This Week in Science

Editor summaries of this week's papers.
Science 13 January 2006: 141.
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Editorial:
Good News--and Bad

Donald Kennedy
Science 13 January 2006: 145.
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Editors' Choice

Highlights of the recent literature.
Science 13 January 2006: 147.
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NetWatch

Best of the Web in science.
Science 13 January 2006: 153.
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Quarterly Author Index

Science 13 January 2006: 247.
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NEW PRODUCTS

Science 13 January 2006: 247.
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News of the Week

CLONING: South Korean Team's Remaining Human Stem Cell Claim Demolished

Dennis Normile, Gretchen Vogel, and Jennifer Couzin
Science 13 January 2006: 156-157.
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NUCLEAR WEAPONS: Iran's Trouble With Molybdenum May Give Diplomacy a Second Chance

Richard Stone
Science 13 January 2006: 158.
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BOTANY: Plants May Be Hidden Methane Source

Erik Stokstad
Science 13 January 2006: 159.
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RESEARCH FACILITIES: Scripps's Offshoot Stalled in South Florida

Robert F. Service
Science 13 January 2006: 160.
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REGULATORY SCIENCE: More Details Sought in Assessing Health Risks

Jocelyn Kaiser
Science 13 January 2006: 161.
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AVIAN INFLUENZA: More Cases in Turkey, but No Mutations Found

Martin Enserink
Science 13 January 2006: 161.
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ScienceScope

Science 13 January 2006: 159.
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Random Samples

Science 13 January 2006: 155.
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Newsmakers

Science 13 January 2006: 173.
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News Focus

GLOBAL HEALTH: The New World of Global Health

Jon Cohen
Science 13 January 2006: 162-167.
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GLOBAL HEALTH: Public-Private Partnerships Proliferate

Jon Cohen
Science 13 January 2006: 167.
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RESEARCH MANAGEMENT: U.S. Rules on Accounting for Grants Amount to More Than a Hill of Beans

Jennifer Couzin
Science 13 January 2006: 168-169.
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NUCLEAR PROLIFERATION: A Career Change Possible for North Korea's Nuclear Scientists?

Richard Stone
Science 13 January 2006: 170-171.
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PLANETARY SCIENCE: Long Trek to Solar System's Last Frontier Begins

Govert Schilling
Science 13 January 2006: 172.
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Letters

This Week's Letters

Science 13 January 2006: 175.
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 HIV Research and Access to Treatment

Mitchell Warren;, Robert M. Grant, John P. Moore, Edith Clarke, Javier R. Lama, Willard Cates Jr., Thomas Coates, Myron S. Cohen, Martin Delaney, Mark A. Wainberg, Vivian Levy, Jeff McConnell, and Kathleen M. MacQueen
Science 13 January 2006: 175-176.
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 Continuing Progress in Neuroinformatics

Michael S. Gazzaniga, John D. Van Horn, Floyd Bloom, Gordon M. Shepherd, Marcus Raichle, and Edward Jones
Science 13 January 2006: 176.
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 Loss of Grants Hurts the Vulnerable

Karol Sestak
Science 13 January 2006: 176-177.
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 Corrections and Clarifications

Science 13 January 2006: 177.
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Books et al.

CHEMICAL ECOLOGY: Bug Sprays or Class (Insecta) Warfare

May Berenbaum
Science 13 January 2006: 178.
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EXHIBITS: EVOLUTION: The World Through Darwin's Lens

R. Scott Winters
Science 13 January 2006: 179.
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Books Received

Science 13 January 2006: 179.
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Policy Forum

PUBLIC HEALTH: Clinical Trials Results Databases: Unanswered Questions

Celia B. Fisher
Science 13 January 2006: 180-181.
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Perspectives

STRUCTURAL BIOLOGY: Two Geometric Solutions to a Transporting Problem

Corinne Smith
Science 13 January 2006: 182-183.
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APPLIED PHYSICS: Where Have All the Transistors Gone?

