store today. Shop by Category:  Books from Scientific American  New Books and Bestsellers  Science Fair Ideas and Books  Space and Science Prints  Hubble Posters  T-Shirts  Electronics  DVD & Video  Music ... and more  Reviews Get the latest science, engineering and math book reviews. What Animals Want: Expertise and Advocacy in Laboratory Animal Welfare Policy by Larry Carbone Mind Wide Open: Your Brain and the Neuroscience of Everyday Life by Steven Johnson Einstein Simplified: Cartoons on Science by Sidney Harris. Revised edition  Best-Seller List Our readers' favorite science and technology books. Foundations and Fundamental Concepts of Mathematics by Howard Eves How to Grow Fresh Air: 50 Houseplants That Purify Your Home or Office by BC Wolverton Lords and Lemurs: Mad Scientists, Kings With Spears, and the Survival of Diversity in Madagascar by Alison Jolly See full list
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