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Science, New Series, Vol. 283, No. 5409, Mar. 19, 1999


Previous Issue: New Series, Vol. 283, No. 5408, Mar. 12, 1999
Next Issue: New Series, Vol. 283, No. 5410, Mar. 26, 1999


Front Matter (33 pp.)
Netwatch, p. 1811
Jocelyn Kaiser


News


News of the Week
Academic Sequencers Challenge Celera in a Sprint to the Finish, pp. 1822-1823
Elizabeth Pennisi
From a Flatworm, New Clues on Animal Origins, pp. 1823+1825
Elizabeth Pennisi
Key Molecular Signals Identified in Plants, pp. 1825-1826
Marcia Barinaga
ScienceScope, p. 1825
A Lava Lamp Model for the Deep Earth, pp. 1826-1827
Richard A. Kerr
NASA Plans Earlier Hubble Rescue, p. 1827
David Malakoff
Cresson Resigns in Wake of Fraud Report, pp. 1827-1828
Robert Koenig
Genetic Study Shakes Up Out of Africa Theory, p. 1828
Elizabeth Pennisi
Sweden Considers More Oversight of Research, p. 1829
Joanna Rose; Annika Nilsson
Nabel to Head NIH Vaccine Research Center, pp. 1829+1831
Jon Cohen
A Surprising Partner for Angiostatin, p. 1831
Marcia Barinaga


News Focus
Nurture Helps Mold Able Minds, pp. 1832-1834
Ingrid Wickelgren
Restorers Reveal 28,000-Year-Old Artworks, p. 1835
Michael Balter
Submillimeter Astronomy Reaches New Heights, p. 1836
Govert Schilling
Forging a Link between Biofilms and Disease, pp. 1837+1839
Carol Potera


Random Samples, p. 1841
Constance Holden


Science's Compass


Editorial
The Universality of Science, p. 1847
Irving A. Lerch


Letters
Science Over Politics, pp. 1849-1850
Robert P. Lanza; Kenneth J. Arrow; Julius Axelrod; David Baltimore; Baruj Benacerraf; Konrad E. Bloch; Nicolaas Bloembergen; Herbert C. Brown; Michael S. Brown; Jose B. Cibelli; Stanley Cohen; Leon N. Cooper; E. J. Corey; Reneto Dulbecco; Edmond H. Fischer; Val L. Fitch; Jerome I. Friedman; Milton Friedman; Robert F. Furchgott; Murray Gell-Mann; Donald A. Glaser; Sheldon Lee Glashow; Walter Gilbert; Joseph L. Goldstein; Stephen Jay Gould; Roger Guillemin; Herbert A. Hauptman; Dudley Herschbach; Roald Hoffman; Leroy Hood; David H. Hubel; Jerome Karle; Lawrence R. Kelin; Walter Kohn; Arthur Kornberg; Edwin G. Krebs; Leon M. Lederman; Joshua Lederberg; David M Lee; Robert E. Lucas Jr.; Rudolph A. Marcus; R. Bruce Merrifield; Merton H. Miller; Franco Modigliani; Mario J. Molina; Kary Mullis; Ferid Murad; Joseph E. Murray; Daniel Nathans; Marshall W. Nirenberg; Douglass C. North; George A. Olah; George E. Palade; Martin F. Ramsey; Burton Richter; Richard J. Roberts; James M. Robl; Paul A. Samuelson; Melvin Schwartz; Phillip A. Sharp; Richard E. Smalley; Hamilton O. Smith; Robert M. Solow; Henry Taube; Susumu Tonegawa; James D. Watson; Steven Weinberg; Thomas H. Weller; Michael d. West; Eric F. Wieschaus; Torsten N. Wiesel; Robert W. Wilson
Basic Research in China, pp. 1850-1851
Shuguang Zhang
Free Electrons?, p. 1851
John Michael Williams
Monkey Numeration, pp. 1851-1852
Philip L. Stocklin; Elizabeth M. Brannon; Herbert S. Terrace


Corrections and Clarifications: Prevention of Constitutive TNF Receptor 1 Signaling by Silencer of Death Domains, p. 1852


Science's Compass


Policy Forum
Sustaining Natural and Human Capital: Villagers and Scientists, pp. 1855-1856
Wayne M. Getz; Louise Fortmann; David Cumming; Johan du Toit; Jodi Hilty; Rowan Martin; Michael Murphree; Norman Owen-Smith; Anthony M. Starfield; Michael I. Westphal
Capitalizing on Nature: Protected Area Management, pp. 1856-1857
Amar Inamdar; Helen de Jode; Keith Lindsay; Stephen Cobb


Books et al.
Streamlined Complexity, pp. 1858-1860
Untangling Ecological Complexity. The Macroscopic Perspective.
Brian A. Maurer
Review author[s]: Ilkka Hanski
Magical Microbe Mystery Tour, p. 1859
Epidemic! The World of Infectious Disease.
Rob DeSalle
Review author[s]: Orla Smith


