This Week in Science

Editor summaries of this week's papers.
Science 23 May 1997: 1169.
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Editorial:
Scientifically Illiterate vs. Politically Clueless

Gregory E. van der Vink
Science 23 May 1997: 1175.
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 Products & Materials

Science 23 May 1997: 1278-1279.

News and Comment

AIDS Research: A Deadline for an AIDS Vaccine

Andrew Lawler and Jon Cohen
Science 23 May 1997: 1184-1185.
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Science Policy: Clinton Calls for 'Human Values' in Science

Andrew Lawler
Science 23 May 1997: 1184.
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Bioethics: Panel Weighs a Law Against Cloning

Eliot Marshall
Science 23 May 1997: 1185-1186.
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Science Policy: A Report Card on European Science

Judy Redfearn
Science 23 May 1997: 1186.
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NASA: Firmer Footing for Delayed Station

Andrew Lawler
Science 23 May 1997: 1187.
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Planetary Science: Japanese Mission to Explore Asteroid

Dennis Normile
Science 23 May 1997: 1187.
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Fossil Trade: For Sale: A Piece of Human History

Constance Holden
Science 23 May 1997: 1188.
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Research Funding: Hughes Network Expands by a Big Leap

Eliot Marshall
Science 23 May 1997: 1189.
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Gene Patents: Sequencers Call for Faster Data Release

Eliot Marshall
Science 23 May 1997: 1189.
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High-Energy Physics: Revised LHC Deal Quiets Congress

Andrew Lawler
Science 23 May 1997: 1190.
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Science and Technology Centers: NSF Prepares for New Round With Cuts at Current Sites

Jeffrey Mervis
Science 23 May 1997: 1191.
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ScienceScope

Science 23 May 1997: 1183.
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Random Samples

Science 23 May 1997: 1201.
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Research News

Biotechnology: Antisense Aims for a Renaissance

Wade Roush
Science 23 May 1997: 1192-1193.
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Astronomy: It's Official: Gamma Bursts Come From Far, Far Away

Govert Schilling
Science 23 May 1997: 1194.
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Physics: Hopes for Exotic New Particle Fade

James Glanz
Science 23 May 1997: 1195.
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Materials Science: Nonlinear Molecules Trip the Light

Robert F. Service
Science 23 May 1997: 1195-1196.
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AIDS Vaccine: Looking for Leads in HIV's Battle With Immune System

Jon Cohen
Science 23 May 1997: 1196-1197.
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AIDS Vaccine: Planned Tests in Thailand Spark Debate

Jon Cohen
Science 23 May 1997: 1197.
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Marine Geology: New Way to Hit the Hot Spot Hints at a Complex Pacific

Richard A. Kerr
Science 23 May 1997: 1198.
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Ecology: Nitrogen Oxide Pollution May Spark Seeds' Growth

David A. Malakoff
Science 23 May 1997: 1199.
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Letters

Little statisticians?

Science 23 May 1997: 1177-1181.
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 Acquiring Language

David Pesetsky, Ken Wexler, Victoria Fromkin;, Steven Pinker;, Lyle Jenkins, Allan Maxam;, Robin Clark, Lila Gleitman, Anthony Kroch;, Jeffrey Elman, Elizabeth Bates;, Jenny R.  Saffran, Richard N. Aslin, and Elissa L. Newport
Science 23 May 1997: 1177-1181.
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 Editorial "Plants"?

Robert Ornduff; and Thomas Eisner;
Science 23 May 1997: 1177-1181.
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 Editor's note:

Science 23 May 1997: 1177-1181.
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Books et al.

Flying Feathers

Lawrence M. Witmer
Science 23 May 1997: 1209-1210.
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Browsings

Science 23 May 1997: 1210.
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Perspectives

Microengineering: Macro Power from Micro Machinery

A. H. Epstein and S. D. Senturia
Science 23 May 1997: 1211.
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Membrane Trafficking: Throttles and Dampers: Controlling the Engine of Membrane Fusion

James E. Rothman and Thomas H. Söllner
Science 23 May 1997: 1212-1213.
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Planetary Atmospheres: Warming Early Earth and Mars

James F. Kasting
Science 23 May 1997: 1213-1215.
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 Cell Biology: Update: Sticky Endings: Separating Telomeres

R. Scott Hawley
Science 23 May 1997: 1215.
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Articles

The Early Faint Sun Paradox: Organic Shielding of Ultraviolet-Labile Greenhouse Gases