R. P. Cowburn
Science 13 January 2006: 183-184.
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PHYSIOLOGY: Enhanced: Running a Clock Requires Quality Time Together

Jay C. Dunlap
Science 13 January 2006: 184-186.
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PLANETARY SCIENCE: Titan's Zoo of Clouds

Emmanuel Lellouch
Science 13 January 2006: 186-187.
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SYSTEMS BIOLOGY: When Proteomes Collide

Joel S. Bader and John Chant
Science 13 January 2006: 187-188.
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Review

Plasmonics: Merging Photonics and Electronics at Nanoscale Dimensions

Ekmel Ozbay
Science 13 January 2006: 189-193.
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Brevia

Interferometric Coupling of the Keck Telescopes with Single-Mode Fibers

G. Perrin, J. Woillez, O. Lai, J. Guérin, T. Kotani, P. L. Wizinowich, D. Le Mignant, M. Hrynevych, J. Gathright, P. Léna, F. Chaffee, S. Vergnole, L. Delage, F. Reynaud, A. J. Adamson, C. Berthod, B. Brient, C. Collin, J. Crétenet, F. Dauny, C. Deléglise, P. Fédou, T. Goeltzenlichter, O. Guyon, R. Hulin, C. Marlot, M. Marteaud, B.-T. Melse, J. Nishikawa, J.-M. Reess, S. T. Ridgway, F. Rigaut, K. Roth, A. T. Tokunaga, and D. Ziegler
Science 13 January 2006: 194.
A special type of long optical fibers link between two Keck telescopes allows them to operate as a giant optical interferometer, paving the way for the next generation of optical telescopes. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Research Article

Structural Basis for Double-Stranded RNA Processing by Dicer

Ian J. MacRae, Kaihong Zhou, Fei Li, Adrian Repic, Angela N. Brooks, W. Zacheus Cande, Paul D. Adams, and Jennifer A. Doudna
Science 13 January 2006: 195-198.
The RNA binding site of the small RNA--generating enzyme Dicer is located 65 Å from the two RNA cleavage sites, reliably producing ~25-nucleotide RNA fragments. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Reports

The Nature of the 660-Kilometer Discontinuity in Earth's Mantle from Global Seismic Observations of PP Precursors

Arwen Deuss, Simon A. T. Redfern, Kit Chambers, and John H. Woodhouse
Science 13 January 2006: 198-201.
Global detection of seismic waves reflected from a major boundary in Earth's mantle implies that the boundary is produced by multiple phase transitions. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

The Latitudinal Distribution of Clouds on Titan

P. Rannou, F. Montmessin, F. Hourdin, and S. Lebonnois
Science 13 January 2006: 201-205.
Simulations suggest that atmospheric circulation alone, without ground sources, can explain the enigmatic distribution of methane and ethane clouds on Titan. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Majority Logic Gate for Magnetic Quantum-Dot Cellular Automata

A. Imre, G. Csaba, L. Ji, A. Orlov, G. H. Bernstein, and W. Porod
Science 13 January 2006: 205-208.
A system of coupled nanomagnets, usually used for data storage, can serve as logic gates that are stable at room temperature and therefore useful in magnet-based computer chips. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

A Stretchable Form of Single-Crystal Silicon for High-Performance Electronics on Rubber Substrates

Dahl-Young Khang, Hanqing Jiang, Young Huang, and John A. Rogers
Science 13 January 2006: 208-212.
Published online 15 December 2005 [DOI: 10.1126/science.1121401] (in Science Express Reports)
Silicon is patterned onto elastomeric substrates to give flexible, wavy silicon suitable for making devices and components that can be heavily stretched or compressed. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Grain Boundary Strengthening in Alumina by Rare Earth Impurities

J. P. Buban, K. Matsunaga, J. Chen, N. Shibata, W. Y. Ching, T. Yamamoto, and Y. Ikuhara
Science 13 January 2006: 212-215.
Experiments and simulations show that small amounts of yttrium strengthen alumina by forming strong bonds along alumina grain boundaries. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Ion Distributions near a Liquid-Liquid Interface

Guangming Luo, Sarka Malkova, Jaesung Yoon, David G. Schultz, Binhua Lin, Mati Meron, Ilan Benjamin, Petr Vanysek, and Mark L. Schlossman
Science 13 January 2006: 216-218.
X-ray data show how the distribution of an organic ion along the interface between two liquids depends greatly on the liquids' local molecular structure. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Femtosecond Multidimensional Imaging of a Molecular Dissociation

