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This Week in Science
Editor summaries of this week's papers.
Science 20 November 2009: 1040.
Full Text »
Albert Grimaldi
Science 20 November 2009: 1042.
Summary »   Full Text »   PDF »  
Editors' Choice
Highlights of the recent literature.
Science 20 November 2009: 1043.
Full Text »
Science 20 November 2009: 1131.
The show includes the demise of Pleistocene megafauna, strengthening memories during sleep, cleaning up oil mine reclamation, and more. Summary »   Full Text »   Transcript »  
Science 20 November 2009: 1131.
A weekly roundup of information on newly offered instrumentation, apparatus, and laboratory materials of potential interest to researchers. Summary »   Full Text »   PDF »  

News of the Week

Richard A. Kerr
Science 20 November 2009: 1046.
When a spent rocket booster slammed into the frigid, inky shadow of a lunar crater last month, it sent up a slightly damp plume of dust, scientists with NASA's Lunar Crater Observation and Sensing Satellite mission reported last week. Summary »   Full Text »   PDF »  
Dennis Normile
Science 20 November 2009: 1046-1047.
Attempting to rein in Japan's yawning budget deficit, a government task force last week recommended tens of millions of dollars in cuts in science spending in the fiscal year beginning next April that would hit everything from research grants to big-ticket items such as a next-generation supercomputer. Summary »   Full Text »   PDF »  
Yudhijit Bhattacharjee
Science 20 November 2009: 1047.
Two new astronomical results—one in this week's issue of Science and the other published online this month in Nature—suggest that cosmic rays acquire their tremendous velocities from exploding stars. Summary »   Full Text »   PDF »  
Richard A. Kerr
Science 20 November 2009: 1048.
World production of conventional oil is likely to peak before 2030 and could reach its limits before 2020, a major report from a new voice in the debate over oil depletion warns. In view of the daunting task of weaning the world's transportation off oil, the risk of a peak before 2030 "needs to be given serious consideration," the report says. Summary »   Full Text »   PDF »  
Constance Holden
Science 20 November 2009: 1049.
Within a couple of years, a scientific team hopes to start clinical trials using cells from the first swine herd in the country specially bred to supply insulin-secreting pancreatic islets for people with diabetes. But they face immunological and regulatory challenges, as well as the challenge of overcoming public aversion to the idea. Summary »   Full Text »   PDF »  
Science 20 November 2009: 1049.
ScienceNOW this week reported that meditation halves the risk of heart disease, empathy is in our genes, holes can block light, and new neurons make room for new memories, among other stories. Summary »   Full Text »   PDF »  
Richard Stone
Science 20 November 2009: 1050.
In an interview with Science, Zhu Qingshi, the newly appointed president of China's planned South University of Science and Technology, explained how he intends to shake up China's university system—whether the education ministry likes it or not. Summary »   Full Text »   PDF »  
Sam Kean
Science 20 November 2009: 1051.
More than a half-dozen major U.S. universities and institutes pledged last week to lean on biotech companies when licensing intellectual property to secure more favorable terms for countries in the developing world. Summary »   Full Text »   PDF »  
Science 20 November 2009: 1051.
ScienceInsider reported this week that the American Physical Society's governing council has rejected a petition to revise a 2007 statement on global warming and Brazil has announced a plan to cut carbon emissions between 36% and 39% by 2020, among other stories. Summary »   Full Text »   PDF »  
Random Samples
Science 20 November 2009: 1045.
Full Text »

News Focus

Sam Kean
Science 20 November 2009: 1052-1055.
The oil of the future—vast and largely untapped reserves of petroleum in the form of tarry deposits a few tens of meters beneath the surface—has serious reclamation challenges right now. Summary »   Full Text »   PDF »   Podcast Interview »  
Michael Balter
Science 20 November 2009: 1056-1057.
Detailed studies of Neandertal hearths and living quarters suggest that, like modern humans, our extinct cousins had the knack for organization. Summary »   Full Text »   PDF »  
Michael Balter
Science 20 November 2009: 1057.
Researchers have long debated whether the highly carnivorous Neandertals sometimes ate each other. In recent years, new evidence for this macabre hypothesis has emerged. Summary »   Full Text »   PDF »  
Elizabeth Pennisi
Science 20 November 2009: 1058.
Chloroplasts seem to rely on the polymerization of protein filaments to make their way across a cell, researchers reported at the 9th International Plant Molecular Biology Congress, and they can move quickly—or slowly—depending on the circumstances. Summary »   Full Text »   PDF »  
Elizabeth Pennisi
Science 20 November 2009: 1058-1059.
At the 9th International Plant Molecular Biology Congress, researchers described progress in manipulating the beta-glucan content of grains and other plant tissues, which could boost the fiber content of foods and enhance the value of the currently unusable parts of corn and wheat for biofuels. Summary »   Full Text »   PDF »  
Elizabeth Pennisi
Science 20 November 2009: 1059.
Researchers have proposed that genes that code for proteins that are part of complexes are most likely to survive the purging that follows whole-genome duplications. Increasing evidence from the 9th International Plant Molecular Biology Congress and other meetings suggests that this so-called gene balance hypothesis may be correct. Summary »   Full Text »   PDF »  

