Correlated Electron Systems

Electronic Cooperation

Ian S. Osborne
Science 21 April 2000: 461.
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Viewpoint

Sources of Quantum Protection in High-T_c Superconductivity

Philip W. Anderson
Science 21 April 2000: 480-482.
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Reviews

Orbital Physics in Transition-Metal Oxides

Y. Tokura and N. Nagaosa
Science 21 April 2000: 462-468.
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Advances in the Physics of High-Temperature Superconductivity

J. Orenstein and A. J. Millis
Science 21 April 2000: 468-474.
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Quantum Criticality: Competing Ground States in Low Dimensions

Subir Sachdev
Science 21 April 2000: 475-480.
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This Week in Science

Editor summaries of this week's papers.
Science 21 April 2000: 397.
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 Editorial:
Frontier Physics with Correlated Electrons

Robert J. Birgeneau and Marc A. Kastner
Science 21 April 2000: 437.
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Editors' Choice

Highlights of the recent literature.
Science 21 April 2000: 401.
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NetWatch

Best of the Web in science.
Science 21 April 2000: 395.
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 NEW PRODUCTS

Science 21 April 2000: 533.

News of the Week

SCIENCE AND BUSINESS:
Patent Prompts Rochester to Sue for Slice of Drug Profits

David Malakoff
Science 21 April 2000: 410-411.
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PALEOANTHROPOLOGY:
Is Alexander the Great's Father Missing, Too?

Robert Koenig
Science 21 April 2000: 411.
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GERMAN VOTE:
Animal Rights Amendment Defeated

Robert Koenig
Science 21 April 2000: 411-413.
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GERMANY:
Panel Urges New Slots for Young Researchers

Robert Koenig
Science 21 April 2000: 413-414.
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EVOLUTION:
When Fittest Survive, Do Other Animals Matter?

Richard A. Kerr
Science 21 April 2000: 414-415.
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COLLABORATIVE RESEARCH:
Plans for Mars Unite Cancer, Space Agencies

Andrew Lawler
Science 21 April 2000: 415-416.
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PSYCHIATRY:
Are Placebo-Controlled Drug Trials Ethical?

Martin Enserink
Science 21 April 2000: 416.
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PALEONTOLOGY:
Revealing a Dinosaur's Heart of Stone

Virginia Morell
Science 21 April 2000: 416-417.
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HUMAN GENOME:
DOE Team Sequences Three Chromosomes

Elizabeth Pennisi
Science 21 April 2000: 417-419.
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SCIENCE EDUCATION:
Ehlers Offers Remedies for Ailing U.S. System

Jeffrey Mervis
Science 21 April 2000: 419.
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ScienceScope

Science 21 April 2000: 413.
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Random Samples

Science 21 April 2000: 431.
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News Focus

ASTROPHYSICS:
LIGO's Mission of Gravity

Robert Irion
Science 21 April 2000: 420-423.
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ASTROPHYSICS:
LIGO's Laser-Packing Big Sister LISA May Hunt Black Holes From Space

Robert Irion
Science 21 April 2000: 422.
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SOCIETY OF TOXICOLOGY MEETING:
Hazards of Particles, PCBs Focus of Philadelphia Meeting

Jocelyn Kaiser
Science 21 April 2000: 424-425.
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AMERICAN CHEMICAL SOCIETY MEETING:
Chemists Unveil Molecular Wizardry in San Francisco

Robert F. Service
Science 21 April 2000: 425-427.
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GRADUATE TRAINING:
Sharp Jump in Teaching Fellows Draws Fire From Educators

Jeffrey Mervis
Science 21 April 2000: 428.
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PLANT BREEDING:
Hopes Grow for Hybrid Rice to Feed Developing World

Dennis Normile
Science 21 April 2000: 429.
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Letters

This Week's Letters

Science 21 April 2000: 439.
Summary »|  

 Physical Hazards of Tailings Dams

Cheryl K. Rofer, Tõnis Kaasik, and Zofia Waclawek
Science 21 April 2000: 439.
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 Historical Views on the Human Embryo

Edward J. Furton; and Noëlle Lenoir
Science 21 April 2000: 439.
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 HIV-Associated Dementia

Eugene O. Major, Dianne Rausch, Christina Marra, David Clifford;, Suzanne Gartner, and Justin C. McArthur
Science 21 April 2000: 439.
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Books et al.

EXHIBITIONS--ART AND INFORMATION:
A Map of Babel

Trevor W. Robbins
Science 21 April 2000: 446-447.
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PHYSICS:
Professor Newton's Principles

Chris Quigg
Science 21 April 2000: 447.
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 Books Received

Science 21 April 2000: 447.