O. Geßner, A. M. D. Lee, J. P. Shaffer, H. Reisler, S. V. Levchenko, A. I. Krylov, Jonathan G. Underwood, H. Shi, A. L. L. East, D. M. Wardlaw, E. t. H. Chrysostom, C. C. Hayden, and Albert Stolow
Science 13 January 2006: 219-222.
Published online 15 December 2005 [DOI: 10.1126/science.1120779] (in Science Express Reports)
The precise path followed by electrons and then nuclei in the dissociation of the nitric oxide dimer is mapped out in time and space. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

A Bacterial Inhibitor of Host Programmed Cell Death Defenses Is an E3 Ubiquitin Ligase

Radmila Janjusevic, Robert B. Abramovitch, Gregory B. Martin, and C. Erec Stebbins
Science 13 January 2006: 222-226.
Published online 22 December 2005 [DOI: 10.1126/science.1120131] (in Science Express Reports)
During infection, pathogenic bacteria mimic and interpolate with biochemical pathways of the host plant. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

PER-TIM Interactions in Living Drosophila Cells: An Interval Timer for the Circadian Clock

Pablo Meyer, Lino Saez, and Michael W. Young
Science 13 January 2006: 226-229.
Two components of the circadian clock move independently into the nucleus rather than together as a complex, calling into question the current model of the clock. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

The snoRNA HBII-52 Regulates Alternative Splicing of the Serotonin Receptor 2C

Shivendra Kishore and Stefan Stamm
Science 13 January 2006: 230-232.
Published online 15 December 2005 [DOI: 10.1126/science.1118265] (in Science Express Reports)
An exon is included in the mature messenger RNA of a receptor only when a small RNA inhibits a silencer sequence in the precursor RNA. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Excitatory Effect of GABAergic Axo-Axonic Cells in Cortical Microcircuits

János Szabadics, Csaba Varga, Gábor Molnár, Szabolcs Oláh, Pál Barzó, and Gábor Tamás
Science 13 January 2006: 233-235.
A classic inhibitory neurotransmitter unexpectedly excites axons of cortical neurons, activating local networks. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Long-Term Transmission of Defective RNA Viruses in Humans and Aedes Mosquitoes

John Aaskov, Katie Buzacott, Hlaing Myat Thu, Kym Lowry, and Edward C. Holmes
Science 13 January 2006: 236-238.
An inactive, defective form of the dengue fever virus appropriates proteins from normal viruses to replicate and is maintained through generations of infection and transmission. Abstract »|   Full Text »|   PDF »|  

Herpesviral Protein Networks and Their Interaction with the Human Proteome

Peter Uetz, Yu-An Dong, Christine Zeretzke, Christine Atzler, Armin Baiker, Bonnie Berger, Seesandra V. Rajagopala, Maria Roupelieva, Dietlind Rose, Even Fossum, and Jürgen Haas
Science 13 January 2006: 239-242.
Published online 8 December 2005 [DOI: 10.1126/science.1116804] (in Science Express Reports)
Upon infection of a host cell, the protein interaction networks of herpesviruses change so that they more closely resemble those of the host cells. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Magnetosomes Are Cell Membrane Invaginations Organized by the Actin-Like Protein MamK

Arash Komeili, Zhuo Li, Dianne K. Newman, and Grant J. Jensen
Science 13 January 2006: 242-245.
Published online 22 December 2005 [DOI: 10.1126/science.1123231] (in Science Express Reports)
Bacteria that sense magnetic fields arrange their magnetite-containing membrane invaginations along cytoskeleton-like tracks. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Technical Comments

Comment on "Iron Isotope Constraints on the Archean and Paleoproterozoic Ocean Redox State"

Kosei E. Yamaguchi and Hiroshi Ohmoto
Science 13 January 2006: 177.
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Response to Comment on "Iron Isotope Constraints on the Archean and Paleoproterozoic Ocean Redox State"

Olivier J. Rouxel, Andrey Bekker, and Katrina J. Edwards
Science 13 January 2006: 177.
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