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scientific american special online issue - 2005 no 25 - ask the experts

scientific american  special online issue  -  2005 no 25  -  ask the experts

scientific american special online issue - 2005 no 25 - ask the experts

... EXPERTS COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.19 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE DECEMBER 2005 MATT COLLINS ASK THE EXPERTS QQGigi Kwik of the Center ... Builth Wells, Wales ASK THE EXPERTS COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.QQ21 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE DECEMBER 2005 MATT COLLINSHarold Brooks, head of the Mesoscale Applications ... Kissimmee, Fla. ASK THE EXPERTS COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.QQ22 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE DECEMBER 2005 MATT COLLINSSaul I. Gass, professor emeritus at the University...
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scientific american  special online issue  -  2005 no 20  -  battle of the sexes

scientific american special online issue - 2005 no 20 - battle of the sexes

... 199628 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE FEBRUARY 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE JANUARY 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, ... games.COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE JANUARY 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.Such ... WYNNE11 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE FEBRUARY 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.search-on -the- fly strategy, wandering the landscape looking for mates. Oftenthey investigate...
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scientific american  special online issue  -  2005 no 21  -  science and art

scientific american special online issue - 2005 no 21 - science and art

... INC.1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE APRIL 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.19 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE APRIL 2005 Hidetoshi ... educational mathemat-ics, a few predate known Western re-sults, such as the Malfatti theorem, the Casey theorem and the Soddy hexlettheorem. One problem reproduces the Descartes circle theorem. ... CHRISTIECOPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.APRIL 2005 20 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE creed the official closing of Japan. Dur-ing this time of sakoku, or national se-clusion, the government...
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scientific american  special online issue  -  2005 no 23  -  the human odyssey

scientific american special online issue - 2005 no 23 - the human odyssey

... anoth-er and the rest of Europe by the retreat of the sea to form the backbone of the Ital-ian peninsula. Large-bodied and small-brained, this creature is so unusual look-ing that it is not ... piecetogether the evolutionary history of our ex-tended family. Ongoing fieldwork promis-es to fill some of the gaps in our knowl-edge. But until then, we must hypothesizebased on what we know. The ... africanusTAUNGAustralopithecusafricanusEDWARD BELLCOPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.16 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AUGUST 2005 CREDIT the same time, Tim D. White of the University...
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scientific american  special online issue  -  2005 no 24  -  extreme universe

scientific american special online issue - 2005 no 24 - extreme universe

... plasma. The fireballgets trapped by the magnetic field. COPYRIGHT 2005 SCIENTIFIC AMERICAN, INC.1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE OCTOBER 2005 COPYRIGHT 2005 SCIENTIFIC AMERICAN, ... into the su - permassive black holes at the galactic centers. Chandra had yet another secret to re - veal: although the moderate x-ray sourc - es were much less luminous than the qua - sars—generating ... luminous, dust-obscured gal - axies found in the SCUBA images, the density of ultraluminous galaxies in the present-day universe is more than 400 times lower than their density in the dis - tant...
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scientific american  special online issue  -  2002 no 03  -  the science of war  -  nuclear history

scientific american special online issue - 2002 no 03 - the science of war - nuclear history

... WAR: THE SE-CRET HISTORY OF THE GER-MAN BOMB. Thomas Powers. Al-fred A. Knopf, 1993. SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE 14 The Science of War: Nuclear HistoryCOPYRIGHT 2002 SCIENTIFIC AMERICAN, ... weaponry. Verysoon after the July test, some 60 of usflew from Los Alamos to the North Pa-cific to assist in the assembly of these SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE 9 The Science of War: Nuclear ... were verysuggestive, they did not, at least when Ifirst read them, settle the issue com-pletely. The Bethe-Teller memorandumdid hold significant clues, but I will re-turn to them later. Oppenheimer’s...
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scientific american  special online issue  -  2002 no 04  -  the search for alien life

scientific american special online issue - 2002 no 04 - the search for alien life

... KAMAJIAN21 SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE NOVEMBER 2002originally published April 1996COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC. SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE 22 The Search ... OBSCUREDPLANET 25 SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE NOVEMBER 2002COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC.form perfect images. If the halo sur-rounding the star extends beyond the planet’s orbit, then ... MILLER12 SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE NOVEMBER 2002COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC.ly force us to take our search to the far side of the moon, the one place in the solar...
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scientific american  special online issue  -  2003 no 05  -  tackling major killers  -  heart disease

scientific american special online issue - 2003 no 05 - tackling major killers - heart disease

... the surgeon from Argentina, gave the beat-ing-heart approach another boost. Hepioneered an operation involving a lim-ited eight-centimeter incision be- tween the ribs on the left side of the ... cluster of con-duction tissue cells collectively known as the sinoatrial node. This node, located at the top of the right atrium, establishes the tempo of the heartbeat; hence, it is of-ten referred ... clearly dis-cern when a wave of impulses crossedany point on the muscle.I was now ready to discuss our pro-posed strategy with the banker. Notknowing whether the origin of the cir-cuit the zone...
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scientific american  special online issue  -  2003 no 07  -  hiv  -  20 years of research

scientific american special online issue - 2003 no 07 - hiv - 20 years of research

... be slow (or may not hap-pen at all).If the immune response to conserved epi-topes is not strong enough to control the vi-ral population on its own, but the combinedeffort of the responses ... eliminate a virus if the mi-crobe did not change. On the other hand, if the epitope fueling the dominant responsemutates, the corresponding T cell clone maynot recognize the mutant. Viral particlesbearing ... then multiply virtu-ally unnoticed. Sometimes the immune sys-tem will catch up with the renegade groupand mount a defense targeted against the new version of the epitope, but other timesthe...
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scientific american  special online issue  -  2003 no 08  -  forces of nature

scientific american special online issue - 2003 no 08 - forces of nature

... Ionian Sea under the Cala-brian block (the southernmost part of the Italian mainland). Schiano and Clocchiat-ti are convinced that the similarity of the magmas is no coincidence. They believethat ... Terra satellite.14 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AUGUST 2003COPYRIGHT 2003 SCIENTIFIC AMERICAN, INC. the scene like daylight. Some larger bombscrashed into the snow not far from us, ... of sparks. Fortu-nately, our shelter was not hit by any-thing large, although a two-meter-widebomb plunged into the snow nearby. Af-ter an endless two minutes, the lava foun-tain rose vertically...
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