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Science RSS FeedsThis Week in Science - A Matter of Faith? | Ups and Downs | Temperature-Sensitive Water Layers | Mighty Wheat | Back to the Future for Negative Refraction | Lending an Electron | Gas from the Past | Life History Matters | Getting to Grips with Gastrulation | Homing In on the Hub | Homer-ing In on Memories | Controlling Conspiracy Theories | Probing Warm Dense Matter | Catalyzing Oxidation with Carbon Nanotubes | The Devil in the Detail | Apoptosis by Another Route...Feed Source: www.sciencemag.org Editors' Choice - CHEMISTRY: Spinning in Place | MICROBIOLOGY: Adapting to Drug Resistance | DEVELOPMENT: Signal Stability | CELL BIOLOGY: Transcription Without Borders | BIOCHEMISTRY: Breaking the Back of BCR-ABL | EVOLUTION: Neutral Plantings | APPLIED PHYSICS: A Model Spin Amplifier... Science Scope - Protection for Researchers | Hubble Trouble Again | Making Space Reservations | Not Those Stock Analysts | Italy Restricts Academic Hires | Going Green Once, Twice | A Rewarmed Climate Report... Random Samples - INSIDE STORY | NAPOLEON: CASE CLOSED | LITTLE GRAY CELLS ADD UP | THE BATTERED BRAIN... Newsmakers - THREE Q'S | AWARDS | TWO CULTURES | POLITICS... [REPORTS] A Physical Map of the 1-Gigabase Bread Wheat Chromosome 3B - A physical map of the largest chromosome of wheat provides the first step toward sequencing the huge, 17-billion base pair genome of this critical food crop.Authors: Etienne Paux, Pierre Sourdille, Jérôme Salse, Cyrille Saintenac, Frédéric Choulet, Philippe Leroy, Abraham Korol, Monika Michalak, Shahryar Kianian, Wolfgang Spielmeyer, Evans Lagudah, Daryl Somers, Andrzej Kilian, Michael Alaux, Sonia Vautrin, Hélène Bergès, Kellye Eversole, Rudi Ap... [REPORTS] High-Quality Binary Protein Interaction Map of the Yeast Interactome Network - Comparison of existing methods for mapping protein-protein interactions in yeast cells shows that the high-throughput approaches are complementary to one another. Authors: Haiyuan Yu, Pascal Braun, Muhammed A. Y?ld?r?m, Irma Lemmens, Kavitha Venkatesan, Julie Sahalie, Tomoko Hirozane-Kishikawa, Fana Gebreab, Na Li, Nicolas Simonis, Tong Hao, Jean-François Rual, Amélie Dricot, Alexei Vazquez, Ryan R. Murray, Christophe Simon, Leah Tardivo, Stanley... [REPORTS] Ceramide Biogenesis Is Required for Radiation-Induced Apoptosis in the Germ Line of C. elegans - In worms, lipid signaling at the mitochondria is necessary for the germ cell death that follows radiation damage, but not for normal developmental cell death.Authors: Xinzhu Deng, Xianglei Yin, Richard Allan, Diane D. Lu, Carine W. Maurer, Adriana Haimovitz-Friedman, Zvi Fuks, Shai Shaham, Richard Kolesnick... [REPORTS] Lacking Control Increases Illusory Pattern Perception - When subjects receive false feedback in lab tests and so feel a loss of control, they are more apt to perceive patterns in random visual static and imagine conspiracies.Authors: Jennifer A. Whitson, Adam D. Galinsky... [PODCASTS] Science Podcast - Author: ... [EDITORIAL] A Populist Movement for Health? - Authors: Jim Wells, Mary Woolley... [NEWS] INFECTIOUS DISEASE: New Malaria Plan Called Ambitious By Some, Unrealistic by Others - The goals of the Global Malaria Action Plan (GMAP), announced last week, are stunningly ambitious: Reduce malaria deaths to near zero by 2015, then progressively eradicate the disease from the planet. But many malaria experts say it's unlikely that GMAP will meet its targets.Author: Leslie Roberts... [NEWS] ANTHRAX INVESTIGATION: NAS Study May Fail to Settle Anthrax Case - Members of Congress and bioterrorism experts are voicing concerns that the review of the scientific evidence in