Carl Sagan and Christopher Chyba
Science 23 May 1997: 1217-1221.
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Trichodesmium, a Globally Significant Marine Cyanobacterium

Douglas G. Capone, Jonathan P. Zehr, HansW. Paerl, Birgitta Bergman, and Edward J. Carpenter
Science 23 May 1997: 1221-1229.
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Reports

Direct Measurement of Angles Between Bond Vectors in High-Resolution NMR

Bernd Reif, Mirko Hennig, and Christian Griesinger
Science 23 May 1997: 1230-1233.
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Large Molecular Third-Order Optical Nonlinearities in Polarized Carotenoids

Seth R. Marder, William E. Torruellas, Mirelle Blanchard-Desce, Vincent Ricci, George I. Stegeman, Sharon Gilmour, Jean-Luc Brédas, Jun Li, Greg U. Bublitz, and Steve G. Boxer
Science 23 May 1997: 1233-1236.
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Europa's Differentiated Internal Structure: Inferences from Two Galileo Encounters

J. D. Anderson, E. L. Lau, W. L. Sjogren, G. Schubert, and W. B. Moore
Science 23 May 1997: 1236-1239.
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Europa's Magnetic Signature: Report from Galileo's Pass on 19 December 1996 

M. G. Kivelson, K. K. Khurana, S. Joy, C. T. Russell, D. J. Southwood, R. J. Walker, and C. Polanskey
Science 23 May 1997: 1239-1241.
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X-ray Imaging of Stress and Strain of Diamond, Iron, and Tungsten at Megabar Pressures

Russell J. Hemley, Ho-kwang Mao, Guoyin Shen, James Badro, Philippe Gillet, Michael Hanfland, and Daniel Häusermann
Science 23 May 1997: 1242-1245.
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Silicon and Oxygen Self-Diffusivities in Silicate Liquids Measured to 15 Gigapascals and 2800 Kelvin

Brent T. Poe, Paul F. McMillan, David C. Rubie, Sumit Chakraborty, Jeff Yarger, and Jason Diefenbacher
Science 23 May 1997: 1245-1248.
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Trace Gas Emissions and Smoke-Induced Seed Germination

Jon E. Keeley and C. J. Fotheringham
Science 23 May 1997: 1248-1250.
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Discrete Determinants in Transfer RNA for Editing and Aminoacylation

Stephen P. Hale, Douglas S. Auld, Eric Schmidt, and Paul Schimmel
Science 23 May 1997: 1250-1252.
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Ndj1p, a Meiotic Telomere Protein Required for Normal Chromosome Synapsis and Segregation in Yeast

Michael N. Conrad, Ana M. Dominguez, and Michael E. Dresser
Science 23 May 1997: 1252-1255.
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t-SNARE Activation Through Transient Interaction with a Rab-Like Guanosine Triphosphatase

Vladimir V. Lupashin and M. Gerard Waters
Science 23 May 1997: 1255-1258.
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Promoter Recognition As Measured by Binding of Polymerase to Nontemplate Strand Oligonucleotide

M. T. Marr and J. W. Roberts
Science 23 May 1997: 1258-1260.
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Ligand-Specific Opening of a Gated-Porin Channel in the Outer Membrane of Living Bacteria

Xunqing Jiang, Marvin A. Payne, Zhenghua Cao, Samuel B. Foster, Jimmy B. Feix, Salete M. C. Newton, and Phillip E. Klebba
Science 23 May 1997: 1261-1264.
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Adenosine: A Mediator of the Sleep-Inducing Effects of Prolonged Wakefulness

Tarja Porkka-Heiskanen, Robert E. Strecker, Mahesh Thakkar, Alvhild A. Bjørkum, Robert W. Greene, and Robert W. McCarley
Science 23 May 1997: 1265-1268.
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Gene Expression Profiles in Normal and Cancer Cells

Lin Zhang, Wei Zhou, Victor E. Velculescu, Scott E. Kern, Ralph H. Hruban, Stanley R. Hamilton, Bert Vogelstein, and Kenneth W. Kinzler
Science 23 May 1997: 1268-1272.
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Brain Regions Responsive to Novelty in the Absence of Awareness

Gregory S. Berns, Jonathan D. Cohen, and Mark A. Mintun
Science 23 May 1997: 1272-1275.
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