| | Opinion |  |
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| | How to talk about star wars 1
Mrs Margaret Thatcher's visit to Washington has clarified US intentions towards negotiations of ballistic missile defences. But the United States should be more forthcoming yet if it wishes.
doi:10.1038/313001a0
PDF (286K)
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| | British Broadcasting 2
The British government's pereninal problem of financing the BBC cannot be shuffled off.
doi:10.1038/313002a0
PDF (152K)
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| | News | |
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| | Halley's comet: Closet US−Soviet collaboration in space 3
Stephen Budiansky
doi:10.1038/313003a0
PDF (134K)
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| | Research secrecy: US agencies hamstring contracts 3
Tim Beardsley
doi:10.1038/313003b0
PDF (134K)
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| | Press on pork-barrel laboratories 3
Stephen Budiansky
doi:10.1038/313003c0
PDF (134K)
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| | Australian technology: Button gains from Jones 4
Jeffrey Sellar
doi:10.1038/313004a0
PDF (142K)
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| | Medical research: Too little cash 4
Maxine Clarke
doi:10.1038/313004b0
PDF (142K)
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| | European research: Commission looks ahead 4
Anna Lubinska
doi:10.1038/313004c0
PDF (142K)
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| | Polish agriculture: Church and State at odds 5
Vera Rich
doi:10.1038/313005a0
PDF (140K)
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| | Neturon source: A shoestring operation 5
Robert Walgate
doi:10.1038/313005b0
PDF (139K)
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| | United States and UNESCO 5
Tim Beardsley
doi:10.1038/313005c0
PDF (139K)
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| | European pollution: Lead-free fuel on sale by 1989 6
Anna Lubinska
doi:10.1038/313006a0
PDF (141K)
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| | Cuban science: Soviet plan for joint technology 6
Vera Rich
doi:10.1038/313006b0
PDF (141K)
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| | Engineering: Better planning at NSF? 7
Tim Beardsley
doi:10.1038/313007a0
PDF (146K)
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| | New institute tackles information technology 7
Hugh Barnes
doi:10.1038/313007b0
PDF (146K)
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| | University of wales: College merger engineered 7
Hugh Barnes
doi:10.1038/313007c0
PDF (146K)
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| | Correspondence | |
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| | Agricultural R & D 8
W. S. WISE
doi:10.1038/313008a0
References | PDF (128K)
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| | Scientists' oaths? 8
CHARLES CLAOUÉ
doi:10.1038/313008b0
PDF (128K)
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| | News and Views |  |
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| | Squarks and strings more real 9
Particle physics is again in turmoil. Experimentalists believe they may have new phenomena to describe. Theorists may already have an accommodating theory.
Robert Walgate
doi:10.1038/313009a0
PDF (138K)
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| | Ecology: How different are Australian ecosystems and ecologists? 10
Mark Westoby
doi:10.1038/313010a0
PDF (141K)
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| | Evolutionary biology: Group selection and the sex ratio 10
Paul H. Harvey, Linda Partridge & Len Nunney
doi:10.1038/313010b0
References | PDF (280K)
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| | Archaeology: Scandinavian pine chronologies 12
John Fletcher
doi:10.1038/313012a0
PDF (142K)
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| | Palaeontology: Ammonoids and extinctions 12
Digby J. McLaren
doi:10.1038/313012b0
References | PDF (286K)
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| | Plant biochemistry: Seed protein construction 13
John A. Gatehouse & Donald Boulter
doi:10.1038/313013a0
References | PDF (147K)
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| | Treaty verfication: Seismic noise and a test ban 14
Thomas C. Bache
doi:10.1038/313014a0
References | PDF (149K)
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| | Earth science: Statistical structure of geomagnetic reversals 15
D. V. Kent
doi:10.1038/313015a0
References | PDF (138K)
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| | Molecular biology: Sigma factors in multitude 15
Andrew Travers
doi:10.1038/313015b0