the FBI's case against Bruce Ivins, the Army microbiologist implicated in the anthrax letter attacks of 2001, won't counter skepticism that Ivins, working solo, was the perpetrator of the attacks.Author: Yudhijit Bhattacharjee... [NEWS] ASTROPARTICLE PHYSICS: Europeans Think Big for Particle Detectors - European physicists who study particles from outer space made a pitch this week for the ambitious and costly experiments they want to build over the next decade.Author: Daniel Clery... [NEWS] NATIONAL INSTITUTES OF HEALTH: Adding a Turn to the Roadmap, Zerhouni to Step Down - Without saying much about his next move, Elias Zerhouni announced last week that he is resigning at the end of October after more than 6 years as director of the U.S. National Institutes of Health.Author: Jocelyn Kaiser... [NEWS] NOAA: U.S. Oceans Chief Leaves a Mixed Legacy in His 7-Year Wake - Last week, former Navy Vice Adm. Conrad Lautenbacher announced he is stepping down as administrator of the U.S. National Oceanic and Atmospheric Administration, and scientists say the spry technocrat leaves a reorganized and stronger NOAA research program--as well as some big headaches for the next U.S. oceans skipper.Author: Eli Kintisch... [NEWS] PLANETARY SCIENCE: Minerals Suggest Water Once Flowed on Mars--But Where? - Scientists on the Phoenix mission to the high arctic of Mars announced this week that the rover had found some long-sought soil minerals that are "indicators of liquid water in the past." The catch is that team members can't say for certain when or where the water was liquid.Author: Richard A. Kerr... [NEWS] CRYPTOGRAPHY: Quantum Network Set to Send Uncrackable Secrets - Next week in Vienna, European scientists and engineers will put the bizarre and abstruse laws of quantum mechanics to a practical, everyday use. Researchers will demonstrate a network for transmitting uncrackable encoded messages in quantum-mechanical packets of light.Author: Adrian Cho... [NEWS] GLACIOLOGY: Winds, Not Just Global Warming, Eating Away at the Ice Sheets - Two new studies point to random, wind-induced circulation changes in the ocean--not global warming--as the dominant cause of the recent ice losses through the glaciers draining both the Greenland and West Antarctic ice sheets.Author: Richard A. Kerr... [NEWS] RESEARCH FOUNDATIONS: Biochemist Robert Tjian Named President of Hughes Institute - The Howard Hughes Medical Institute, the largest private funder of biomedical research in the United States, has chosen a new president. He is University of California, Berkeley, biochemist Robert Tjian, a longtime Hughes investigator known as a driven researcher and devoted mentor.Author: Jocelyn Kaiser... [NEWS] FELLOWSHIPS: An International Plan to Hatch Scientist-Entrepreneurs - Last week, more than 100 young researchers from 60 countries were special guests at the summer meeting of the World Economic Forum, held near Tianjin, China's third biggest urban area.Author: Richard Stone... [NEWS FOCUS] NUTRITION SCIENCE: The Peanut Butter Debate - A new type of ready-to-use food is changing the way severe malnutrition is treated. But questions remain about how far to push its introduction--and science has a hard time providing the answer.Author: Martin Enserink... [NEWS FOCUS] NUTRITION SCIENCE: Patents: A Recipe for Problems? - The booming market for so-called ready-to-use therapeutic foods such as Plumpy'nut (see main text) is placing Nutriset, a company in France that together with the French government owns the patent to Plumpy'nut and similar pastes, under scrutiny.Author: Martin Enserink... [NEWS FOCUS] PLANETARY SCIENCE: Culture Wars Over How to Find an Ancient Niche for Life on Mars - Researchers