Letters

 
Simon Levay
Science 20 November 2009: 1060.
Full Text »   PDF »  
 
Ole Isacson
Science 20 November 2009: 1060.
Full Text »   PDF »  
 
Tong Wu and Yeon-Su Kim
Science 20 November 2009: 1060.
Full Text »   PDF »  
 
Adam Riggsbee and Martin W. Doyle
Science 20 November 2009: 1061.
Full Text »   PDF »  
 
Margaret A. Palmer and Solange Filoso
Science 20 November 2009: 1061-1062.
Full Text »   PDF »  
 
Michael Town
Science 20 November 2009: 1062.
Full Text »   PDF »  
 
Science 20 November 2009: 1062.
Full Text »   PDF »  

Books et al.

Johan J. Bolhuis
Science 20 November 2009: 1063.
De Waal uses observations from his own fieldwork to argue for the importance of empathy in social behavior of human and other animals. Summary »   Full Text »   PDF »  
Raegen T. Miller
Science 20 November 2009: 1063-1064.
Surveying and evaluating the scientific literature gender disparities in mathematics, science, and engineering disciplines, Ceci and Williams argue that the underrepresentation of women in these fields is due to "certain choices that women (but not men) are compelled to make in our society." Summary »   Full Text »   PDF »  
Science 20 November 2009: 1063.
A listing of books received at Science during the week ended 13 November 2009. Summary »  

Policy Forum

Megan R. Schwarzman and Michael P. Wilson
Science 20 November 2009: 1065-1066.
U.S. regulation of chemicals is in need of an overhaul, informed by European legislation and guided by new thinking about risk. Summary »   Full Text »   PDF »  

Perspectives

Daniel deB. Richter, Jr. and Megan L. Mobley
Science 20 November 2009: 1067-1068.
Earth's rapidly changing near-surface environment needs systematic observation to better manage future crop production, climates, and water quality. Summary »   Full Text »   PDF »  
John H. Perepezko
Science 20 November 2009: 1068-1069.
Alloys based on molybdenum or niobium may allow the high-temperature components of jet engines to run hotter and more efficiently. Summary »   Full Text »   PDF »  
Pablo G. Debenedetti and Sapna Sarupria
Science 20 November 2009: 1070-1071.
An exceptionally long computer simulation offers a glimpse of molecular events leading to methane hydrate formation. Summary »   Full Text »   PDF »  
Catherine Feuillet and Kellye Eversole
Science 20 November 2009: 1071-1072.
The maize genome sequence will allow further analyses of genetic diversity and the genetic basis for traits critical to plant breeding. Summary »   Full Text »   PDF »  
Christopher Johnson
Science 20 November 2009: 1072-1073.
Declines in North American megafauna populations began before the Clovis period and were the cause, not the result, of vegetation changes and increased fires. Summary »   Full Text »   PDF »  

Review

Robert W. Boyd and Daniel J. Gauthier
Science 20 November 2009: 1074-1077.
Abstract »   Full Text »   PDF »  

Brevia

Jean-Philippe Vielle-Calzada, Octavio Martínez de la Vega, Gustavo Hernández-Guzmán, Enrique Ibarra-Laclette, Cesar Alvarez-Mejía, Julio C. Vega-Arreguín, Beatriz Jiménez-Moraila, Araceli Fernández-Cortés, Guillermo Corona-Armenta, Luis Herrera-Estrella, and Alfredo Herrera-Estrella
Science 20 November 2009: 1078.
Genes involved in metal tolerance likely played a role in maize domestication. Abstract »   Full Text »   PDF »   Supporting Online Material »  
John D. Rudoy, Joel L. Voss, Carmen E. Westerberg, and Ken A. Paller
Science 20 November 2009: 1079.
During sleep, memories can be influenced in a specific and systematic manner. Abstract »   Full Text »   PDF »   Supporting Online Material »  Podcast Interview »  

