scientific american - 1994 09 - conquering lyme disease
scientific american - 1994 09 - conquering lyme disease
... patients who suÝer tempo-rary arthritic symptoms of Lyme disease go on to acquire chronic Lyme arthritis. SCIENTIFIC AMERICAN September 1994 35MICROBE THAT CAUSES LYME DISEASE, the bacterial ... budget, way behind SCIENTIFIC AMERICAN September 1994 23Copyright 1994 Scientific American, Inc.schedule and eating into the base pro-gram. I have received hundreds of let-ters from the science ... that chronic symp-toms arise from the long-term persis-38 SCIENTIFIC AMERICAN September 1994 SYMPTOMS OF LYME DISEASE can include an expanding,Òbulls-eyeÓ rash that often clears in the center...
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scientific american - 1993 09 - special issue - life, death, and the immune system
... some patients to par-ticipate in double-blind, placebo-con-trolled trials. He argues instead for out-come studies, which simply comparepatients who receive a particular thera-py with others, ... order,fax (212) 35 5-0 408.Index of articles since 1948 availablein electronic format. Write SciDex™, SCI-ENTIFIC AMERICAN, 415 Madison Ave-nue, New York, N.Y. 1001 7-1 111, or fax(212) 35 5-0 408.Photocopying ... hereby grant-ed by Scientific American, Inc., to li-braries and others registered with theCopyright Clearance Center (CCC) tophotocopy articles in this issue of SCI-ENTIFIC AMERICAN for...
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scientific american - 1994 01 - searching for strange quark matter
... the low-ener- SCIENTIFIC AMERICAN January 1994 73QUADRUPOLEFOCUSING MAGNETSCERENKOVDETECTORTIME-OF-FLIGHT DETECTORVECTORCHAMBERCopyright 1993 Scientific American, Inc.gy down-quark states ... not happen. The parti-cles that make up all matter must vi-brate, at least a little, all the time. Fol-lowing ordinary logic, then, it would24 SCIENTIFIC AMERICAN January 1994 By chewing on ... need history seems ever readyto frustrate. ÑFred Guterl, London28 SCIENTIFIC AMERICAN January 1994 Copyright 1994 Scientific American, Inc.Variously dry, wet or anywherebetween, wetlands are...
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scientific american - 1994 02 - do aerosols slow climatic warming
... more dis-cussion of the issues raised by geneticscreening and more oversight of its de-velopment. Wood reports that leading SCIENTIFIC AMERICAN February 1994 27Copyright 1994 Scientific American, ... hip lip-shooter find his way through the corridors of power?Laid-Back Leader Rattles the Academy34 SCIENTIFIC AMERICAN February 1994 CHRIS USHER Black StarCopyright 1994 Scientific American, ... with the newestaircraft types: the F-117 Stealth Þght-ers, F-15s and F-16sÑAmericaÕs top-of-the-line ÞghtersÑand the sturdy A-10ground-attack airplane. Marine and navyaviation units will...
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scientific american - 1994 03 - visiting yourself in the past
... predictions.Copyright 1994 Scientific American, Inc.Copyright 1994 Scientific American, Inc.20 SCIENTIFIC AMERICAN March 1994 In the ÒnaiveÓ quark model, one of thethree quarks spins in a direction oppo-site ... MukerjeeCopyright 1994 Scientific American, Inc. SCIENTIFIC AMERICAN March 1994 21membranes surrounding neurons. Pet-tegrew thinks schizophrenics have animpaired ability to synthesize the mem-branes. ... represents a set of nonintegral so-lutions to the equation XN+ YN= ZN.WOLFRAM RESEARCHCopyright 1994 Scientific American, Inc.32 SCIENTIFIC AMERICAN March 1994 Clad in a dark, classically...
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scientific american - 1994 04 - the dilemmas of prostate cancer
... Borneo.36 SCIENTIFIC AMERICAN April 1994 Revisiting Old BattleÞeldsJASON GOLTZCopyright 1994 Scientific American, Inc.Copyright 1994 Scientific American, Inc.gan doing Þeldwork in such exotic lo-cales ... Gould, in a review in Na-ture, lauded The Diversity of Life as Òa38 SCIENTIFIC AMERICAN April 1994 Copyright 1994 Scientific American, Inc.Copyright 1994 Scientific American, Inc.thoroughly ... real in-come is to use a measure known as SCIENTIFIC AMERICAN April 1994 47Copyright 1994 Scientific American, Inc.command GNP (gross national prod-uct). Real GNP, the conventional stan-dard...
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scientific american - 1994 06 - was there a race to the moon
... Canada. Long-term monitoring is needed to track changes.SARAH LEEN MatrixCopyright 1994 Scientific American, Inc. SCIENTIFIC AMERICAN June 1994 33In 1939 a 33-year-old French mathe-matician ... up-down action oversome unit of time.Schršdinger managed to extract clas- SCIENTIFIC AMERICAN June 1994 45Copyright 1994 Scientific American, Inc.sical behavior from his theory for a har-monic ... stra-tegic management consulting Þrm. SCIENTIFIC AMERICAN June 1994 37Copyright 1994 Scientific American, Inc.McNamara was also intrigued by thepotential military applications of earth-orbiting...
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scientific american - 1994 07 - how cancers defeat drug therapy
... of the Þeldwork be-cause many of the men have off-site jobs. SCIENTIFIC AMERICAN July 1994 35Copyright 1994 Scientific American, Inc.years ago. A judicious choice of fast-maturing varieties ... worldÕs biggest environ-mental release occurred over decadesat a site called Tomsk-7 in central Sibe-ria. Tomsk-7, whose existence was clas-20 SCIENTIFIC AMERICAN July 1994 Managed Care, Circa ... iden-tiÞed by color. All grayish-to-white minerals are feldspar.Tiny orange grains are iron-magnesium minerals.Copyright 1994 Scientific American, Inc.that the giant impact led to the forma-tion...
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scientific american - 1994 08 - red tides - a growing hazaed
... the chromosomes. Yetthis explanation does not apply to SCIENTIFIC AMERICAN August 1994 19Copyright 1994 Scientific American, Inc.Anti-omniscienceAn eclectic gang of thinkerspushes at knowledgeÕs ... extreme ultraviolet obser-vatory still sending streams of new re-sults back to the earth. SCIENTIFIC AMERICAN August 1994 39DEEP-SURVEY TELESCOPE and spectrometers are being pre-pared for integration ... straight-running torpedoes of a de-sign that dated to World War II.Both the U.S. and British navies aredeveloping active antitorpedo weapons SCIENTIFIC AMERICAN August 1994 27UPHOLDER-CLASS...
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scientific american - 1994 10 - special issue - life in the universe
... HEAVIER-THAN-AIR FLIGHTTHEORYOFRELATIVITYCOMMUNICATIONSSATELLITETRANSISTORCopyright 1994 Scientific American, Inc.Copyright 1994 Scientific American, Inc. SCIENTIFIC AMERICAN October 1994 ... Holloway40 SCIENTIFIC AMERICAN October 1994 Interpretations are a good mental exercise, but people get so hot and nasty about it.Copyright 1994 Scientific American, Inc.Copyright 1994 Scientific American, ... clothing,Ó heexclaims.28 SCIENTIFIC AMERICAN October 1994 Copyright 1994 Scientific American, Inc.The notion of creating massive feder-al purchasing alliances is all but aban-doned now. Other critics...
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