seeking the next Mars rover landing site disagree about what makes for the most promising possibility: lots of water-altered minerals or familiar water-shaped terrain.Author: Richard A. Kerr... [NEWS FOCUS] EDWARD BUCKLER PROFILE: Romping Through Maize Diversity - A computer whiz turned geneticist borrows tactics from Wal-Mart and cattle breeders to manage what may be the world's largest genetic analysis.Author: Elizabeth Pennisi... [LETTERS] Keeping an Eye on the Prize - Author: Roger A. Sedjo... [LETTERS] Epigenomics: A Roadmap, But to Where? - Authors: Hiten D. Madhani, Nicole J. Francis, Robert E. Kingston, Roger D. Kornberg, Danesh Moazed, Geeta J. Narlikar, Barbara Panning, Kevin Struhl... [LETTERS] Protecting Aggregate Genomic Data - Authors: Elias A. Zerhouni, Elizabeth G. Nabel... [LETTERS] Closing a Loophole in the FDA Amendments Act - Authors: Erick H. Turner, Norwan J. Moaleji, Beth L. Arnold;, Deborah A. Zarin, Tony Tse... [LETTERS] Big Payoffs Possible for Small-Molecule Screening - Author: Jeffrey H. Toney... [BOOKS ET AL.] EVOLUTION: A Challenge Standing on Shaky Clay - The author holds that for most of Western history, science and religion have "gone hand in hand," and he takes the search for intelligent design in nature to have been an overriding concern of science.Author: Michael Ruse... [BOOKS ET AL.] PHYSICS: Some Science for Today's Electorate - The author provides a nontechnical primer on the science that must be taken into account when considering some key issues that presidents (and the electorate) must deal with: terrorism; energy; nuclear weapons, power, and wastes; space; and global warming.Author: Kenneth R. Foster... [POLICY FORUM] AGRICULTURE: Sustainable Biofuels Redux - Science-based policy is essential for guiding an environmentally sustainable approach to cellulosic biofuels.Authors: G. Philip Robertson, Virginia H. Dale, Otto C. Doering, Steven P. Hamburg, Jerry M. Melillo, Michele M. Wander, William J. Parton, Paul R. Adler, Jacob N. Barney, Richard M. Cruse, Clifford S. Duke, Philip M. Fearnside, Ronald F. Follett, Holly K. Gibbs, Jose Goldemberg, David J. Mladenoff, Ojima Dennis, Michael W. Palmer, Andrew ... [PERSPECTIVES] ASTRONOMY: The Shining Make-Up of Our Star - A revision to the chemical composition of the Sun based on models of its outer atmosphere is at odds with our understanding of its inner workings.Author: Martin Asplund... [PERSPECTIVES] ECOLOGY: Bugs' Bugs - Evaluation of the chemical relationship between a beetle and its microbial associates shows that microbial ecology can lead to potential drugs.Authors: May R. Berenbaum, Thomas Eisner... [PERSPECTIVES] ATMOSPHERIC SCIENCE: From Ocean to Stratosphere - Rising tropical sea surface temperatures alter atmospheric dynamics at heights of 16 kilometers or more.Authors: Rudolf Deckert, Martin Dameris... [PERSPECTIVES] CHEMISTRY: A Light Touch Catalyzes Asymmetric Carbon-Carbon Bond Formation - The cooperation between a photoactivated catalyst and an organocatalyst enables a so far elusive stereoselective synthetic transformation.Authors: Philippe Renaud, Paul Leong... [PERSPECTIVES] BIOCHEMISTRY: Not Comparable, But Complementary - New studies increase the number of protein-protein interactions but show little overlap. This is not a bad thing, though.Authors: Lars Juhl Jensen, Peer Bork... [REVIEWS] The Origin and Evolution of Religious Prosociality - Authors: Ara Norenzayan, Azim F. Shariff... [BREVIA] Bacterial Protection of Beetle-Fungus Mutualism - The southern pine beetle uses a polyene peroxide antifungal agent secreted by a bacterium to protect its fungal food source from attack by another fungal species.Authors: Jarrod J. Scott, Dong-Chan