This Week in Science

Editor summaries of this week's papers.
Science 22 April 2005: 464.
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Editorial:
NASA Redux

Donald Kennedy
Science 22 April 2005: 467.
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Editors' Choice

Highlights of the recent literature.
Science 22 April 2005: 468.
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NetWatch

Best of the Web in science.
Science 22 April 2005: 475.
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 New Products

Science 22 April 2005: 567.
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News of the Week

INFLUENZA:
Test Kit Error Is Wake-Up Call for 50-Year-Old Foe

Martin Enserink
Science 22 April 2005: 476.
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AVIAN INFLUENZA:
Outbreak in Northern Vietnam Baffles Experts

Dennis Normile
Science 22 April 2005: 477.
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U.K. SCIENCE:
Industry-Academic Drug Screening Plan Targets CJD

Eliot Marshall
Science 22 April 2005: 477.
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COSMOLOGY:
Counterattack Heats Up Dispute Over 'Dark Energy'

Charles Seife
Science 22 April 2005: 478.
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HIGH-ENERGY PHYSICS:
Latest Data Deal 'Pentaquark' Sightings a Fresh Blow

Charles Seife
Science 22 April 2005: 478.
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HIGH-ENERGY PHYSICS:
Unspeakable State of Matter Starts to Reveal Itself--But for How Long?

Charles Seife
Science 22 April 2005: 479.
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MOLECULAR BIOLOGY:
Human RNA Slows Down a Primate Retrovirus

Jennifer Couzin
Science 22 April 2005: 480-481.
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HIGHER EDUCATION:
Bill Offers Break on Loans to Boost Study of Science

Yudhijit Bhattacharjee
Science 22 April 2005: 480.
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ECOLOGY:
Sucrose-Free Sips Suit Acacia Ants

Elizabeth Pennisi
Science 22 April 2005: 481-482.
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CLIMATE CHANGE:
Global Warming Skeptic Argues U.S. Position in Suit

Eli Kintisch
Science 22 April 2005: 482.
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GERMAN SCIENCE:
Plan to Boost University Research Caught in Political Crossfire

Gretchen Vogel
Science 22 April 2005: 483.
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GENDER EQUITY:
Japan Mulls Workforce Goals for Women

Dennis Normile
Science 22 April 2005: 483.
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ScienceScope

Science 22 April 2005: 479.
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Random Samples

Science 22 April 2005: 492.
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News Focus

SPACE SCIENCE:
Balancing the Right Stuff

Andrew Lawler
Science 22 April 2005: 484-487.
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SPACE SCIENCE:
"We Can Do the Program That the President Has Proposed"

Andrew Lawler
Science 22 April 2005: 484.
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ECOSYSTEM MANAGEMENT:
California Tries to Connect Its Scattered Marine Reserves

Amitabh Avasthi
Science 22 April 2005: 487-488.
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INFECTIOUS DISEASES:
Crisis of Confidence Hampers Marburg Control in Angola

Martin Enserink
Science 22 April 2005: 489.
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PHYSICAL ANTHROPOLOGY/PALEOANTHROPOLOGY MEETINGS:
Once-Balmy Climate Lured Humans to England Early

Ann Gibbons
Science 22 April 2005: 490.
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PHYSICAL ANTHROPOLOGY/PALEOANTHROPOLOGY MEETINGS:
Archaic Genes in Modern People?

Elizabeth Culotta
Science 22 April 2005: 490-491.
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PHYSICAL ANTHROPOLOGY/PALEOANTHROPOLOGY MEETINGS:
Modern Humans Made Their Point

Ann Gibbons
Science 22 April 2005: 491.
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PHYSICAL ANTHROPOLOGY/PALEOANTHROPOLOGY MEETINGS:
Snapshots From the Meeting

Elizabeth Culotta
Science 22 April 2005: 491.
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Letters

This Week's Letters

Science 22 April 2005: 495.
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 Evolution Can't Be Taught in 270 Minutes

Richard F. Firenze and Thomas O'Brien
Science 22 April 2005: 495.
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 Keeping an Open Mind?