Policy Forum

SPACE SCIENCE:
Astronomy and the Degrading Environment

Johannes Andersen
Science 21 April 2000: 443-445.
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Perspectives

POLYMER SCIENCE:
Shape Persistence of Synthetic Polymers

Christopher K. Ober
Science 21 April 2000: 448-449.
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LANGUAGE:
Movement Patterns in Spoken Language

John L. Locke
Science 21 April 2000: 449-451.
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CIRCADIAN RHYTHMS:
Enhanced: Marking Time for a Kingdom

Michael W. Young
Science 21 April 2000: 451-453.
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 PHYSIOLOGY:
Nota Bene: Contortions of the Heart

Orla Smith
Science 21 April 2000: 453.
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Tech.Sight

ASTRONOMY:
Adaptive Optics

Roger Angel and Bob Fugate
Science 21 April 2000: 455-456.
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 Prime Pedigrees

Brian R. Shmaefsky
Science 21 April 2000: 457.
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 An Improved Tool for Molecular Biology

Allen B. Rawitch
Science 21 April 2000: 457-458.
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 Modeling Population Genetics

Ellen Quardokus
Science 21 April 2000: 458.
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Research Article

Positional Syntenic Cloning and Functional Characterization of the Mammalian Circadian Mutation tau

Phillip L. Lowrey, Kazuhiro Shimomura, Marina P. Antoch, Shin Yamazaki, Peter D. Zemenides, Martin R. Ralph, Michael Menaker, and Joseph S. Takahashi
Science 21 April 2000: 483-491.
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Reports

Electronic Structures of Single-Walled Carbon Nanotubes Determined by NMR

X.-P. Tang, A. Kleinhammes, H. Shimoda, L. Fleming, K. Y. Bennoune, S. Sinha, C. Bower, O. Zhou, and Y. Wu
Science 21 April 2000: 492-494.
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Crossed Nanotube Junctions

M. S. Fuhrer, J. Nygård, L. Shih, M. Forero, Young-Gui Yoon, M. S. C. Mazzoni, Hyoung Joon Choi, Jisoon Ihm, Steven G. Louie, A. Zettl, and Paul L. McEuen
Science 21 April 2000: 494-497.
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Tectonic Implications of U-Pb Zircon Ages of the Himalayan Orogenic Belt in Nepal

P. G. DeCelles, G. E. Gehrels, J. Quade, B. LaReau, and M. Spurlin
Science 21 April 2000: 497-499.
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New Observational Constraints for Atmospheric Hydroxyl on Global and Hemispheric Scales

S. A. Montzka, C. M. Spivakovsky, J. H. Butler, J. W. Elkins, L. T. Lock, and D. J. Mondeel
Science 21 April 2000: 500-503.
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Cardiovascular Evidence for an Intermediate or Higher Metabolic Rate in an Ornithischian Dinosaur

Paul E. Fisher, Dale A. Russell, Michael K. Stoskopf, Reese E. Barrick, Michael Hammer, and Andrew A. Kuzmitz
Science 21 April 2000: 503-505.
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A Structural Framework for Deciphering the Link Between I-A^g7 and Autoimmune Diabetes

Adam L. Corper, Thomas Stratmann, Vasso Apostolopoulos, Christopher A. Scott, K. Christopher Garcia, Angray S. Kang, Ian A. Wilson, and Luc Teyton
Science 21 April 2000: 505-511.
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The Eye Injury of King Philip II and the Skeletal Evidence from the Royal Tomb II at Vergina

Antonis Bartsiokas
Science 21 April 2000: 511-514.
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Emergence of Genetic Instability in Children Treated for Leukemia

B. A. Finette, A. C. Homans, and R. J. Albertini
Science 21 April 2000: 514-517.
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Homologs of Small Nucleolar RNAs in Archaea

Arina D. Omer, Todd M. Lowe, Anthony G. Russell, Holger Ebhardt, Sean R. Eddy, and Patrick P. Dennis
Science 21 April 2000: 517-522.
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Transport of Peptide-MHC Class II Complexes in Developing Dendritic Cells

Shannon J. Turley, Kayo Inaba, Wendy S. Garrett, Melanie Ebersold, Julia Unternaehrer, Ralph M. Steinman, and Ira Mellman
Science 21 April 2000: 522-527.
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On the Origin of Internal Structure of Word Forms

Peter F. MacNeilage and Barbara L. Davis
Science 21 April 2000: 527-531.
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Illusions in Reasoning About Consistency

P. N. Johnson-Laird, Paolo Legrenzi, Vittorio Girotto, and Maria S. Legrenzi
Science 21 April 2000: 531-532.
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Technical Comments

 Toxicity of ALS-Linked SOD1 Mutants

Toni L. Williamson, Laura B. Corson, Lan Huang, Al Burlingame, Jian Liu, Lucie I. Bruijn, Don W. Cleveland;, Joseph S. Beckman, John P. Crow, and Alvaro G. Estévez;
Science 21 April 2000: 399.
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