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Anomalies and Alternative Science RSS FeedsThis Week in Science - Gold Nanoparticles on a Roll | Keeping Fungal Invaders at Bay | Ultra Clean, Ultra Small | Adding Injury to Insult | A Warped Route to Cloaking | Right on Target | Bright Shiny Flowers | Life's Too Short | Chaperone to Neurodegeneration | Trading Toxins | Rare Air | Peer Support | Viewing the Action of DNA Polymerase...Feed Source: www.sciencemag.org Editors' Choice - CELL BIOLOGY: Moving Toward Asymmetry | ASTROPHYSICS: A Star at Death's Door | IMMUNOLOGY: Finding Negatives Wherever | OCEAN SCIENCE: Winter Carbonate Collapse | CHEMISTRY: Diverse Scaffolds | CELL BIOLOGY: Follow the Leader | AGRICULTURE: Controlling Salt Intake... Random Samples - TO CATCH A CELL | NO FREE RIDE FOR BLUBBER | GETTING THERE... Newsmakers - PEOPLE TO WATCH IN 2009 | PEOPLE TO WATCH IN 2009... [RESEARCH ARTICLES] A Glucosinolate Metabolism Pathway in Living Plant Cells Mediates Broad-Spectrum Antifungal Defense - Plant cells defend against fungal attack through an innate immunity pathway in which infection triggers glucosinolate synthesis, stimulating formation of a protective callose. Authors: Pawe? Bednarek, Mariola Pi?lewska-Bednarek, Ale? Svato?, Bernd Schneider, Jan Doubský, Madina Mansurova, Matt Humphry, Chiara Consonni, Ralph Panstruga, Andrea Sanchez-Vallet, Antonio Molina, Paul Schulze-Lefert... [REPORTS] Mott Insulating State in Ultraclean Carbon Nanotubes - Both metallic and semiconducting carbon nanotubes exhibit a radius-dependent energy gap arising from correlated electrons in the tubes. Authors: Vikram V. Deshpande, Bhupesh Chandra, Robert Caldwell, Dmitry S. Novikov, James Hone, Marc Bockrath... [REPORTS] Broadband Invisibility by Non-Euclidean Cloaking - In theory, materials with a negative refractive index deployed in a curved, non-Euclidean space can provide a route to cloaking and invisibility across a range of wavelengths. Authors: Ulf Leonhardt, Tomá? Tyc... [REPORTS] Control of Self-Assembly of DNA Tubules Through Integration of Gold Nanoparticles - Gold particles incorporated into DNA strands drive the formation of a variety of three-dimensional spiral architectures. Authors: Jaswinder Sharma, Rahul Chhabra, Anchi Cheng, Jonathan Brownell, Yan Liu, Hao Yan... [REPORTS] Declining Coral Calcification on the Great Barrier Reef - Calcification by Great Barrier Reef corals decreased by about 14% since 1990, the largest decline in the past 400 years. Authors: Glenn De?ath, Janice M. Lough, Katharina E. Fabricius... [REPORTS] Stretching the Envelope of Past Surface Environments: Neoproterozoic Glacial Lakes from Svalbard - Unusual oxygen isotope compositions indicate that a Precambrian glacial period had an anomalous, perhaps extremely CO2-rich, atmosphere. Authors: Huiming Bao, Ian J. Fairchild, Peter M. Wynn, Christoph Spötl... [REPORTS] Why Peer Discussion Improves Student Performance on In-Class Concept Questions - In the classroom, discussion among students improves understanding and leads to more accurate answers to questions. Authors: M. K. Smith, W. B. Wood, W. K. Adams, C. Wieman, J. K. Knight, N. Guild, T. T. Su... [REPORTS] Regulation of Neuronal Survival Factor MEF2D by Chaperone-Mediated Autophagy - The degradation of a key neuronal survival factor by chaperone-mediated autophagy may contribute to Parkinson's disease. Authors: Qian Yang, Hua She, Marla Gearing, Emanuela Colla, Michael Lee, John J. Shacka, Zixu Mao... [REPORTS] Signal Sequences Activate the Catalytic Switch of SRP RNA - Authors: Niels Bradshaw, Saskia B. Neher, David S. Booth, Peter Walter... [REPORTS] Floral Iridescence, Produced by Diffractive Optics, Acts As a Cue for Animal Pollinators - The iridescence of tulip petals, as well as their pigmentation, affects foraging behavior by bumblebees. Authors: Heather M. Whitney, Mathias Kolle, Piers Andrew, Lars Chittka, Ullrich Steiner, Beverley J. Glover... [REPORTS] Real-Time DNA Sequencing from Single Polymerase Molecules - Arrays of narrow waveguides can record the action of a DNA polymerase stepping along a primer template, potentially providing a way to sequence DNA molecules. Authors: John Eid, Adrian Fehr, Jeremy Gray, Khai Luong, John Lyle, Geoff Otto, Paul Peluso, David Rank, Primo Baybayan, Brad Bettman, Arkadiusz Bibillo, Keith Bjornson, Bidhan Chaudhuri, Frederick Christians, Ronald Cicero, Sonya Clark, Ravindra Dalal, Alex deWinter, John Dixon, Mathie... [REPORTS] Phage-Mediated Intergeneric Transfer of Toxin Genes - Viruses may transfer toxin genes