George Anderson
Science 22 April 2005: 495.
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 Keep Censorship Out of Schools

Alfred A. Brooks
Science 22 April 2005: 495.
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 Let Students Weigh the Evidence

David N. Clark
Science 22 April 2005: 495.
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 Don't Dismiss Astrobiology

Christopher F. Chyba;, Bruce M. Jakosky, Ariel D. Anbar, David Des Marais, David Morrison, Norman R. Pace;, and Jeffrey L. Bada
Science 22 April 2005: 495-497.
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 A Lupus Drug and FDA Approval

Joan T. Merrill, Sandra Raymond;, and Jennifer Couzin
Science 22 April 2005: 497.
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 The Norwegian Position on Culling

Svein Ludvigsen
Science 22 April 2005: 497-498.
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 Clarifications About Teratorns

Kenneth E. Campbell
Science 22 April 2005: 498.
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Books et al.

URBAN POLICY:
Learning from the Past to Forge a Future

Peter Muller
Science 22 April 2005: 499-500.
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PSYCHOLOGY:
Fleeting Infant Types to Enduring Traits

Paul T. Costa Jr.
Science 22 April 2005: 500.
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 Books Received

Science 22 April 2005: 500.

Policy Forum

PSYCHOLOGY:
The Science of Child Sexual Abuse

Jennifer J. Freyd, Frank W. Putnam, Thomas D. Lyon, Kathryn A. Becker-Blease, Ross E. Cheit, Nancy B. Siegel, and Kathy Pezdek
Science 22 April 2005: 501.
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Perspectives

APPLIED PHYSICS:
How to Build a Superlens

David R. Smith
Science 22 April 2005: 502-503.
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NEUROSCIENCE:
Watching Single Cells Pay Attention

Jeremy M. Wolfe
Science 22 April 2005: 503-504.
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CELL BIOLOGY:
A Fishing Buddy for Hypothesis Generators

Roger Brent and Larry Lok
Science 22 April 2005: 504-506.
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PLANT SCIENCES:
Recognition at a Distance

Paul Schulze-Lefert and Stéphane Bieri
Science 22 April 2005: 506-508.
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APPLIED PHYSICS:
Toward a Universal Memory

Johan Åkerman
Science 22 April 2005: 508-510.
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CELL BIOLOGY:
Enhanced: Guiding ATM to Broken DNA

Robert T. Abraham and Randal S. Tibbetts
Science 22 April 2005: 510-511.
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Review

Transduction of Receptor Signals by ß-Arrestins

Robert J. Lefkowitz and Sudha K. Shenoy
Science 22 April 2005: 512-517.
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Brevia

H₂S Induces a Suspended Animation–Like State in Mice

Eric Blackstone, Mike Morrison, and Mark B. Roth
Science 22 April 2005: 518.
When mice breathe small amounts of hydrogen sulfide, their metabolism is reversibly inhibited and their body temperature lowered, an effect that may prove clinically useful. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Research Articles

Solar Wind Origin in Coronal Funnels

Chuan-Yi Tu, Cheng Zhou, Eckart Marsch, Li-Dong Xia, Liang Zhao, Jing-Xiu Wang, and Klaus Wilhelm
Science 22 April 2005: 519-523.
Comparison of ultraviolet emission and magnetic field patterns on the Sun's surface shows that the solar wind originates in funnel-shaped coronal holes. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Causal Protein-Signaling Networks Derived from Multiparameter Single-Cell Data

Karen Sachs, Omar Perez, Dana Pe'er, Douglas A. Lauffenburger, and Garry P. Nolan
Science 22 April 2005: 523-529.
Probabilistic analysis of the biochemical consequences of immune cell stimulation allows construction of causal signaling networks and prediction of new relationships. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Parallel and Serial Neural Mechanisms for Visual Search in Macaque Area V4

Narcisse P. Bichot, Andrew F. Rossi, and Robert Desimone
Science 22 April 2005: 529-534.
Monkeys look for a particular object in a scene by searching items one by one while simultaneously sensing diagnostic features of objects peripheral to their direct gaze. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Reports

Sub–Diffraction-Limited Optical Imaging with a Silver Superlens

Nicholas Fang, Hyesog Lee, Cheng Sun, and Xiang Zhang
Science 22 April 2005: 534-537.
A thin silver layer can act as a superlens, allowing optical imaging of objects at a resolution of 60 nanometers, one-sixth the wavelength of the incident light. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Monodisperse Double Emulsions Generated from a Microcapillary Device

