| | Opinion |  |
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| | Tomorrow's conundrum of Europe 599
Excitement over developments in Eastern Europe should be moderated by a recognition of the chauvinistic dangers that it brings. What Europe needs is a moratorium on boundary changes. German reunification is best postponed.
doi:10.1038/342599a0
PDF (121K)
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| | Uranium bites dust 600
The British government seems bent on letting past investments in nuclear power be wasted.
doi:10.1038/342600a0
PDF (130K)
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| | Generating physicists 600
A British minister hopes that compulsory physics will make more physicists, but he could be wrong.
doi:10.1038/342600b0
PDF (130K)
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| | News | |
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| | Back to the drawing board for Yucca Mountain repository 601
Seth Shulman
doi:10.1038/342601a0
PDF (145K)
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| | Switzerland knocking on the door 601
David Swinbanks
doi:10.1038/342601b0
PDF (145K)
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| | How the earth moved. . . 602
Robert Buderi
doi:10.1038/342602a0
PDF (147K)
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| | . . . and the pollution didn't 602
Robert Buderi
doi:10.1038/342602b0
PDF (147K)
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| | Public debates on ethics 603
Christine McGourty
doi:10.1038/342603a0
PDF (148K)
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| | Changes for science, but for how long? 603
Ricardo Bonalume Neto
doi:10.1038/342603b0
PDF (148K)
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| | Copyright vs patents for software 604
Christine McGourty
doi:10.1038/342604a0
PDF (152K)
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| | Late award reveals problems 604
David Swinbanks
doi:10.1038/342604b0
PDF (152K)
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| | Science budget falling behind 605
Michael Cherry
doi:10.1038/342605a0
PDF (151K)
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| | Arianespace forced to twiddle thumbs 605
Peter Coles
doi:10.1038/342605b0
PDF (151K)
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| | Technical studies to be compulsory 605
Tania Ewing
doi:10.1038/342605c0
PDF (151K)
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| | Solar max falls at last 605
David Lindley
doi:10.1038/342605d0
PDF (151K)
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| | Grappling with dirty past 606
Steven Dickman
doi:10.1038/342606a0
PDF (147K)
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| | Reformation of advisory board urged 606
Christine McGourty
doi:10.1038/342606b0
PDF (147K)
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| | An old-fashioned love-song 606
David Swinbanks
doi:10.1038/342606c0
PDF (147K)
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| | NASA outlines path to Mars 607
Christine McGourty
doi:10.1038/342607a0
PDF (148K)
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| | Too many cooks preserve diversity 607
David Lindley
doi:10.1038/342607b0
PDF (148K)
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| | Belgium joins EMBL 607
Steven Dickman
doi:10.1038/342607c0
PDF (148K)
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| | Correspondence | |
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| | Fair shares for Japanese 608
YASUSHI SAOTOME
doi:10.1038/342608a0
PDF (147K)
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| | Fair shares for Japanese 608
YASUO KAGAWA
doi:10.1038/342608b0
PDF (147K)
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| | Don't blame us 608
ROBERT JACKSON
doi:10.1038/342608c0
PDF (147K)
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| | Creative force? 608
K. P. APPLEBY
doi:10.1038/342608d0
PDF (147K)
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| | Commentary |  |
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| | The great gene shears story 609
Nature has been in hot water in Australia for supposedly misreporting the prospects for a new technique of genetic manipulation. The truth is more interesting and complicated than Nature (and many Australians) know.
John Maddox
doi:10.1038/342609a0
PDF (687K)
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| | News and Views |  |
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| | Magma transport through dykes 614
Greg A. Valentine
doi:10.1038/342614a0
References | PDF (258K)
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| | The pushy ways of a parasite 615
John E. Donelson & Alice B. Fulton
doi:10.1038/342615a0
References | PDF (280K)
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| | Deep trouble for climate change 616
N. J. Shackleton
doi:10.1038/342616a0
References | PDF (277K)
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| | Getting into the groove 617
Peter Parham
doi:10.1038/342617a0
References | PDF (278K)
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| | The Big Bang's magic number 619
Frank Close
doi:10.1038/342619a0
References | PDF (144K)
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| | New ideas for the melting pot 619
Robert W. Cahn
doi:10.1038/342619b0
References | PDF (282K)
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| | A finger on brain receptors 620
Charles F. Stevens
doi:10.1038/342620a0
References | PDF (285K)
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| | 100 years ago: Early Egyptian civilization 621
doi:10.1038/342621a0
PDF (147K)
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| | Effects of increased ultraviolet 621
T. E. Graedel
doi:10.1038/342621b0
PDF (287K)
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| | Air of longevity 622
David Jones
doi:10.1038/342622a0
PDF (156K)
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| | Scientific Correspondence | |
