| | Opinion |  |
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| | Bush badly needs good advice 1
President George Bush has promised to create better machinery for gathering technical advice, but time is passing. A search for a paragon should not let him hide from the urgency of his need.
doi:10.1038/338001a0
PDF (109K)
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| | Science squeezed 1
Nobody should be surprised that ten years of short commons have deprived Britain of researchers.
doi:10.1038/338001b0
PDF (225K)
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| | Satanic violences 2
The Shiite threat to kill a British author and the violence of animal rights extremists have a lot in common.
doi:10.1038/338002a0
PDF (118K)
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| | Unfamiliar disguises 2
The unfamiliar appearance of this issue of Nature implies no systematic change of content.
doi:10.1038/338002b0
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| | News | |
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| | US Congress plans greenhouse legislation 3
David Swinbanks
doi:10.1038/338003a0
PDF (137K)
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| | Shoreham plant to be revived? 3
Seth Shulman
doi:10.1038/338003b0
PDF (0)
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| | University building bombed 4
Christine McGourty
doi:10.1038/338004a0
PDF (132K)
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| | Activists setting the agenda 4
Marcia Barinaga
doi:10.1038/338004b0
PDF (132K)
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| | UCT again confronts government 4
Michael Cherry
doi:10.1038/338004c0
PDF (132K)
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| | Four groups join battle 5
David Swinbanks
doi:10.1038/338005a0
PDF (142K)
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| | News in Brief | |
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| | Personal communication 5
Vera Rich
doi:10.1038/338005b0
PDF (142K)
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| | Three per cent is six 5
Christine McGourty
doi:10.1038/338005c0
PDF (142K)
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| | Chip complex destroyed 5
K. S. Jayaraman
doi:10.1038/338005d0
PDF (142K)
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| | Oceanographers' lobby 6
Joseph Palca
doi:10.1038/338006a0
PDF (145K)
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| | Staab steps down 6
Steven Dickman
doi:10.1038/338006b0
PDF (145K)
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| | Melbourne rivalled 6
Tania Ewing
doi:10.1038/338006c0
PDF (145K)
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| | Genentech's heart drug 6
Carol Ezzell
doi:10.1038/338006d0
PDF (145K)
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| | News | |
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| | Freeze hits BMFT research 6
Steven Dickman
doi:10.1038/338006e0
PDF (145K)
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| | OECD urges changes for 1992 7
Steven Dickman
doi:10.1038/338007a0
PDF (140K)
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| | MRC offers more 7
Christine McGourty
doi:10.1038/338007b0
PDF (140K)
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| | Objectors find a voice 7
Vera Rich
doi:10.1038/338007c0
PDF (140K)
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| | European satellite reception 8
Peter Coles
doi:10.1038/338008a0
PDF (151K)
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| | Japan continues in an old furrow 8
Alun Anderson
doi:10.1038/338008b0
PDF (151K)
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| | Close call in election fight 8
Alun Anderson
doi:10.1038/338008c0
PDF (151K)
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| | No immunity for Moscow 9
Pavel Pevzner
doi:10.1038/338009a0
PDF (153K)
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| | Gorbachev's first Chernobyl visit since disaster 9
doi:10.1038/338009b0
PDF (153K)
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| | Greenpeace's claims refuted 9
Peter Coles
doi:10.1038/338009c0
PDF (153K)
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| | Correspondence | |
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| | Human space flight 10
DONALD F. ROBERTSON
doi:10.1038/338010a0
PDF (133K)
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| | The test of time 10
JACQUES E. DUMONT
doi:10.1038/338010b0
PDF (133K)
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| | Rough justice 10
G. F. HUMPHREY
doi:10.1038/338010c0
PDF (134K)
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| | Apoptosis 10
CHRISTOPHER A. SMITH, GWYN T. WILLIAMS, ROSETTA KINGSTON, ERIC J. JENKINSON & JOHN J. T. OWEN
doi:10.1038/338010d0
PDF (134K)
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| | Commentary |  |
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| | Pan-African ornithology divided 11
A congress that once offered a forum for all African ornithologists has been dealt a crippling blow by politics. African birds and those who study them are the losers.
T. M. Crowe
doi:10.1038/338011a0
PDF (277K)
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| | News and Views |  |
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| | How to say sorry graciously 13
Mistakes will happen, so that retractions will continue to be necessary. Two physicists have now produced a model of how the task should be tackled.
