Contents

Contents

• This Week in Science

  Science14 Apr 1989 : 123 Full AccessRestricted Access

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• World Food Research

  By PHILIP H. ABELSON

  Science14 Apr 1989 : 125 Full AccessRestricted Access

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• Old Cars and Taxation

  By A. MYRICK FREEMAN III

  Science14 Apr 1989 : 127 Full AccessRestricted Access

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• Acid Rain Models

  By JAMES A. FAY, DAN S. GOLOMB

  Science14 Apr 1989 : 127 Full AccessRestricted Access

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• Response: Acid Rain Models

  By STEPHEN E. SCHWARTZ

  Science14 Apr 1989 : 127-128 Full AccessRestricted Access

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• Fund-raising and NIH

  By RI Glazer

  Science14 Apr 1989 : 128 Full AccessRestricted Access

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• Shuttle Rocket Plan Under Fire

  NASA safety panel says plan to spend $1.2 billion on a solid rocket factory in Yellow Creek, Mississippi, will not improve the shuttle's safety; a boost for liquid boosters?

  By ELIOT MARSHALL

  Science14 Apr 1989 : 135-136 Full AccessRestricted Access

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• Inaction on Technology Programs Stirs Congress

  A framework for enhancing the Commerce Department's role in civil technology is unfunded and leaderless

  By COLIN NORMAN

  Science14 Apr 1989 : 137-138 Full AccessRestricted Access

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• A Focus on Advanced Television?

  By COLIN NORMAN

  Science14 Apr 1989 : 137 Full AccessRestricted Access

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• Budget Squeeze Causes Fission in Fusion Labs

  Divisions have appeared among fusion researchers over the nation's fusion strategy; the timing of the next major machine and its potential impact on other research are at issue

  By MARK CRAWFORD

  Science14 Apr 1989 : 138-139 Full AccessRestricted Access

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• Agricultural Groups Push Research Plan

  A proposal for a $500-million competitive grants program at USDA will be unveiled next month with some powerful support

  By MARK CRAWFORD

  Science14 Apr 1989 : 140 Full AccessRestricted Access

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• New Thinking on Old Growth

  The forests of the Northwest still hold surprises for ecologists, but the old stands are going fast; will the spotted owl save the day? And if we cut ours, why can't Brazil cut theirs?

  By WILLIAM BOOTH

  Science14 Apr 1989 : 141-143 Full AccessRestricted Access

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• Confirmations Heat Up Cold Fusion Prospects

  Researchers are having fun trying to reproduce a report of roomtemperature fusion, and even more fun trying to explain it

  By ROBERT POOL

  Science14 Apr 1989 : 143-144 Full AccessRestricted Access

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• Does Chaos Permeate the Solar System?

  As faster computers allow celestial mechanicians longer looks at the behavior of the planets, chaos is turning up everywhere

  By RICHARD A. KERR

  Science14 Apr 1989 : 144-145 Full AccessRestricted Access

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• PARC Brings Adam Smith to Computing

  Part computer virus and part market theory, Spawn is both an efficiency tool and a laboratory for experimental economics

  By M. MITCHELL WALDROP

  Science14 Apr 1989 : 145-146 Full AccessRestricted Access

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• How cancer cells spread in the body

  By JL Marx

  Science14 Apr 1989 : 147-148 Full AccessRestricted Access

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• The cycle of violence

  By CS Widom

  Science14 Apr 1989 : 160-166 Full AccessRestricted Access

  • Abstract
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• Light Reflection Models for Computer Graphics

  By DONALD P. GREENBERG

  Science14 Apr 1989 : 166-173 Full AccessRestricted Access

  • Abstract
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• Regulated Genes in Transgenic Plants

  By PHILIP N. BENFEY, NAM-HAI CHUA

  Science14 Apr 1989 : 174-181 Full AccessRestricted Access

  • Abstract
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• A general method for site-specific incorporation of unnatural amino acids into proteins

  By CJ Noren, SJ Anthony-Cahill, MC Griffith, PG Schultz

  Science14 Apr 1989 : 182-188 Full AccessRestricted Access

  • Abstract
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• 1989 AAAS Philip Hauge Abelson Prize