Reports

F. Acero, F. Aharonian, A. G. Akhperjanian, G. Anton, U. Barres de Almeida, A. R. Bazer-Bachi, Y. Becherini, B. Behera, K. Bernlöhr, A. Bochow, C. Boisson, J. Bolmont, V. Borrel, J. Brucker, F. Brun, P. Brun, R. Bühler, T. Bulik, I. Büsching, T. Boutelier, P. M. Chadwick, A. Charbonnier, R. C. G. Chaves, A. Cheesebrough, L.-M. Chounet, A. C. Clapson, G. Coignet, M. Dalton, M. K. Daniel, I. D. Davids, B. Degrange, C. Deil, H. J. Dickinson, A. Djannati-Ataï, W. Domainko, L. O’C. Drury, F. Dubois, G. Dubus, J. Dyks, M. Dyrda, K. Egberts, D. Emmanoulopoulos, P. Espigat, C. Farnier, S. Fegan, F. Feinstein, A. Fiasson, A. Förster, G. Fontaine, M. Füßling, S. Gabici, Y. A. Gallant, L. Gérard, D. Gerbig, B. Giebels, J. F. Glicenstein, B. Glück, P. Goret, D. Göring, D. Hauser, M. Hauser, S. Heinz, G. Heinzelmann, G. Henri, G. Hermann, J. A. Hinton, A. Hoffmann, W. Hofmann, P. Hofverberg, S. Hoppe, D. Horns, A. Jacholkowska, O. C. de Jager, C. Jahn, I. Jung, K. Katarzynski, U. Katz, S. Kaufmann, M. Kerschhaggl, D. Khangulyan, B. Khélifi, D. Keogh, D. Klochkov, W. Kluzniak, T. Kneiske, Nu. Komin, K. Kosack, R. Kossakowski, G. Lamanna, J.-P. Lenain, T. Lohse, V. Marandon, O. Martineau-Huynh, A. Marcowith, J. Masbou, D. Maurin, T. J. L. McComb, M. C. Medina, J. Méhault, R. Moderski, E. Moulin, M. Naumann-Godo, M. de Naurois, D. Nedbal, D. Nekrassov, B. Nicholas, J. Niemiec, S. J. Nolan, S. Ohm, J-F. Olive, E. de Oña Wilhelmi, K. J. Orford, M. Ostrowski, M. Panter, M. Paz Arribas, G. Pedaletti, G. Pelletier, P.-O. Petrucci, S. Pita, G. Pühlhofer, M. Punch, A. Quirrenbach, B. C. Raubenheimer, M. Raue, S. M. Rayner, O. Reimer, M. Renaud, F. Rieger, J. Ripken, L. Rob, S. Rosier-Lees, G. Rowell, B. Rudak, C. B. Rulten, J. Ruppel, V. Sahakian, A. Santangelo, R. Schlickeiser, F. M. Schöck, U. Schwanke, S. Schwarzburg, S. Schwemmer, A. Shalchi, M. Sikora, J. L. Skilton, H. Sol, L. Stawarz, R. Steenkamp, C. Stegmann, F. Stinzing, G. Superina, A. Szostek, P. H. Tam, J.-P. Tavernet, R. Terrier, O. Tibolla, M. Tluczykont, C. van Eldik, G. Vasileiadis, C. Venter, L. Venter, J. P. Vialle, P. Vincent, M. Vivier, H. J. Völk, F. Volpe, S. J. Wagner, M. Ward, A. A. Zdziarski, and A. Zech
Science 20 November 2009: 1080-1082.
Published online 24 September 2009 [DOI: 10.1126/science.1178826] (in Science Express Reports)
Detection of our nearest starburst galaxy at very high energies confirms this galaxy type as a new class of gamma-ray emitter. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Clayton P. Lapointe, Thomas G. Mason, and Ivan I. Smalyukh
Science 20 November 2009: 1083-1086.
Polygons dispersed in a liquid crystal solvent form either dipolar or quadrupolar interactions, thus driving self-assembly. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Andrey Bekker, Mark E. Barley, Marco L. Fiorentini, Olivier J. Rouxel, Douglas Rumble, and Stephen W. Beresford
Science 20 November 2009: 1086-1089.
The source of sulfur in economic iron-nickel sulfide deposits is primarily derived from the atmosphere. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Chin-Wu Chen, Stéphane Rondenay, Rob. L. Evans, and David B. Snyder
Science 20 November 2009: 1089-1091.
Seismic profiles of the Slave craton in Canada suggest that subduction is responsible for its formation. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Elin M. Larsson, Christoph Langhammer, Igor Zoric, and Bengt Kasemo