Perspectives
Dissecting Dendrite Dynamics, pp. 1860-1861
Stephen J. Smith
Colliding Theories, pp. 1861-1863
Alex N. Halliday; Michael J. Drake
A Couple of Uncertain Age, pp. 1863-1864
Frank A. Podosek
Pumping Electrons, pp. 1864-1865
B. L. Altshuler; L. I. Glazman


Tech.Sight
Sequencing the Genome, Fast, pp. 1867-1868
James C. Mullikin; Amanda A. McMurray
Statistics and More Statistics, pp. 1869-1870
Systat 8.0
Review author[s]: Allen Rawitch
TechSightings, pp. 1871-1872
Frank Hoover; Robert Sikorski; Richard Peters; Kevin Ahern


Research


Research Article
The Origin of Chaos in the Outer Solar System, pp. 1877-1881
N. Murray; M. Holman


Reports
Compositional Stratification in the Deep Mantle, pp. 1881-1884
Louise H. Kellogg; Bradford H. Hager; Rob D. van der Hilst
Compositional Heterogeneity in the Bottom 1000 Kilometers of Earth's Mantle: Toward a Hybrid Convection Model, pp. 1885-1888
Rob D. van der Hilst; Hrafnkell Kárason
Dipping Low-Velocity Layer in the Mid-Lower Mantle: Evidence for Geochemical Heterogeneity, pp. 1888-1891
Satoshi Kaneshima; George Helffrich
Chemical Transformations in Individual Ultrasmall Biomimetic Containers, pp. 1892-1895
Daniel T. Chiu; Clyde F. Wilson; Frida Ryttsén; Anette Strömberg; Cecilia Farre; Anders Karlsson; Sture Nordholm; Anuj Gaggar; Biren P. Modi; Alexander Moscho; Robert A. Garza-López; Owe Orwar; Richard N. Zare
Nonequilibrium Self-Assembly of Long Chains of Polar Molecules in Superfluid Helium, pp. 1895-1897
K. Nauta; R. E. Miller
Epitaxial Cubic Gadolinium Oxide as a Dielectric for Gallium Arsenide Passivation, pp. 1897-1900
M. Hong; J. Kwo; A. R. Kortan; J. P. Mannaerts; A. M. Sergent
Degradation Mechanism of Small Molecule-Based Organic Light-Emitting Devices, pp. 1900-1902
Hany Aziz; Zoran D. Popovic; Nan-Xing Hu; Ah-Mee Hor; Gu Xu
Phase-Separated Composite Films for Liquid Crystal Displays, pp. 1903-1905
Valery Vorflusev; Satyendra Kumar
An Adiabatic Quantum Electron Pump, pp. 1905-1908
M. Switkes; C. M. Marcus; K. Campman; A. C. Gossard
Structural Maturation of Neural Pathways in Children and Adolescents: In Vivo Study, pp. 1908-1911
Tomáš Paus; Alex Zijdenbos; Keith Worsley; D. Louis Collins; Jonathan Blumenthal; Jay N. Giedd; Judith L. Rapoport; Alan C. Evans
Signaling of Cell Fate Decisions by CLAVATA3 in Arabidopsis Shoot Meristems, pp. 1911-1914
Jennifer C. Fletcher; Ulrike Brand; Mark P. Running; Rüdiger Simon; Elliot M. Meyerowitz
Crystal Structure of Human ZAG, a Fat-Depleting Factor Related to MHC Molecules, pp. 1914-1919
Luis M. Sánchez; Arthur J. Chirino; Pamela J. Bjorkman
Acoel Flatworms: Earliest Extant Bilaterian Metazoans, Not Members of Platyhelminthes, pp. 1919-1923
Iñaki Ruiz-Trillo; Marta Riutort; D. Timothy J. Littlewood; Elisabeth A. Herniou; Jaume Baguñà
Rapid Dendritic Morphogenesis in CA1 Hippocampal Dendrites Induced by Synaptic Activity, pp. 1923-1927
M. Maletic-Savatic; R. Malinow; K. Svoboda
Variability in Spike Trains During Constant and Dynamic Stimulation, pp. 1927-1930
Anne-Kathrin Warzecha; Martin Egelhaaf
The Role of Local Actin Instability in Axon Formation, pp. 1931-1934
Frank Bradke; Carlos G. Dotti
Reversible Conversion of Monomeric Human Prion Protein between Native and Fibrilogenic Conformations, pp. 1935-1937
G. S. Jackson; L. L. P. Hosszu; A. Power; A. F. Hill; J. Kenney; H. Saibil; C. J. Craven; J. P. Waltho; A. R. Clarke; J. Collinge


Back Matter (31 pp.)

Previous Issue: New Series, Vol. 283, No. 5408, Mar. 12, 1999
Next Issue: New Series, Vol. 283, No. 5410, Mar. 26, 1999



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