  To Be Awarded to a Public Servant or Scientist

  Science14 Apr 1989 : 188 Full AccessRestricted Access

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• Effect of Water on the Composition of Partial Melts of Greenstone and Amphibolite

  By JAMES S. BEARD, GARY E. LOFGREN

  Science14 Apr 1989 : 195-197 Full AccessRestricted Access

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• Contribution of Ultraviolet Irradiance Variations to Changes in the Sun's Total Irradiance

  By J. LEAN

  Science14 Apr 1989 : 197-200 Full AccessRestricted Access

  • Abstract
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• Kestel: An Early Bronze Age Source of Tin Ore in the Taurus Mountains, Turkey

  By K. ASLIHAN YENER, HADİ ÖZBAL, ERGUN KAPTAN, A. NECİP PEHLİVAN, MARTHA GOODWAY

  Science14 Apr 1989 : 200-203 Full AccessRestricted Access

  • Abstract
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• Visual Detection of Transposition of the Maize Element Activator (Ac) in Tobacco Seedlings

  By JONATHAN D. G. JONES, FRANCINE M. CARLAND, PAL MALIGA, HUGO K. DOONER

  Science14 Apr 1989 : 204-207 Full AccessRestricted Access

  • Abstract
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• Allelotype of colorectal carcinomas

  By B Vogelstein, ER Fearon, SE Kern, Hamilton SR, AC Preisinger, Y Nakamura, R White

  Science14 Apr 1989 : 207-211 Full AccessRestricted Access

  • Abstract
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• Regulation of calcium concentration in voltage-clamped smooth muscle cells

  By PL Becker, JJ Singer, JV Walsh Jr, FS Fay

  Science14 Apr 1989 : 211-214 Full AccessRestricted Access

  • Abstract
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• Influence of the major histocompatibility complex on positive thymic selection of V beta 17a+ T cells

  By MA Blackman, P Marrack, J Kappler

  Science14 Apr 1989 : 214-217 Full AccessRestricted Access

  • Abstract
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• Chromosome 17 deletions and p53 gene mutations in colorectal carcinomas

  By SJ Baker, ER Fearon, JM Nigro, Hamilton SR, AC Preisinger, JM Jessup, P vanTuinen, DH Ledbetter, DF Barker, Y Nakamura, R White, B Vogelstein

  Science14 Apr 1989 : 217-221 Full AccessRestricted Access

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• Expression of a cloned rat brain potassium channel in Xenopus oocytes

  By MJ Christie, JP Adelman, J Douglass, RA North

  Science14 Apr 1989 : 221-224 Full AccessRestricted Access

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• Inescapable versus escapable shock modulates long-term potentiation in the rat hippocampus

  By TJ Shors, TB Seib, S Levine, RF Thompson

  Science14 Apr 1989 : 224-226 Full AccessRestricted Access

  • Abstract
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• Seasonal Microhabitat Selection by an Endoparasitoid Through Adaptive Modification of Host Behavior

  By JACQUES BRODEUR, JEREMY N. MCNEIL

  Science14 Apr 1989 : 226-228 Full AccessRestricted Access

  • Abstract
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• Return of the Falcons

  Peregrine Falcon Populations.

  By JAMES C. BEDNARZ

  Science14 Apr 1989 : 233-234 Full AccessRestricted Access

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• An Environmental Problem

  The Acid Rain Controversy.

  By JURGEN SCHMANDT

  Science14 Apr 1989 : 234-235 Full AccessRestricted Access

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• A Well-Studied Worm

  The Nematode Caenorhabditis elegans.

  By JASPER RINE, CYNTHIA KENYON

  Science14 Apr 1989 : 235 Full AccessRestricted Access

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• Freshwater Plants

  Vegetation of Inland Waters.

  By JACOB KALFF

  Science14 Apr 1989 : 235-236 Full AccessRestricted Access

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• Products & Materials

  Science14 Apr 1989 : 239 Full AccessRestricted Access

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