Science 20 November 2009: 1091-1094.
Published online 22 October 2009 [DOI: 10.1126/science.1176593] (in Science Express Reports)
Reactant concentrations can be measured as plasmon frequency shifts for model catalysts grown on nanoscale gold disks. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Matthew R. Walsh, Carolyn A. Koh, E. Dendy Sloan, Amadeu K. Sum, and David T. Wu
Science 20 November 2009: 1095-1098.
Published online 8 October 2009 [DOI: 10.1126/science.1174010] (in Science Express Reports)
An extended simulation uncovers the intricate steps whereby methane can be trapped in ice. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Michiyo Yamamoto-Kawai, Fiona A. McLaughlin, Eddy C. Carmack, Shigeto Nishino, and Koji Shimada
Science 20 November 2009: 1098-1100.
Surface waters in the Canada Basin were undersaturated with respect to aragonite in 2008, earlier than predicted. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Jacquelyn L. Gill, John W. Williams, Stephen T. Jackson, Katherine B. Lininger, and Guy S. Robinson
Science 20 November 2009: 1100-1103.
The decline in Pleistocene megafauna led to the formation of novel plant communities and increased fire. Abstract »   Full Text »   PDF »   Supporting Online Material »  Podcast Interview »  
Duur K. Aanen, Henrik H. de Fine Licht, Alfons J. M. Debets, Niels A. G. Kerstes, Rolf F. Hoekstra, and Jacobus J. Boomsma
Science 20 November 2009: 1103-1106.
In symbioses of independently reproducing partners, a genetically uniform population of symbionts excludes cheating variants. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Arnold I. Miller and Michael Foote
Science 20 November 2009: 1106-1109.
Three major mass extinctions affected organisms inhabiting open-ocean–facing coasts much more so than those inhabiting shallow seas. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Matthieu Depuydt, Stephen E. Leonard, Didier Vertommen, Katleen Denoncin, Pierre Morsomme, Khadija Wahni, Joris Messens, Kate S. Carroll, and Jean-François Collet
Science 20 November 2009: 1109-1111.
A thioredoxin-like enzyme controls the oxidation state of the bacterial periplasm. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Patrick S. Schnable, Doreen Ware, Robert S. Fulton, Joshua C. Stein, Fusheng Wei, Shiran Pasternak, Chengzhi Liang, Jianwei Zhang, Lucinda Fulton, Tina A. Graves, Patrick Minx, Amy Denise Reily, Laura Courtney, Scott S. Kruchowski, Chad Tomlinson, Cindy Strong, Kim Delehaunty, Catrina Fronick, Bill Courtney, Susan M. Rock, Eddie Belter, Feiyu Du, Kyung Kim, Rachel M. Abbott, Marc Cotton, Andy Levy, Pamela Marchetto, Kerri Ochoa, Stephanie M. Jackson, Barbara Gillam, Weizu Chen, Le Yan, Jamey Higginbotham, Marco Cardenas, Jason Waligorski, Elizabeth Applebaum, Lindsey Phelps, Jason Falcone, Krishna Kanchi, Thynn Thane, Adam Scimone, Nay Thane, Jessica Henke, Tom Wang, Jessica Ruppert, Neha Shah, Kelsi Rotter, Jennifer Hodges, Elizabeth Ingenthron, Matt Cordes, Sara Kohlberg, Jennifer Sgro, Brandon Delgado, Kelly Mead, Asif Chinwalla, Shawn Leonard, Kevin Crouse, Kristi Collura, Dave Kudrna, Jennifer Currie, Ruifeng He, Angelina Angelova, Shanmugam Rajasekar, Teri Mueller, Rene Lomeli, Gabriel Scara, Ara Ko, Krista Delaney, Marina Wissotski, Georgina Lopez, David Campos, Michele Braidotti, Elizabeth Ashley, Wolfgang Golser, HyeRan Kim, Seunghee Lee, Jinke Lin, Zeljko