John Maddox
doi:10.1038/338013a0
PDF (132K)
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| | Initiation of recombination 14
J. R. S. Fincham & P. Oliver
doi:10.1038/338014a0
References | PDF (276K)
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| | Cold waters and hot summers 15
Jerome Namias
doi:10.1038/338015a0
References | PDF (293K)
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| | Detecting density dependence in imaginary worlds 16
Robert M. May
doi:10.1038/338016a0
References | PDF (289K)
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| | 100 years ago the darkness of London air 17
doi:10.1038/338017a0
PDF (146K)
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| | Big whorls do have little whorls 18
Ian Stewart
doi:10.1038/338018a0
PDF (290K)
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| | Guanylate cyclases send out new signals 18
Peter Newmark
doi:10.1038/338018b0
References | PDF (139K)
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| | Tales of a lost magma ocean 19
Laura Garwin
doi:10.1038/338019a0
PDF (292K)
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| | Surface segregation of blends 20
A. M. Donald
doi:10.1038/338020a0
References | PDF (278K)
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| | Why do plants produce so many more ovules than seeds? 21
Deborah Charlesworth
doi:10.1038/338021a0
References | PDF (283K)
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| | Surprising damp 22
David Jones
doi:10.1038/338022a0
PDF (147K)
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| | Scientific Correspondence | |
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| | The pulsar inside SN1987A 23
M. SALVATI, F. PACINI & R. BANDIERA
doi:10.1038/338023a0
References | PDF (156K)
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| | Hair light guide 23
J. WELLS
doi:10.1038/338023b0
PDF (156K)
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| | DNA helical repeats 24
ANDRZEJ STASIAK, CLAUDE WEBER & JACQUES DUBOCHET
doi:10.1038/338024a0
PDF (138K)
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| | DNA helical repeats 24
STEVEN A. WASSERMAN, NICHOLAS R. COZZARELLI & JAMES H. WHITE
doi:10.1038/338024b0
References | PDF (138K)
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| | Cystic fibrosis 24
MARTIN FARRALL & PETER J. SCAMBLER
doi:10.1038/338024c0
References | PDF (138K)
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| | Unhealthy genes 24
BJøRN GRINDE
doi:10.1038/338024d0
PDF (138K)
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| | Book Reviews | |
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| | The rich and the irradiated 25
Daniel J. Kevles reviews Uranium Frenzy: Boom and Bust on the Colorado Plateau.
by
Raye C. Ringholz
doi:10.1038/338025a0
PDF (324K)
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| | In his own time 26
Mark Ridley reviews The Non-Darwinian Revolution: Reinterpreting a Historical Myth.
by
Peter J. Bowler
doi:10.1038/338026a0
PDF (144K)
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| | Into the fishy business 27
J. H. S. Blaxter reviews The Provident Sea.
by
D. H. Cushing
doi:10.1038/338027a0
PDF (145K)
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| | The Great Dane 27
H. B. G. Casimir reviews Harmony and Unity: The Life of Niels Bohr.
by
Niels Blaedel
doi:10.1038/338027b0
PDF (289K)
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| | Wholesome ideals 28
P. W. Atkins reviews Science, Order and Creativity.
by
David Bohm & F. David Peat
doi:10.1038/338028a0
PDF (145K)
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| | Review Article | |
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| | Geochemical implications of the formation of the Moon by a single giant impact 29
Horton E. Newsom & Stuart Ross Taylor
doi:10.1038/338029a0
Abstract & References | PDF (692K)
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| | Articles |  |
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| | An initiation site for meiotic gene conversion in the yeast Saccharomyces cerevisiae 35
Alain Nicolas, Douglas Treco, Neil P. Schultes & Jack W. Szostak
doi:10.1038/338035a0
Abstract & References | PDF (582K)
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| | Transcription activation by the adenovirus E1a protein 39
James W. Lillie & Michael R. Green
doi:10.1038/338039a0
Abstract & References | PDF (630K)
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| | Letters | |
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| | Bars within bars: a mechanism for fuelling active galactic nuclei 45
Isaac Shlosman, Juhan Frank & Mitchell C. Begelman
doi:10.1038/338045a0
First paragraph & References | PDF (413K)
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| | A global assessment of natural sources of atmospheric trace metals 47
Jerome O. Nriagu
doi:10.1038/338047a0
First paragraph & References | PDF (377K)
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| | Studies of static magnetic order in electron-superconductors and their parent compounds 49
