This Week in Science

Editor summaries of this week's papers.
Science 25 August 2000: 1253.
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Editorial:
Limiting Atmospheric CO₂

Philip H. Abelson
Science 25 August 2000: 1293.
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Editors' Choice

Highlights of the recent literature.
Science 25 August 2000: 1257.
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NetWatch

Best of the Web in science.
Science 25 August 2000: 1251.
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 AAAS News & Notes

Science 25 August 2000: 1368-1369.

 NEW PRODUCTS

Science 25 August 2000: 1371.

News of the Week

BIOETHICS:
Financial Conflicts Get More Scrutiny in Clinical Trials

Bruce Agnew
Science 25 August 2000: 1266-1267.
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GENOMICS:
Building a Case for Sequencing the Chimp

Ann Gibbons
Science 25 August 2000: 1267.
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GENOMICS:
Rat Genome Off to an Early Start

Elizabeth Pennisi
Science 25 August 2000: 1267-1269.
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STEM CELL RESEARCH:
U.K. Backs Use of Embryos, Sets Vote

Richard Stone
Science 25 August 2000: 1269-1270.
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NUCLEAR CHEMISTRY:
Element 107 Leaves the Table Unturned

Robert F. Service
Science 25 August 2000: 1270.
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ENDANGERED SPECIES:
Migrating Otters Push Law to the Limit

Gretchen Vogel
Science 25 August 2000: 1271-1273.
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PALEONTOLOGY:
Team Rejects Claim of Early Indian Fossils

Pallava Bagla
Science 25 August 2000: 1273.
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NEUROSCIENCE:
Synapses Shout to Overcome Distance

Laura Helmuth
Science 25 August 2000: 1273.
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ScienceScope

Science 25 August 2000: 1269.
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Random Samples

Science 25 August 2000: 1285.
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News Focus

ECONOMICS:
Does Science Drive the Productivity Train?

David Malakoff
Science 25 August 2000: 1274-1276.
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ECONOMICS:
'To Your Health' Is More Than a Toast to Economists

David Malakoff
Science 25 August 2000: 1275.
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PRIMATOLOGY:
Human Diseases Threaten Great Apes

Dan Ferber
Science 25 August 2000: 1277-1278.
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AIDS RESEARCH:
The Odd Intersection of HIV and Scrub Typhus

Jon Cohen
Science 25 August 2000: 1278.
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AGROBIOTECHNOLOGY:
Asia Gets a Taste of Genetic Food Fights

Dennis Normile
Science 25 August 2000: 1279-1281.
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ECOLOGY:
Rift Over Biodiversity Divides Ecologists

Jocelyn Kaiser
Science 25 August 2000: 1282-1283.
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ECOLOGY:
When Do Many Species Matter?

Jocelyn Kaiser
Science 25 August 2000: 1283.
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Letters

This Week's Letters

Science 25 August 2000: 1295.
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 A Primate Genome Project Deserves High Priority

Edwin H. McConkey and Ajit Varki
Science 25 August 2000: 1295-1296.
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 NASA's Living with a Star Initiative

Judith T. Karpen;, Stamatios M. Krimigis, John F. Appleby;, and Andrew Lawler
Science 25 August 2000: 1296.
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 The Archean Atmosphere and Sedimentary Sulfides

Kenneth M. Towe;, D. E. Canfield, K. S. Habicht, and B. Thamdrup
Science 25 August 2000: 1297-1298.
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Books et al.

PSYCHOLOGY:
Acts of Living

Rom Harré
Science 25 August 2000: 1303-1304.
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ASTRONOMY:
The Heavens in a Jewel Box

Jay M. Pasachoff
Science 25 August 2000: 1304.
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 Books Received

Science 25 August 2000: 1304.

Policy Forum

URBAN ECOLOGY:
Saving Venice

Albert J. Ammerman and Charles E. McClennen
Science 25 August 2000: 1301-1302.
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Perspectives

PLANETARY SCIENCE:
Europa's Ocean--the Case Strengthens

David Stevenson
Science 25 August 2000: 1305-1307.
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ORIGIN OF LIFE:
Life as We Don't Know It

Günter Wächtershäuser
Science 25 August 2000: 1307-1308.
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NEUROBIOLOGY:
Turning Attraction into Repulsion

Elena Pasquale
Science 25 August 2000: 1308-1310.
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ANIMAL BEHAVIOR:
Dolphins Whistle a Signature Tune

Peter L. Tyack
Science 25 August 2000: 1310-1311.
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IMMUNOLOGY:
Therapeutic Manipulation of Gut Flora

Fergus Shanahan
Science 25 August 2000: 1311-1312.
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Research Article

Nucleated Conformational Conversion and the Replication of Conformational Information by a Prion Determinant

Tricia R. Serio, Anil G. Cashikar, Anthony S. Kowal, George J. Sawicki, Jahan J. Moslehi, Louise Serpell, Morton F. Arnsdorf, and Susan L. Lindquist
Science 25 August 2000: 1317-1321.
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Reports

