Scientific American Contents, April 2012 Volume 306 Number 4, pp 4 - 88

TABLE OF CONTENTS April 2012 Volume 306, Issue 4 From the Editor Letters Science Agenda Forum Advances The Science of Health TechnoFiles Features Reviews and Recommendations Skeptic Anti Gravity 50, 100 and 150 Years Ago Graphic Science Recommend to your library Web feed Available online only Subscribe Advertisement Scientific American: Recommend to your library for online access Scientific American provides you with an overview of the latest in science and technology. Covering everything from medical research and hypertension to global climate change and evolution, Scientific American offers researchers, students, educators an online scientific resource they can rely on. Recommend site license access to your library today!   From the Editor Top The Story Begins p4 Mariette DiChristina doi:10.1038/scientificamerican0412-4 Full Text | PDF Letters Top Letters pp6 - 8 doi:10.1038/scientificamerican0412-6 Full Text | PDF Science Agenda Top Who Owns the Past? p9 doi:10.1038/scientificamerican0412-9 Full Text | PDF Forum Top What Science Wants to Know p10 Stuart Firestein doi:10.1038/scientificamerican0412-10 Full Text | PDF Advances Top The Mind Recovery Act p12 Gary Stix doi:10.1038/scientificamerican0412-12 Full Text | PDF Scanning for E.T.'s Calls p14 Charles Q. Choi doi:10.1038/scientificamerican0412-14a Full Text | PDF By the Numbers p14 doi:10.1038/scientificamerican0412-14b Full Text | PDF Hopeful Vision p15 Ferris Jabr doi:10.1038/scientificamerican0412-15 Full Text | PDF Picky Eaters Club p16 Carrie Madren doi:10.1038/scientificamerican0412-16a Full Text | PDF Patent Watch p16 Rose Eveleth doi:10.1038/scientificamerican0412-16b Full Text | PDF Fast Talkers p18 Anne Pycha doi:10.1038/scientificamerican0412-18 Full Text | PDF Blue Bacteria in Bloom p19 Lucas Laursen doi:10.1038/scientificamerican0412-19 Full Text | PDF Coffee Mystery p20 Rose Eveleth doi:10.1038/scientificamerican0412-20a Full Text | PDF Textbooks Come Alive p20 Charles Q. Choi doi:10.1038/scientificamerican0412-20b Full Text | PDF Swimming on Mars p22 John Matson doi:10.1038/scientificamerican0412-22 Full Text | PDF What Is It? p23 Katherine Harmon doi:10.1038/scientificamerican0412-23 Full Text | PDF Cold Call p24 Caleb A. Scharf doi:10.1038/scientificamerican0412-24a Full Text | PDF This Is What a Scientist Looks Like p24 Christie Wilcox doi:10.1038/scientificamerican0412-24b Full Text | PDF The Science of Health Top Food Poisoning's Hidden Legacy pp26 - 27 Maryn McKenna doi:10.1038/scientificamerican0412-26 Full Text | PDF TechnoFiles Top Technology's Friction Problem p28 David Pogue doi:10.1038/scientificamerican0412-28 Full Text | PDF Features Top First of Our Kind pp30 - 39 Kate Wong doi:10.1038/scientificamerican0412-30 Full Text | PDF Quantum Gravity in Flatland pp40 - 47 Steven Carlip doi:10.1038/scientificamerican0412-40 Full Text | PDF This is Your Brain in Meltdown pp48 - 53 Amy Arnsten, Carolyn M. Mazure and Rajita Sinha doi:10.1038/scientificamerican0412-48 Full Text | PDF Bound for the Moon pp54 - 59 Michael Belfiore doi:10.1038/scientificamerican0412-54 Full Text | PDF Polio's Last Act pp60 - 65 Helen Branswell doi:10.1038/scientificamerican0412-60 Full Text | PDF Birth of a Cold War Vaccine pp66 - 69 William Swanson doi:10.1038/scientificamerican0412-66 Full Text | PDF Time Traveler pp70 - 73 Richard Milner doi:10.1038/scientificamerican0412-70 Full Text | PDF The Limits of Breath Holding pp74 - 79 Michael J. Parkes doi:10.1038/scientificamerican0412-74 Full Text | PDF Reviews and Recommendations Top Recommended p80 Anna Kuchment doi:10.1038/scientificamerican0412-80 Full Text | PDF Skeptic Top Climbing Mount Immortality p82 Michael Shermer doi:10.1038/scientificamerican0412-82 Full Text | PDF Anti Gravity Top The Doctor Is Way Out p84 Steve Mirsky doi:10.1038/scientificamerican0412-84 Full Text | PDF 50, 100 and 150 Years Ago Top 50, 100 & 150 Years Ago pp86 - 87 Daniel C. Schlenoff doi:10.1038/scientificamerican0412-86 Full Text | PDF Graphic Science Top Space Age Wasteland p88 John Matson doi:10.1038/scientificamerican0412-88 Full Text | PDF Top Natureevents is a fully searchable, multi-disciplinary database designed to maximise exposure for events organisers. The contents of the Natureevents Directory are now live. The digital version is available here. Find the latest scientific conferences, courses, meetings and symposia on natureevents.com. For event advertising opportunities across the Nature Publishing Group portfolio please contact natureevents@nature.com More Nature Events

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