G. M. Luke, B. J. Sternlieb, Y. J. Uemura, J. H. Brewer, R. Kadono, R. F. Kiefl, S. R. Kreitzman, T. M. Riseman, J. Gopalakrishnan, A. W. Sleight, M. A. Subramanian, S. Uchida, H. Takagi & Y. Tokura
doi:10.1038/338049a0
First paragraph & References | PDF (332K)
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| | Wavelet analysis of turbulence reveals the multifractal nature of the Richardson cascade 51
F. Argoul, A. Arnéodo, G. Grasseau, Y. Gagne, E. J. Hopfinger & U. Frisch
doi:10.1038/338051a0
First paragraph & References | PDF (387K)
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| | The 1988 US drought linked to anomalous sea surface temperature 54
T. N. Palmer &  . Brankovi
doi:10.1038/338054a0
First paragraph & References | PDF (466K)
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| | Organic geochemical evidence for global fires at the Cretaceous/Tertiary boundary 57
M. I. Venkatesan & J. Dahl
doi:10.1038/338057a0
First paragraph & References | PDF (531K)
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| | Graphitized diamonds from a peridotite massif in Morocco and implications for anomalous diamond occurrences 60
D. G. Pearson, G. R. Davies, P. H. Nixon & H. J. Milledge
doi:10.1038/338060a0
First paragraph & References | PDF (433K)
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| | Coagulation on bubbles allows microbial respiration of oceanic dissolved organic carbon 63
Paul E. Kepkay & Bruce D. Johnson
doi:10.1038/338063a0
First paragraph & References | PDF (312K)
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| | Developmental failure and loss of reproductive capacity in the rare palaeoendemic shrub Dedeckera eurekensis
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Delbert Wiens, Daniel L. Nickrent, Cedric I. Davern, Clyde L. Calvin & Nancy J. Vivrette
doi:10.1038/338065a0
First paragraph & References | PDF (352K)
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| | The ninaA gene required for visual transduction in Drosophila encodes a homologue of cyclosporin A-binding protein 67
Bih-Hwa Shieh, Mark A. Stamnes, Suzanne Seavello, Greg L. Harris & Charles S. Zuker
doi:10.1038/338067a0
First paragraph & References | PDF (526K)
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| | Identification of a photoreceptor-specific mRNA encoded by the gene responsible for retinal degeneration slow (rds) 70
Gabriel H. Travis, Miles B. Brennan, Patria E. Danielson, Christine A. Kozak & J. Gregor Sutcliffe
doi:10.1038/338070a0
First paragraph & References | PDF (566K)
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| | Does T-cell tolerance require a dedicated antigen-presenting cell? 74
Polly Matzinger & Sylvie Guerder
doi:10.1038/338074a0
First paragraph & References | PDF (337K)
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| | Positive selection of CD4-CD8+ T cells in the thymus of normal mice 76
Juan Carlos Zuñiga-Pflucker, Dan L. Longo & Ada M. Kruisbeek
doi:10.1038/338076a0
First paragraph & References | PDF (386K)
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| | A membrane form of guanylate cyclase is an atrial natriuretic peptide receptor 78
Michael Chinkers, David L. Garbers, Ming-Shi Chang, David G. Lowe, Hemin Chin, David V. Goeddel & Stephanie Schulz
doi:10.1038/338078a0
First paragraph & References | PDF (715K)
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| | Molecular cloning and characterization of an insulin-regulatable glucose transporter 83
David E. James, Marilyn Strube & Mike Muecdler
doi:10.1038/338083a0
First paragraph & References | PDF (644K)
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| | Double-strand breaks at an initiation site for meiotic gene conversion 87
Hong Sun, Douglas Treco, Neil P. Schultes & Jack W. Szostak
doi:10.1038/338087a0
First paragraph & References | PDF (507K)
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| | Product Reviews | |
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| | Countercurrent chromatography meets MS 91
Interfacing countercurrent chromatography with thermospray mass spectrometry provides a new analytical tool for detecting nonvolatile, hydrophilic or thermally unstable bioactive natural products.
Y.-W. Lee & R. D. Voyksner
doi:10.1038/338091a0
References | PDF (267K)
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| | Pittsburgh preview 92
The Pittsburgh Conference will live up to its reputation as one of the largest scientific exhibitions when the doors open in Atlanta, Georgia next week on new products from over 800 companies.
doi:10.1038/338092a0
PDF (1,052K)
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| | Employment | |
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| | Move the work or move the people? 98
Pressures on the crowded and expensive south-east corner of England are leading to 'satellite offices' and longdistance commuting. Many companies see relocation as the only answer.
Richard Pearson
doi:10.1038/338098a0
References | PDF (126K)
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