Hydrological Impact of Heinrich Events in the Subtropical Northeast Atlantic

Edouard Bard, Frauke Rostek, Jean-Louis Turon, and Sandra Gendreau
Science 25 August 2000: 1321-1324.
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Discrete Atom Imaging of One-Dimensional Crystals Formed Within Single-Walled Carbon Nanotubes

Rüdiger R. Meyer, Jeremy Sloan, Rafal E. Dunin-Borkowski, Angus I. Kirkland, Miles C. Novotny, Sam R. Bailey, John L. Hutchison, and Malcolm L. H. Green
Science 25 August 2000: 1324-1326.
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Unmasking Electronic Energy Transfer of Conjugated Polymers by Suppression of O₂ Quenching

Ji Yu, Dehong Hu, and Paul F. Barbara
Science 25 August 2000: 1327-1330.
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Calcium-Aluminum-Rich Inclusions from Enstatite Chondrites: Indigenous or Foreign?

Yunbin Guan, Gary R. Huss, Glenn J. MacPherson, and Gerald J. Wasserburg
Science 25 August 2000: 1330-1333.
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Incorporation of Short-Lived ¹⁰Be in a Calcium-Aluminum-Rich Inclusion from the Allende Meteorite

Kevin D. McKeegan, Marc Chaussidon, and François Robert
Science 25 August 2000: 1334-1337.
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Primordial Carbonylated Iron-Sulfur Compounds and the Synthesis of Pyruvate

George D. Cody, Nabil Z. Boctor, Timothy R. Filley, Robert M. Hazen, James H. Scott, Anurag Sharma, and Hatten S. Yoder, Jr.
Science 25 August 2000: 1337-1340.
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Galileo Magnetometer Measurements: A Stronger Case for a Subsurface Ocean at Europa

Margaret G. Kivelson, Krishan K. Khurana, Christopher T. Russell, Martin Volwerk, Raymond J. Walker, and Christophe Zimmer
Science 25 August 2000: 1340-1343.
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Molecular Analysis of Plant Migration and Refugia in the Arctic

Richard J. Abbott, Lisa C. Smith, Richard I. Milne, Robert M. M. Crawford, Kirsten Wolff, and Jean Balfour
Science 25 August 2000: 1343-1346.
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Structure of Yeast Poly(A) Polymerase Alone and in Complex with 3'-dATP

Joel Bard, Alexander M. Zhelkovsky, Steffen Helmling, Thomas N. Earnest, Claire L. Moore, and Andrew Bohm
Science 25 August 2000: 1346-1349.
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Differential Clustering of CD4 and CD3 During T Cell Recognition

Matthew F. Krummel, Michael D. Sjaastad, Christoph Wülfing, and Mark M. Davis
Science 25 August 2000: 1349-1352.
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Treatment of Murine Colitis by Lactococcus lactis Secreting Interleukin-10

Lothar Steidler, Wolfgang Hans, Lieven Schotte, Sabine Neirynck, Florian Obermeier, Werner Falk, Walter Fiers, and Erik Remaut
Science 25 August 2000: 1352-1355.
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Whistle Matching in Wild Bottlenose Dolphins (Tursiops truncatus)

Vincent M. Janik
Science 25 August 2000: 1355-1357.
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PAX8-PPAR1 Fusion in Oncogene Human Thyroid Carcinoma

Todd G. Kroll, Pasha Sarraf, Lorenza Pecciarini, Chang-Jie Chen, Elisabetta Mueller, Bruce M. Spiegelman, and Jonathan A. Fletcher
Science 25 August 2000: 1357-1360.
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Regulated Cleavage of a Contact-Mediated Axon Repellent

Mitsuharu Hattori, Miriam Osterfield, and John G. Flanagan
Science 25 August 2000: 1360-1365.
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Function of an Axonal Chemoattractant Modulated by Metalloprotease Activity

Michael J. Galko and Marc Tessier-Lavigne
Science 25 August 2000: 1365-1367.
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Technical Comments

 No Consistent Effect of Plant Diversity on Productivity

M. A. Huston, L. W. Aarssen, M. P. Austin, B. S. Cade, J. D. Fridley, E. Garnier, J. P. Grime, J. Hodgson, W. K. Lauenroth, K. Thompson, J. H. Vandermeer, D. A. Wardle, A. Hector, B. Schmid, C. Beierkuhnlein, M. C. Caldeira, M. Diemer, P. G. Dimitrakopoulos, J. A. Finn, H. Freitas, P. S. Giller, J. Good, R. Harris, P. Högberg, K. Huss-Danell, J. Joshi, A. Jumpponen, C. Körner, P. W. Leadley, M. Loreau, A. Minns, C. P. H. Mulder, G. O'Donovan, S. J. Otway, J. S. Pereira, A. Prinz, D. J. Read, M. Scherer-Lorenzen, E-D. Schulze, A-S. D. Siamantziouras, E. Spehn, A. C. Terry, A. Y. Troumbis, F. I. Woodward, S. Yachi, and J. H. Lawton
Science 25 August 2000: 1255.
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