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Science, New Series, Vol. 263, No. 5154, Mar. 25, 1994


Previous Issue: New Series, Vol. 263, No. 5153, Mar. 18, 1994
Next Issue: New Series, Vol. 264, No. 5155, Apr. 1, 1994


Front Matter (28 pp.)
Editorial: Materials Science, p. 1667
John I. Brauman


Letters
Renovating Italian Science, p. 1669
Donato Romagnolo; Ornella Selmin
Quality of EPA Research, pp. 1669-1670
Michael W. Golay; Henry I. Miller; Richard N. L. Andrews
Memoires of Uranium, p. 1670
Malcolm C. Bourne
The Odds of Retirement, pp. 1670-1671
Stephen M. Stigler


Corrections and Clarifications: Learning How to Suppress Cancer, p. 1671
ScienceScope, p. 1675
Christopher Anderson


News and Comment
Defense Conversion Comes to Campus, pp. 1676-1678
Jeffrey Mervis
Report Calls for Smaller Clinical Center, p. 1678
Jon Cohen
How Not to Publicize a Misconduct Finding, p. 1679
Christopher Anderson
Two New Graduate Schools Break the Japanese Mold, pp. 1680-1681
Dennis Normile
A New Problem: Too Much Money, p. 1681
Christopher Anderson


Research News
Microwave Mappers Sweat Details, pp. 1682-1684
Gary Taubes
Cosmic Structures Fill Southern Sky, p. 1684
John Travis
IL-12 Holds Promise Against Cancer, Glimmer of AIDS Hope, pp. 1685-1686
Stephen S. Hall
Mummy Settles TB Antiquity Debate, pp. 1686-1687
Virginia Morell


Random Samples, pp. 1688-1689
Constance Holden


Materials Science


News
The Smallest Chemical Plants, pp. 1698-1699
Robert Pool
After Years in the Dark, Electric Plastic Finally Shines, pp. 1700-1702
Daniel Clery
Building Bridges to the Nanoworld, pp. 1702-1703
John Travis


Perspectives
Computer Simulations of Fracture at the Atomic Level, pp. 1704-1705
Ruth M. Lynden-Bell
Nonlinear Optical Polymers: Discovery to Market in 10 Years?, pp. 1706-1707
Seth R. Marder; Joseph W. Perry
Metallic Corrosion, pp. 1708-1709
Roger C. Newman; Karl Sieradzki

Functional Polymers and Dendrimers: Reactivity, Molecular Architecture, and Interfacial Energy, pp. 1710-1715
Jean M. J. Fréchet
New Challenges in Biomaterials, pp. 1715-1720
Nicholas A. Peppas; Robert Langer
Adhesion: Molecules and Mechanics, pp. 1720-1725
Kevin Kendall
Langmuir-Blodgett Films, pp. 1726-1733
J. A. Zasadzinski; R. Viswanthan; L. Madsen; J. Garnaes; D. K. Schwartz


Reports
Following Ion Diffusion in Solution, pp. 1739-1741
S. Rondot; J. Cazaux; O. Aaboubi; J. P. Chopart; A. Olivier
From Static to Kinetic Friction in Confined Liquid Films, pp. 1741-1744
Günter Reiter; A. Levent Demirel; Steve Granick
Defects in Carbon Nanostructures, pp. 1744-1747
O. Zhou; R. M. Fleming; D. W. Murphy; C. H. Chen; R. C. Haddon; A. P. Ramirez; S. H. Glarum
Changes in Atmospheric Circulation and Ocean Ice Cover over the North Atlantic During the Last 41,000 Years, pp. 1747-1751
P. A. Mayewski; L. D. Meeker; S. Whitlow; M. S. Twickler; M. C. Morrison; P. Bloomfield; G. C. Bond; R. B. Alley; A. J. Gow; P. M. Grootes; D. A. Meese; M. Ram; K. C. Taylor; W. Wumkes
Gallium Arsenide Transistors: Realization Through a Molecularly Designed Insulator, pp. 1751-1753
Phillip P. Jenkins; Andrew N. MacInnes; Massood Tabib-Azar; Andrew R. Barron
Diamond Coating of Titanium Alloys, pp. 1753-1755
M. D. Drory; J. W. Hutchinson
The Drosophila saxophone Gene: A Serine-Threonine Kinase Receptor of the TGF-β Superfamily, pp. 1756-1759
Ting Xie; Alyce L. Finelli; Richard W. Padgett
Protection from Fas-Mediated Apoptosis by a Soluble Form of the Fas Molecule, pp. 1759-1762
Jianhua Cheng; Tong Zhou; Changdan Liu; John P. Shapiro; Matthew J. Brauer; Michael C. Kiefer; Philip J. Barr; John D. Mountz
High-Resolution Solution Structure of the β Chemokine hMIP-1β by Multidimensional NMR, pp. 1762-1767
Patricia J. Lodi; Daniel S. Garrett; John Kuszewski; Monica L.-S. Tsang; James A. Weatherbee; Warren J. Leonard; Angela M. Gronenborn; G. Marius Clore
Direct Signaling from Astrocytes to Neurons in Cultures of Mammalian Brain Cells, pp. 1768-1771
Maiken Nedergaard
Genetic Mapping of Quantitative Trait Loci for Growth and Fatness in Pigs, pp. 1771-1774
Leif Andersson; Chris S. Haley; Hans Ellegren; Sara A. Knott; Maria Johansson; Kjell Andersson; Lena Andersson-Eklund; Inter Edfors-Lilja; Marete Fredholm; Ingemar Hansson; Jan Håkansson; Kerstin Lundström
A Subset of CD4+ Thymocytes Selected by MHC Class I Molecules, pp. 1774-1778
Albert Bendelac; Nigel Killeen; Dan R. Littman; Ronald H. Schwartz


Book Reviews
Craniology: Getting a Head, pp. 1779-1780
The Skull: Vol. 1, Development.
James Hanken; Brian K. Hall
The Skull: Vol. 2, Patterns of Structural and Systematic Diversity.
James Hanken; Brian K. Hall
The Skull: Vol. 3, Functional and Evolutionary Mechanisms.
James Hanken; Brian K. Hall
Review author[s]: Kurt Schwenk
Visual Recognition, pp. 1780-1781
Selective Attention in Vision.
A. H. C. van der Heijden
Review author[s]: James E. Hoffman
Autonomous Systems, pp. 1781-1782
Intelligent Behavior in Animals and Robots.
David McFarland; Thomas Bösser
Review author[s]: Randall D. Beer
Quantitative Cell Biology, p. 1782
Receptors. Models for Binding, Trafficking, and Signaling.
Douglas A. Lauffenburger; Jennifer J. Linderman
Review author[s]: Alan L. Schwartz
Books Received, pp. 1782-1783


Inside AAAS, p. 1785
Diana Pabst

Back Matter (19 pp.)

Previous Issue: New Series, Vol. 263, No. 5153, Mar. 18, 1994
Next Issue: New Series, Vol. 264, No. 5155, Apr. 1, 1994



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