Dujmic, Woojin Kim, Jayson Talag, Andrea Zuccolo, Chuanzhu Fan, Aswathy Sebastian, Melissa Kramer, Lori Spiegel, Lidia Nascimento, Theresa Zutavern, Beth Miller, Claude Ambroise, Stephanie Muller, Will Spooner, Apurva Narechania, Liya Ren, Sharon Wei, Sunita Kumari, Ben Faga, Michael J. Levy, Linda McMahan, Peter Van Buren, Matthew W. Vaughn, Kai Ying, Cheng-Ting Yeh, Scott J. Emrich, Yi Jia, Ananth Kalyanaraman, An-Ping Hsia, W. Brad Barbazuk, Regina S. Baucom, Thomas P. Brutnell, Nicholas C. Carpita, Cristian Chaparro, Jer-Ming Chia, Jean-Marc Deragon, James C. Estill, Yan Fu, Jeffrey A. Jeddeloh, Yujun Han, Hyeran Lee, Pinghua Li, Damon R. Lisch, Sanzhen Liu, Zhijie Liu, Dawn Holligan Nagel, Maureen C. McCann, Phillip SanMiguel, Alan M. Myers, Dan Nettleton, John Nguyen, Bryan W. Penning, Lalit Ponnala, Kevin L. Schneider, David C. Schwartz, Anupma Sharma, Carol Soderlund, Nathan M. Springer, Qi Sun, Hao Wang, Michael Waterman, Richard Westerman, Thomas K. Wolfgruber, Lixing Yang, Yeisoo Yu, Lifang Zhang, Shiguo Zhou, Qihui Zhu, Jeffrey L. Bennetzen, R. Kelly Dawe, Jiming Jiang, Ning Jiang, Gernot G. Presting, Susan R. Wessler, Srinivas Aluru, Robert A. Martienssen, Sandra W. Clifton, W. Richard McCombie, Rod A. Wing, and Richard K. Wilson
Science 20 November 2009: 1112-1115.
The sequence of the maize genome reveals it to be the most complex genome known to date. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Michael A. Gore, Jer-Ming Chia, Robert J. Elshire, Qi Sun, Elhan S. Ersoz, Bonnie L. Hurwitz, Jason A. Peiffer, Michael D. McMullen, George S. Grills, Jeffrey Ross-Ibarra, Doreen H. Ware, and Edward S. Buckler
Science 20 November 2009: 1115-1117.
In maize, recombination in the genome has been a limiting factor affecting evolution and breeding efforts. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Ruth A. Swanson-Wagner, Rhonda DeCook, Yi Jia, Tim Bancroft, Tieming Ji, Xuefeng Zhao, Dan Nettleton, and Patrick S. Schnable
Science 20 November 2009: 1118-1120.
Gene expression variation in maize hybrids is influenced by distant DNA sequences subject to paternal genomic imprinting. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Adrián A. Pinto-Tomás, Mark A. Anderson, Garret Suen, David M. Stevenson, Fiona S. T. Chu, W. Wallace Cleland, Paul J. Weimer, and Cameron R. Currie
Science 20 November 2009: 1120-1123.
Leaf-cutting ants engage in a mutualism with nitrogen-fixing bacteria that help fertilize their fungus gardens. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Lei Chen, Young Do Kwon, Tongqing Zhou, Xueling Wu, Sijy O’Dell, Lisa Cavacini, Ann J. Hessell, Marie Pancera, Min Tang, Ling Xu, Zhi-Yong Yang, Mei-Yun Zhang, James Arthos, Dennis R. Burton, Dimiter S. Dimitrov, Gary J. Nabel, Marshall R. Posner, Joseph Sodroski, Richard Wyatt, John R. Mascola, and Peter D. Kwong
Science 20 November 2009: 1123-1127.
Conformational variability in an HIV coat protein complicates the therapeutic targeting of HIV-1. Abstract »   Full Text »   PDF »   Supporting Online Material »  
Dion K. Dickman and Graeme W. Davis
Science 20 November 2009: 1127-1130.
The dysbindin protein is required for the modulation of presynaptic neurotransmitter release in Drosophila. Abstract »   Full Text »   PDF »   Supporting Online Material »  
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Science. ISSN 0036-8075 (print), 1095-9203 (online)