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

... 1996 28 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE FEBRUARY 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE JANUARY 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, ... games. COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE JANUARY 200 5 COPYRIGHT 200 5 SCIENTIF...

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... INC. 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE APRIL 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC.COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 19 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE APRIL 200 5 Hidetoshi ... radius, touch the blue circle as well as the adjacent sides of the square. What is the relation between the radii of the four sm...

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... boy. 28 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AUGUST 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AUGUST 200 5 THE HUMAN ODYSSEY If you want to know ... africanus TAUNG Australopithecus africanus EDWARD BELL COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 16 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AU...

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... fireball of plasma. The fireball gets trapped by the magnetic field. COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE OCTOBER 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, ... wavelength. In the late 1980s a team led by Len - nox L. Cowie of the University of Ha - waii Institute for Astronomy and Simon J. Lilly,...

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... EXPERTS COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. 19 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE DECEMBER 200 5 MATT COLLINS ASK THE EXPERTS Q Q Gigi Kwik of the Center ... NASA 1 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE DECEMBER 200 5 COPYRIGHT 200 5 SCIENTIFIC AMERICAN, INC. Q Q 29 SCIENTIFIC AMERIC...

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... Mount Etna’s southern flank on October 30, 200 2. 11 SCIENTIFIC AMERICAN EXCLUSIVE ONLINE ISSUE AUGUST 200 3 COPYRIGHT 200 3 SCIENTIFIC AMERICAN, INC. swers should be found in the theory of plate tectonics, ... position at the crossroads of these faults was the explanation for its volcanism. The presence of faults, how- ever, accounts only for the ability of ma...

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... researchers—including An- drew J. Leigh Brown of the University of Ed- inburgh, Jaap Goudsmit of the University of COURSE OF HIV INFECTION typically runs many years, during most of which the patient has no symptoms. ... EXCLUSIVE ONLINE ISSUE JULY 200 3 COPYRIGHT 200 3 SCIENTIFIC AMERICAN, INC. power of the peptide. (Some epitopes evoke more T cell replicatio...

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... 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 History COPYRIGHT 200 2 SCIENTIFIC AMERICAN, ... Franklin Fellow of the Royal Society of the Arts and a member of the French and American Alpine Clubs. 11 SCIENTIFIC AMERICAN SPECIAL ONLINE...

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... KAMAJIAN 21 SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE NOVEMBER 200 2 originally published April 1996 COPYRIGHT 200 2 SCIENTIFIC AMERICAN, INC. SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE 22 The Search ... MILLER 12 SCIENTIFIC AMERICAN SPECIAL ONLINE ISSUE NOVEMBER 200 2 COPYRIGHT 200 2 SCIENTIFIC AMERICAN, INC. ly force us to take our search to the far...

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... 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 ... organ part- ly out of the chest. By mid -2 00 0, close to 200 ,000 pa- tients had undergone beating-heart by- pass surgery with the aid of a mechani- cal stabilize...

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