References | PDF (292K)
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| | 100 years ago EARTHQUAKES IN ENGLAND, AND THEIR STUDY
16
doi:10.1038/313016a0
PDF (153K)
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| | Articles |  |
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| | Correlation of mid-Palaeozoic ammonoid evolutionary events with global sedimentary perturbations 17
Michael R. House
doi:10.1038/313017a0
Abstract & References | PDF (698K)
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| | RNA polymerase heterogeneity in Streptomyces coelicolor
22
Janet Westpheling, Monica Ranes & Richard Losick
doi:10.1038/313022a0
Abstract & References | PDF (881K)
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| | Molecular genetics of Krüppel, a gene required for segmentation of the Drosophila embryo 27
Anette Preiss, Urs B. Rosenberg, Andrea Kienlin, Eveline Seifert & Herbert Jäckle
doi:10.1038/313027a0
Abstract & References | PDF (828K)
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| | Letters | |
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| | Millisecond pulsars, gravitational waves and the inflationary universe 32
Lawrence M. Krauss
doi:10.1038/313032a0
First paragraph & References | PDF (271K)
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| | Multiple hotspots in extragalactic radio sources 34
A. G. Williams & S. F. Gull
doi:10.1038/313034a0
First paragraph & References | PDF (470K)
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| | Periodic comet showers and planet X 36
Daniel P. Whitmire & John J. Matese
doi:10.1038/313036a0
First paragraph & References | PDF (383K)
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| | Ring structure in Saturn's outer magnetosphere 38
H. S. Mahra, A. K. Pandey, Vijay Mohan & B. B. Sanwal
doi:10.1038/313038a0
First paragraph & References | PDF (222K)
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| | Turbulent mixing between fluids with different viscosities 39
I. H. Campbell & J. S. Turner
doi:10.1038/313039a0
First paragraph & References | PDF (533K)
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| | Discovery of permanent Amazon lakes and hydraulic disturbance in the upper Amazon Basin 42
P. A. Colinvaux, M. C. Miller, Kam-biu Liu, M. Steinitz-Kannan & I. Frost
doi:10.1038/313042a0
First paragraph & References | PDF (451K)
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| | Hadar AL 162-28 endocast as evidence that brain enlargement preceded cortical reorganization in hominid evolution 45
Dean Falk
doi:10.1038/313045a0
First paragraph & References | PDF (430K)
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| | Disruptive selection for alternative life histories in salmon 47
Mart R. Gross
doi:10.1038/313047a0
First paragraph & References | PDF (257K)
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| | Visual control of the partition of flight force between lift and thrust in free-flying Drosophila
48
C. T. David
doi:10.1038/313048a0
First paragraph & References | PDF (375K)
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| | Rhodopsin-like sensitivity of extra-retinal photoreceptors mediating the photoperiodic response in quail 50
R. G. Foster, B. K. Follett & J. N. Lythgoe
doi:10.1038/313050a0
First paragraph & References | PDF (371K)
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| | The apical surface of canine chief cell monolayers resists H+ back-diffusion 52
Martin J. Sanders, Amram Ayalon, Michal Roll & Andrew H. Soll
doi:10.1038/313052a0
First paragraph & References | PDF (352K)
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| | Calcitonin gene-related peptide is a potent vasodilator 54
S. D. Brain, T. J. Williams, J. R. Tippins, H. R. Morris & I. MacIntyre
doi:10.1038/313054a0
First paragraph & References | PDF (413K)
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| | Isolation and structure of a novel C-terminally amidated opioid peptide, amidorphin, from bovine adrenal medulla 57
B. R. Seizinger, D. C. Liebisch, C. Gramsch, A. Herz, E. Weber, C. J. Evans, F. S. Esch & P. Böhlen
doi:10.1038/313057a0
First paragraph & References | PDF (376K)
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| | Protein kinase C regulation of the receptor-coupled calcium signal in histamine-secreting rat basophilic leukaemia cells 59
Ronit Sagi-Eisenberg, Harry Lieman & Israel Pecht
doi:10.1038/313059a0
First paragraph & References | PDF (233K)
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| | Functional expression of HLA-DP genes transfected into mouse fibroblasts 61
Penelope Austin, John Trowsdale, Christopher Rudd, Walter Bodmer, Marc Feldmann & Jonathan Lamb
doi:10.1038/313061a0
First paragraph & References | PDF (571K)