among pathogenic bacteria in raw milk, complicating veterinary use of phage therapy as a bacteriacide. Authors: John Chen, Richard P. Novick... [REPORTS] Stable Introduction of a Life-Shortening Wolbachia Infection into the Mosquito Aedes aegypti - Infection of mosquitoes with a bacterium shortens their lives and reduces disease transmission, without development of resistance. Authors: Conor J. McMeniman, Roxanna V. Lane, Bodil N. Cass, Amy W.C. Fong, Manpreet Sidhu, Yu-Feng Wang, Scott L. O?Neill... [EDITORIAL] Making a Science of Education - Author: Bruce Alberts... [NEWS] THE TRANSITION: Holdren Named Science Adviser, Varmus, Lander to Co-Chair PCAST - Authors: Eli Kintisch, Jeffrey Mervis... [NEWS] SCIENTIFIC COLLABORATION: Tehran Incident Threatens U.S.-Iran Project - Author: Richard Stone... [NEWS] RESEARCH ASSESSMENT: U.K. University Research Ranked; Funding Impacts to Follow - Author: John Travis... [NEWS] RESEARCH FUNDING: For Many Scientists, the Madoff Scandal Suddenly Hits Home - Author: Jennifer Couzin... [NEWS] PLANETARY IMPACTS: Did the Mammoth Slayer Leave A Diamond Calling Card? - Author: Richard A. Kerr... [NEWS] CORAL REEFS: Calcification Rates Drop in Australian Reefs - Author: Elizabeth Pennisi... [NEWS FOCUS] SCIENCE ADVISERS: Bending the President's Ear - A science adviser is only as effective as the president wants him to be, say the men who have held the job since Sputnik.Author: Eli Kintisch... [NEWS FOCUS] BRAIN CANCER: A Viral Link to Glioblastoma? - Circumstantial evidence hints that cytomegalovirus, a common herpesvirus, may play a role in the aggressive brain cancer, but big questions remain.Author: Greg Miller... [NEWS FOCUS] POLAR SCIENCE: A Death in Antarctica - The death in 2000 of a young Australian astrophysicist at the U.S. South Pole station raised many troubling questions. Eight years later, there are few answers.Author: Jeffrey Mervis... [LETTERS] Literature Citations in the Internet Era - Authors: Yves Gingras, Vincent Larivičre, Éric Archambault... [LETTERS] Narrower Focus May Be More Efficient - Author: K. Brad Wray... [LETTERS] To Each Citation, a Purpose - Authors: Christopher S. Von Bartheld, Shaun P. Collin, Onur Güntürkün... [LETTERS] A Cycle of Tradition and Innovation - Authors: Hanne Andersen;, James A. Evans... [TECHNICAL COMMENT] Comment on ?Log or Linear? Distinct Intuitions of the Number Scale in Western and Amazonian Indigene Cultures? - Authors: Jessica F. Cantlon, Sara Cordes, Melissa E. Libertus, Elizabeth M. Brannon... [TECHNICAL RESPONSE] Response to Comment on ?Log or Linear? Distinct Intuitions of the Number Scale in Western and Amazonian Indigene Cultures? - Authors: Stanislas Dehaene, Véronique Izard, Pierre Pica, Elizabeth Spelke... [BOOKS ET AL.] EDUCATION: The Gamers' Advancement of Learning - Starting from the observation that video games captivate both players and programmers, Gee explores their implications for learning theory, motivation, and development of expertise.Author: John Willinsky... [BOOKS ET AL.] EDUCATION: Inside the Schooled Mind - Reif discusses how findings from cognitive science can help improve teaching and learning, especially science education (and, within that, physics education).Author: Elsbeth Stern... [BOOKS ET AL.] SCIENCE EDUCATION: A Handbook for Hands-On Learning - The contributors present perspectives on undergraduate research programs from participants, administrators, and external evaluators.Authors: Robert A. Lue, Richard Losick... [BOOKS ET AL.] EDUCATION: What's Wrong with Inferences from Test Scores? - In this account of the complexities of educational testing written for nonspecialists, Koretz discusses what such tests can and cannot reveal and how test scores can be misunderstood and misused.Author: Edward Haertel... [POLICY FORUM] ENVIRONMENT: "True" Conservation Progress - Conservation performance in securing biodiversity can be evaluated better with metrics based on the concept of a conservation balance sheet.Authors: Eve McDonald-Madden, Ascelin Gordon, Brendan A. Wintle, Susan Walker, Hedley Grantham, Silvia Carvalho, Madeleine Bottrill, Liana Joseph, Rocio Ponce, Romola Stewart, Hugh P. Possingham... [PERSPECTIVES] ASTRONOMY: How Old Is That Star? - Despite being fundamental in determining its physical state, a star's age cannot be measured directly, and estimation methods are imprecise.Author: David R. Soderblom... [PERSPECTIVES] PHYSICS: Cloaking with Curved Spaces - Designs based on the mathematics behind curved space-time may lead to invisibility cloaks.Authors: André Nicolet, Frédéric