This Week in Science

Editor summaries of this week's papers.
Science 21 July 2000: 357.
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Editorial:
Why Should We Care About Russian Science?

Gerson S. Sher
Science 21 July 2000: 389.
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Editors' Choice

Highlights of the recent literature.
Science 21 July 2000: 361.
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NetWatch

Best of the Web in science.
Science 21 July 2000: 355.
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 NEW PRODUCTS

Science 21 July 2000: 467.

News of the Week

AIDS MEETING:
Companies, Donors Pledge to Close Gap in AIDS Treatment

Jon Cohen
Science 21 July 2000: 368-369.
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ECOLOGY:
Food Fight Drives Evolution

Kathryn Brown
Science 21 July 2000: 369-371.
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TOXICOLOGY:
Mercury Report Backs Strict Rules

Jocelyn Kaiser
Science 21 July 2000: 371-372.
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DEVELOPMENTAL BIOLOGY:
Why Chicks Aren't All Thumbs

Michael Hagmann
Science 21 July 2000: 372-373.
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ASTRONOMY:
Brown Dwarf's Flare Opens X-ray Eyes

Charles Seife
Science 21 July 2000: 373-374.
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MOLECULAR BIOLOGY:
Targeting Intron Insertion Into DNA

Evelyn Strauss
Science 21 July 2000: 374.
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ALZHEIMER'S CONGRESS:
Further Progress on a b-Amyloid Vaccine

Laura Helmuth
Science 21 July 2000: 375.
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ALZHEIMER'S CONGRESS:
Drug Shows Promise for Advanced Disease

Jean Marx
Science 21 July 2000: 375-377.
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ANIMAL RESEARCH:
Activists Win Big on Rodent, Bird Rules

David Malakoff
Science 21 July 2000: 377.
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ScienceScope

Science 21 July 2000: 371.
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Random Samples

Science 21 July 2000: 387.
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News Focus

CALL TO ARMS:
Diversity: Easier Said Than Done

Jeffrey Mervis
Science 21 July 2000: 378-379.
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NSF IN FLUX:
NSF Searches for Right Way to Help Women

Jeffrey Mervis
Science 21 July 2000: 379-381.
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DIVERSITY:
Parity as a Goal Sparks Bitter Battle

Constance Holden
Science 21 July 2000: 380.
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BIOTERRORISM:
DOD Retreats on Plan for Anthrax Vaccine

Eliot Marshall
Science 21 July 2000: 382-383.
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CONSERVATION BIOLOGY:
When Protecting One Species Hurts Another

Bernice Wuethrich
Science 21 July 2000: 383-385.
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CONSERVATION BIOLOGY:
Feds Team Up With a Company to Protect 17 Threatened Fish Species

Bernice Wuethrich
Science 21 July 2000: 385.
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Letters

This Week's Letters

Science 21 July 2000: 391.
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 Confounding Factors in Coral Reef Recovery

Caroline S. Rogers
Science 21 July 2000: 391.
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 Pseudomonas Survival Strategies in Cystic Fibrosis

J. Eugene LeClerc, Thomas A. Cebula;, Jesús Blázquez, Antonio Oliver, and Fernando Baquero
Science 21 July 2000: 391-392.
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 Scientists Have Not Been Silent

Joyce A. Nettleton; and R. J. Mahoney
Science 21 July 2000: 392-393.
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Books et al.

STRATEGIC POLICY:
Selling a Dream Defense

Andrew M. Sessler
Science 21 July 2000: 397.
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PHYSICS:
All Kinds of Bubbles

G. C. Barker
Science 21 July 2000: 398.
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 Books Received

Science 21 July 2000: 398.

Policy Forum

ECOLOGY:
The Value of Nature and the Nature of Value

Gretchen C. Daily, Tore Söderqvist, Sara Aniyar, Kenneth Arrow, Partha Dasgupta, Paul R. Ehrlich, Carl Folke, AnnMari Jansson, Bengt-Owe Jansson, Nils Kautsky, Simon Levin, Jane Lubchenco, Karl-Göran Mäler, David Simpson, David Starrett, David Tilman, and Brian Walker
Science 21 July 2000: 395-396.
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Perspectives

COGNITION:
The Holey Grail of General Intelligence

Robert J. Sternberg
Science 21 July 2000: 399-401.
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RNA STRUCTURE:
Ribozyme Evolution at the Crossroads

Gerald F. Joyce
Science 21 July 2000: 401-402.
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CELL BIOLOGY:
ER-to-Golgi Traffic--This Bud's for You

Elizabeth E. Brittle and M. Gerard Waters
Science 21 July 2000: 403-404.
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CLIMATE CHANGE:
Enhanced: The Greenland Ice Sheet Reacts

Dorthe Dahl-Jensen
Science 21 July 2000: 404-405.
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QUANTUM COMPUTING:
Quantum Entangled Bits Step Closer to IT

Anton Zeilinger
Science 21 July 2000: 405-406.
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Tech.Sight