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| | Polypeptide ligation occurs during post-translational modification of concanavalin A 64
D. M. Carrington, A. Auffret & D. E. Hanke
doi:10.1038/313064a0
First paragraph & References | PDF (540K)
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| | Synthesis of brome mosaic virus subgenomic RNA in vitro by internal initiation on (-)-sense genomic RNA 68
W. A. Miller, T. W. Dreher & T. C. Hall
doi:10.1038/313068a0
First paragraph & References | PDF (462K)
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| | Reversible association of myosin with the platelet cytoskeleton 70
Vivianne T. Nachmias, Joshua Kavaler & Sam Jacubowitz
doi:10.1038/313070a0
First paragraph & References | PDF (469K)
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| | Erratum | |
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| | Formation of galaxies and large-scale structure with cold dark matter 72
G. R. Blumenthal, S. M. Faber, J. R. Primack & M. J. Rees
doi:10.1038/313072a0
PDF (158K)
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| | Matters Arising | |
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| | Acidification of soil and water 73
E. C. KRUG
doi:10.1038/313073a0
References | PDF (134K)
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| | Acidification of soil and water (reply) 73
N. VAN BREEMEN, C. T. DRISCOLL & J. MULDER
doi:10.1038/313073b0
References | PDF (134K)
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| | Phonetic analysis capacity and learning to read 73
P. BERTELSON, J. MORAIS, J. ALEGRIA & A. CONTENT
doi:10.1038/313073c0
References | PDF (273K)
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| | Phonetic analysis capacity and learning to read (reply) 74
P. E. BRYANT & L. BRADLEY
doi:10.1038/313074a0
References | PDF (141K)
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| | Archaeomagnetism, Santorini volcanic eruptions and fired destruction levels on Crete 74
R. S. J. SPARKS
doi:10.1038/313074b0
References | PDF (266K)
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| | Archaeomagnetism, Santorini volcanic eruptions and fired destruction levels on Crete (reply) 75
W. S. DOWNEY & D. H. TARLING
doi:10.1038/313075a0
References | PDF (127K)
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| | Archaeomagnetism, Santorini volcanic eruptions and fired destruction levels on Crete 75
YIANNIS LIRITZIS
doi:10.1038/313075b0
PDF (254K)
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| | Archaeomagnetism, Santorini volcanic eruptions and fired destruction levels on Crete (reply) 76
W. S. DOWNEY & D. H. TARLING
doi:10.1038/313076a0
References | PDF (131K)
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| | Book Reviews |  |
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| | Memories of the future 77
Igor Aleksander reviews The Creative Computer: Machine Intelligence and Human Knowledge
By
Donald Michie & Rory Johnston and The Cognitive Computer: On Language, Learning, and Artificial Intelligence
By
Roger C. Schank & Peter G. Childers
doi:10.1038/313077a0
PDF (326K)
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| | Variable climates 78
B.G. Hunt reviews The Global Climate
Edited By
John T. Houghton
doi:10.1038/313078a0
PDF (143K)
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| | All about polymers 78
M.V. Volkenstein reviews Macromolecules, 2nd Edn. Vol. 1 Structure and Properties; Vol. 2 Synthesis, Materials, and Technology
By
Hans-Georg Elias
doi:10.1038/313078b0
PDF (288K)
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| | Publishing history (and more) 79
T.G. Rosenthal reviews Cambridge University Press 1584−1984
By
M.H. Black
doi:10.1038/313079a0
PDF (289K)
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| | Developments in holography 80
Brian J. Thompson reviews Optical Holography: Principles, Techniques and Applications
By
P. Hariharan
doi:10.1038/313080a0
PDF (146K)
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| | New on the Market | |
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| | New on the market 81
New products described this month include three made with safety in mind—insulated gloves, a system for mopping up spilt chemicals and a wallchart on hazard warning symbols.
doi:10.1038/313081a0
PDF (192K)
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| | Employment | |
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| | The importance of training 82
A recent study suggests ways in which the United Kingdom might improve industrial competitiveness by investing in training.
Richard Pearson
doi:10.1038/313082a0
PDF (126K)
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