Oh, M. Cetin Yuceer, Kier D. Klepzig, Jon Clardy, Cameron R. Currie... [RESEARCH ARTICLES] A Chronology of Paleozoic Sea-Level Changes - The marine sedimentary rock record shows that sea level rose from the Early Cambrian to the Ordovician and then fluctuated through the Permian, partly in response to glaciations.Authors: Bilal U. Haq, Stephen R. Schutter... [REPORTS] Ultrafast X-ray Thomson Scattering of Shock-Compressed Matter - A transient x-ray source reveals rapid structural changes in LiH as a high-powered laser produces extreme compression and heating, inducing an insulator-to-metal transition.Authors: Andrea L. Kritcher, Paul Neumayer, John Castor, Tilo Döppner, Roger W. Falcone, Otto L. Landen, Hae Ja Lee, Richard W. Lee, Edward C. Morse, Andrew Ng, Steve Pollaine, Dwight Price, Siegfried H. Glenzer... [REPORTS] Time Reversal and Negative Refraction - Optically active materials with nonlinear optical properties are predicted to mimic negatively refractive materials but without losses associated with true negative refraction.Author: J. B. Pendry... [REPORTS] Surface-Modified Carbon Nanotubes Catalyze Oxidative Dehydrogenation of n-Butane - Carbon nanotubes decorated with phosphate groups can catalyze the partial oxidation of alkanes, a process that has normally required complex metal oxides.Authors: Jian Zhang, Xi Liu, Raoul Blume, Aihua Zhang, Robert Schlögl, Dang Sheng Su... [REPORTS] Merging Photoredox Catalysis with Organocatalysis: The Direct Asymmetric Alkylation of Aldehydes - When irradiated by light, a ruthenium-organic catalyst creates intermediates with unpaired electrons that undergo otherwise intractable asymmetric reactions. Authors: David A. Nicewicz, David W. C. MacMillan... [REPORTS] Temperature-Induced Hydrophobic-Hydrophilic Transition Observed by Water Adsorption - A detailed gas record from the Byrd ice core from 90,000 to 20,000 years ago shows that warming episodes tracked high CO2 levels in Antarctica but lagged by several thousands of years in Greenland.Authors: Hai-Jing Wang, Xue-Kui Xi, Alfred Kleinhammes, Yue Wu... [REPORTS] Atmospheric CO2 and Climate on Millennial Time Scales During the Last Glacial Period - Authors: Jinho Ahn, Edward J. Brook... [REPORTS] Rates of Molecular Evolution Are Linked to Life History in Flowering Plants - A phylogenetic analysis shows that long-lived trees and shrubs have lower rates of molecular evolution than short-lived herbaceous plants.Authors: Stephen A. Smith, Michael J. Donoghue... [REPORTS] Chemokine Signaling Controls Endodermal Migration During Zebrafish Gastrulation - During zebrafish gastrulation, chemokines are required for integrin-dependent adhesion of endodermal cells to mesoderm, a role distinct from their action as chemoattractants.Authors: Sreelaja Nair, Thomas F. Schilling... [REPORTS] Molecular Architecture of the ?Stressosome,? a Signal Integration and Transduction Hub - The stressosome, a huge multiprotein complex, has a virus capsid-like core and variable extensions that detect and integrate signals to activate the stress response.Authors: Jon Marles-Wright, Tim Grant, Olivier Delumeau, Gijs van Duinen, Susan J. Firbank, Peter J. Lewis, James W. Murray, Joseph A. Newman, Maureen B. Quin, Paul R. Race, Alexis Rohou, Willem Tichelaar, Marin van Heel, Richard J. Lewis... [REPORTS] Internally Generated Reactivation of Single Neurons in Human Hippocampus During Free Recall - The firing patterns of brain neurons recorded from people watching a video episode were the same as those recorded during later recall of the same show.Authors: Hagar Gelbard-Sagiv, Roy Mukamel, Michal Harel, Rafael Malach, Itzhak Fried... Copyright © 2008, The Complete Cat. All Rights Reserved. |