IMAGING:
A Molecular Map for Neurodegeneration

Kenneth Marek and John Seibyl
Science 21 July 2000: 409-411.
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 SOFTWARE:
Sequence Analysis

Yiannis A. Ioannou
Science 21 July 2000: 412.
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 SOFTWARE:
Art to Data

J. Bruce McCallum
Science 21 July 2000: 412-413.
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 SOFTWARE:
Pretty Plasmids

Orin C. Shanks, Laurie Bissonette, and Walt Ream
Science 21 July 2000: 413.
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 SOFTWARE:
Manage Your Microbes

Frank Hoover
Science 21 July 2000: 413.
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Reports

An All-Dielectric Coaxial Waveguide

M. Ibanescu, Y. Fink, S. Fan, E. L. Thomas, and J. D. Joannopoulos
Science 21 July 2000: 415-419.
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Holes in a Quantum Spin Liquid

Guangyong Xu, G. Aeppli, M. E. Bisher, C. Broholm, J. F. DiTusa, C. D. Frost, T. Ito, K. Oka, R. L. Paul, H. Takagi, and M. M. J. Treacy
Science 21 July 2000: 419-422.
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Subatomic Features on the Silicon (111)-(7×7) Surface Observed by Atomic Force Microscopy

Franz J. Giessibl, S. Hembacher, H. Bielefeldt, and J. Mannhart
Science 21 July 2000: 422-425.
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Mass Balance of the Greenland Ice Sheet at High Elevations

R. Thomas, T. Akins, B. Csatho, M. Fahnestock, P. Gogineni, C. Kim, and J. Sonntag
Science 21 July 2000: 426-428.
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Greenland Ice Sheet: High-Elevation Balance and Peripheral Thinning

W. Krabill, W. Abdalati, E. Frederick, S. Manizade, C. Martin, J. Sonntag, R. Swift, R. Thomas, W. Wright, and J. Yungel
Science 21 July 2000: 428-430.
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Stability of Ferropericlase in the Lower Mantle

L. S. Dubrovinsky, N. A. Dubrovinskaia, S. K. Saxena, H. Annersten, E. Hålenius, H. Harryson, F. Tutti, S. Rekhi, and T. Le Bihan
Science 21 July 2000: 430-432.
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Pattern of Marine Mass Extinction Near the Permian-Triassic Boundary in South China

Y. G. Jin, Y. Wang, W. Wang, Q. H. Shang, C. Q. Cao, and D. H. Erwin
Science 21 July 2000: 432-436.
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Negative Regulation of the SHATTERPROOF Genes by FRUITFULL During Arabidopsis Fruit Development

Cristina Ferrándiz, Sarah J. Liljegren, and Martin F. Yanofsky
Science 21 July 2000: 436-438.
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Interdigital Regulation of Digit Identity and Homeotic Transformation by Modulated BMP Signaling

Randall D. Dahn and John F. Fallon
Science 21 July 2000: 438-441.
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Evidence for Ecological Causation of Sexual Dimorphism in a Hummingbird

Ethan J. Temeles, Irvin L. Pan, Jillian L. Brennan, and Jedediah N. Horwitt
Science 21 July 2000: 441-443.
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Rab1 Recruitment of p115 into a cis-SNARE Complex: Programming Budding COPII Vesicles for Fusion

Bernard B. Allan, Bryan D. Moyer, and William E. Balch
Science 21 July 2000: 444-448.
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One Sequence, Two Ribozymes: Implications for the Emergence of New Ribozyme Folds

Erik A. Schultes and David P. Bartel
Science 21 July 2000: 448-452.
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Group II Introns Designed to Insert into Therapeutically Relevant DNA Target Sites in Human Cells

Huatao Guo, Michael Karberg, Meredith Long, J. P. Jones, III, Bruce Sullenger, and Alan M. Lambowitz
Science 21 July 2000: 452-457.
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A Neural Basis for General Intelligence

John Duncan, Rüdiger J. Seitz, Jonathan Kolodny, Daniel Bor, Hans Herzog, Ayesha Ahmed, Fiona N. Newell, and Hazel Emslie
Science 21 July 2000: 457-460.
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The Role of GTP-Binding Protein Activity in Fast Central Synaptic Transmission

Tomoyuki Takahashi, Tetsuya Hori, Yoshinao Kajikawa, and Tetsuhiro Tsujimoto
Science 21 July 2000: 460-463.
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Abolition and Reversal of Strain Differences in Behavioral Responses to Drugs of Abuse After a Brief Experience

Simona Cabib, Cristina Orsini, Michel Le Moal, and Pier Vincenzo Piazza
Science 21 July 2000: 463-465.
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Technical Comments

 Screening hCHK2 for Mutations

Nayanta Sodha, Richard Williams, Jonathan Mangion, Sarah L. Bullock, Martin R. Yuille, Rosalind A Eeles, Daphne W. Bell, Doke C. R. Wahrer, Jennifer M. Varley, and Daniel A. Haber
Science 21 July 2000: 359.
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