Zolla... [PERSPECTIVES] CHEMISTRY: Repair or Replacement--A Joint Perspective - Insights into the molecular origins of cartilage lubrication could lead to more efficient tissue repair and to longer-lasting prostheses for hip and knee joints.Author: Jacob Klein... [PERSPECTIVES] GEOCHEMISTRY: A Matter of Preservation - Differences in the preservation potential of crustal rocks may explain peaks in crustal ages previously attributed to enhanced crust formation.Authors: Chris Hawkesworth, Peter Cawood, Tony Kemp, Craig Storey, Bruno Dhuime... [PERSPECTIVES] EDUCATION: Farewell, Lecture? - A physics professor describes his evolution from lecturing to dynamically engaging students during class and improving how they learn.Author: Eric Mazur... [PERSPECTIVES] MICROBIOLOGY: Mosquitoes Cut Short - Can the life-shortening effect of a bacterium on mosquitoes control the transmission of dengue?Authors: Andrew F. Read, Matthew B. Thomas... [SPECIAL SECTION] Adding a T to the Three R's - Authors: Pamela J. Hines, Barbara R. Jasny, Jeffrey Mervis... [SPECIAL/MULTIMEDIA] Video: Education and Technology - A video introduction to Science's special issue on the promises, and challenges, that rapidly changing technology presents for the educational world.Author: ... [SPECIAL/NEWS] NSF Rethinks Its Digital Library - A $175 million investment by the U.S. National Science Foundation has fostered collaboration and created vast amounts of material. But the digital world is changing.Author: Jeffrey Mervis... [SPECIAL/NEWS] New Landscape for the Earth Sciences - A digital library for the earth sciences community and by the community is now also of the community.Author: Jeffrey Mervis... [SPECIAL/NEWS] A Nobelist's Passionate Pursuit of Excellence - Nobelist Harry Kroto argues that the best educational resources often come from "people who are passionate about what they are doing and want to share it"--even if those materials haven't first been put under the sort of disciplinary scrutiny typical of material included in the National Science Digital Library. Author: Jeffrey Mervis... [SPECIAL/NEWS] A Vision in Search of Funding - Last summer, the U.S. government created an awkwardly named entity to fund research on how the Internet can improve U.S. education. But so far, the National Center for Research in Advanced Information and Digital Technologies exists only on paper.Author: Jeffrey Mervis... [SPECIAL/NEWS] Computers As Writing Instructors - Software that helps students hone their writing skills is finding a niche in the classroom.Author: Greg Miller... [SPECIAL/NEWS] Glow Lights Up Scottish Classrooms - Schools across Scotland are flocking to link up with a national intranet that serves students, teachers, and parents.Author: Daniel Clery... [SPECIAL/NEWS] Korea Tries to Level the Field - A cyber home learning system seeks to raise achievement and reduce the huge cost of private tutors, a practice not available to every Korean family.Author: Dennis Normile... [SPECIAL/NEWS] A Personal Tutor for Algebra - Commercial software created in the lab anticipates wrong answers and reinforces needed skills for first-year algebra students.Author: Yudhijit Bhattacharjee... [SPECIAL ISSUE Perspective] Immersive Interfaces for Engagement and Learning - Author: Chris Dede... [SPECIAL ISSUE Perspective] Technology and Informal Education: What Is Taught, What Is Learned - Author: Patricia M. Greenfield... [SPECIAL ISSUE Perspective] Education and Training Technology in the Military - Author: J. D. Fletcher... [SPECIAL ISSUE Perspective] Technology and Testing - Authors: Edys S. Quellmalz, James W. Pellegrino... [SPECIAL ISSUE Perspective] Video Games: A Route to Large-Scale STEM Education? - Author: Merrilea J. Mayo... [SPECIAL ISSUE Perspective] Laptop Programs for Students - Authors: Andrew A. Zucker, Daniel Light... [SPECIAL ISSUE REVIEWS] Online Education Today - Authors: A. Frank Mayadas, John Bourne, Paul Bacsich... [SPECIAL ISSUE REVIEWS] Opening Education - Author: Marshall S. Smith... [BREVIA] Nanodiamonds in the Younger Dryas Boundary Sediment Layer - Nanodiamonds in sites across North America suggest that an asteroid impact coincided with cooling 12,900 years ago. Authors: D. J. Kennett, J. P. Kennett, A. West, C. Mercer, S. S. Que Hee, L. Bement, T. E. Bunch, M. Sellers, W. S. Wolbach... [RESEARCH ARTICLES] Glucosinolate Metabolites Required for an Arabidopsis Innate Immune Response - Authors: Nicole K. Clay, Adewale M. Adio, Carine Denoux, Georg Jander, Frederick M. Ausubel... 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