A. S. Utada, E. Lorenceau, D. R. Link, P. D. Kaplan, H. A. Stone, and D. A. Weitz
Science 22 April 2005: 537-541.
A microfluidic device can form concentric fluid droplets inside another fluid, forming a double emulsion useful for delivering drugs in liquid form. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Retreating Glacier Fronts on the Antarctic Peninsula over the Past Half-Century

A. J. Cook, A. J. Fox, D. G. Vaughan, and J. G. Ferrigno
Science 22 April 2005: 541-544.
Most of the 244 marine glaciers around the Antarctic Peninsula have retreated rapidly over the past 60 years, in part because of increased atmospheric temperatures there. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Warming of the Eurasian Landmass Is Making the Arabian Sea More Productive

Joaquim I. Goes, Prasad G. Thoppil, Helga do R Gomes, and John T. Fasullo
Science 22 April 2005: 545-547.
Decreased snowfall in Eurasia has increased landward winds and upwelling in the distant Arabian Sea, increasing marine productivity. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Activation of a Phytopathogenic Bacterial Effector Protein by a Eukaryotic Cyclophilin

Gitta Coaker, Arnold Falick, and Brian Staskawicz
Science 22 April 2005: 548-550.
Published online 3 March 2005 [DOI: 10.1126/science.1108633] (in Science Express Reports)
A plant's resistance to a pathogen is triggered by a series of mutual proteolytic cleavages, generating protein fragments that trigger the plant's defenses. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

ATM Activation by DNA Double-Strand Breaks Through the Mre11-Rad50-Nbs1 Complex

Ji-Hoon Lee and Tanya T. Paull
Science 22 April 2005: 551-554.
Published online 24 March 2005 [DOI: 10.1126/science.1108297] (in Science Express Reports)
Cells contain a three-protein complex that detects broken DNA, unwinds the ragged ends, and recruits a kinase that initiates the signals for repair. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Comparative Metagenomics of Microbial Communities

Susannah Green Tringe, Christian von Mering, Arthur Kobayashi, Asaf A. Salamov, Kevin Chen, Hwai W. Chang, Mircea Podar, Jay M. Short, Eric J. Mathur, John C. Detter, Peer Bork, Philip Hugenholtz, and Edward M. Rubin
Science 22 April 2005: 554-557.
Rapid DNA sequencing can reveal some diagnostic metabolic characteristics of microbial communities from whale bones, soil, the Sargasso sea, and other sites. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

A Cellular MicroRNA Mediates Antiviral Defense in Human Cells

Charles-Henri Lecellier, Patrice Dunoyer, Khalil Arar, Jacqueline Lehmann-Che, Stephanie Eyquem, Christophe Himber, Ali Saïb, and Olivier Voinnet
Science 22 April 2005: 557-560.
Human cells protect themselves from an invading virus by silencing its replication with one of their own preexisting microRNAs. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Postsecretory Hydrolysis of Nectar Sucrose and Specialization in Ant/Plant Mutualism

M. Heil, J. Rattke, and W. Boland
Science 22 April 2005: 560-563.
The specificity of an ant-plant mutualism depends on the plant's inability to convert sucrose to glucose and its resulting reliance on the plant's glucose-rich extrafloral nectar. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Retinoic Acid Controls the Bilateral Symmetry of Somite Formation in the Mouse Embryo

Julien Vermot, Jabier Gallego Llamas, Valérie Fraulob, Karen Niederreither, Pierre Chambon, and Pascal Dollé
Science 22 April 2005: 563-566.
Published online 24 February 2005 [DOI: 10.1126/science.1108363] (in Science Express Reports)
The steroid hormone retinoic acid enables synchronous development of the structures on the left and right side of the growing mouse embryo. Abstract »|   Full Text »|   PDF »|   Supporting Online Material »|  

Technical Comments

 Comment on "Force-Clamp Spectroscopy Monitors the Folding Trajectory of a Single Protein"

Robert B. Best and Gerhard Hummer
Science 22 April 2005: 498.
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 Response to Comment on "Force-Clamp Spectroscopy Monitors the Folding Trajectory of a Single Protein"

J. Brujic and J. M. Fernandez
Science 22 April 2005: 498.
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