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| | Pneumologists breathe easy 623
M. PAIVA
doi:10.1038/342623a0
References | PDF (152K)
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| | PCR origins 623
JEFFREY S. PRICE
doi:10.1038/342623b0
PDF (152K)
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| | Similarity in membrane proteins 624
ADAM R. F. RODAWAY, MICHAEL J. E. STERNBERG & DAVID L. BENTLEY
doi:10.1038/342624a0
References | PDF (144K)
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| | Retrocitation 624
HOWARD M. TEMIN
doi:10.1038/342624b0
References | PDF (144K)
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| | What are males good for? 624
MICHAEL R. CONOVER
doi:10.1038/342624c0
References | PDF (284K)
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| | Embryo and seed abortion in plants 625
K. S. BAWA, S. G. HEDGE, K. N. GANESHAIAH & R. UMA SHAANKER
doi:10.1038/342625a0
References | PDF (156K)
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| | Embryo and seed abortion in plants 625
DEBORAH CHARLESWORTH
doi:10.1038/342625b0
References | PDF (293K)
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| | Embryo and seed abortion in plants 626
D. WIENS, E. J. KING, D. L. NICKRENT, C. L. CALVIN & N. L. VIVRETTE
doi:10.1038/342626a0
References | PDF (153K)
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| | Book Reviews | |
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| | Anatomy of a conflict 627
Shepard Krech III reviews Archaeological Perspectives on the Battle of the Little Bighorn
By
Douglas D. Scott, Richard A. Fox Jr, Melissa A. Connor & Dick Harmon
doi:10.1038/342627a0
PDF (187K)
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| | Keeping them up in the air 628
Thomas A. McMahon reviews Bird Flight Performance: A Practical Calculation Manual
By
C. J. Pennycuick
doi:10.1038/342628a0
PDF (205K)
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| | On the wing 628
doi:10.1038/342628b0
PDF (205K)
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| | Moving with the times 629
Richard Taylor reviews Vogel's Textbook of Practical Organic Chemistry, 5th edn.
Revised by
B. S. Furniss, A. J. Hannaford, P. W. G. Smith & A. R. Tatchell
doi:10.1038/342629a0
PDF (150K)
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| | Rules of conduct 629
John Tyler Bonner reviews Dynamic Structures in Biology
Edited by
Brian Goodwin, Atuhiro Sibatani & Gerald Webster
doi:10.1038/342629b0
PDF (291K)
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| | New development 630
Tim Hunt reviews Genes and Embryos
Edited by
D. M. Glover & B. D. Hames
doi:10.1038/342630a0
PDF (157K)
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| | Review Article | |
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| | Chemical asymmetric synthesis 631
John M. Brown & Stephen G. Davies
doi:10.1038/342631a0
Abstract & References | PDF (513K)
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| | Articles |  |
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| | A 17,000-year glacio-eustatic sea level record: influence of glacial melting rates on the Younger Dryas event and deep-ocean circulation 637
Richard G. Fairbanks
doi:10.1038/342637a0
Abstract & References | PDF (601K)
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| | Cloning by functional expression of a member of the glutamate receptor family 643
Michael Hollmann, Anne O'Shea-Greenfield, Scott W. Rogers & Stephen Heinemann
doi:10.1038/342643a0
Abstract & References | PDF (660K)
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| | Structure of the core and central channel of bacterial flagella 648
Keiichi Namba, Ichiro Yamashita & Ferenc Vonderviszt
doi:10.1038/342648a0
Abstract & References | PDF (854K)
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| | Letters | |
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| | Enhanced shock acceleration in relativistic jets and cosmic ray origin in active galactic nuclei 654
J. J. Quenby & R. Lieu
doi:10.1038/342654a0
First paragraph & References | PDF (326K)
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| | Does mass accretion lead to field decay in neutron stars? 656
N. Shibazaki, T. Murakami, J. Shaham & K. Nomoto
doi:10.1038/342656a0
First paragraph & References | PDF (353K)
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| | A hierarchy of catastrophes as a succession of stability limits for the crystalline state 658
J. L. Tallon
doi:10.1038/342658a0
First paragraph & References | PDF (339K)
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| | Interhemispheric asymmetry in climate response to a gradual increase of atmospheric CO2
660
R. J. Stouffer, S. Manabe & K. Bryan
doi:10.1038/342660a0
First paragraph & References | PDF (361K)
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| | Cause of sulphate attack on concrete, render and stone indicated by sulphur isotope ratios 663
K. Pye & N. Schiavon
doi:10.1038/342663a0
First paragraph & References | PDF (219K)
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| | Thermal control of basaltic fissure eruptions 665
Paul M. Bruce & Herbert E. Huppert
doi:10.1038/342665a0
First paragraph & References | PDF (316K)
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| | Hydrothermal plumes along the North Fiji Basin spreading axis 667
Yukihiro Nojiri, Jun-ichiro Ishibashi, Takayoshi Kawai, Akira Otsuki & Hitoshi Sakai
doi:10.1038/342667a0
First paragraph & References | PDF (392K)
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| | An unusual hopane biodegradation sequence in tar sands from the Pt Arena (Monterey) Formation 670
A. G. Requejo & H. I. Halpern
doi:10.1038/342670a0
First paragraph & References | PDF (453K)
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| | Bacterial mats from Crater Lake, Oregon and their relationship to possible deep-lake hydrothermal venting 673
Jack Dymond, Robert W. Collier & Mary E. Watwood
doi:10.1038/342673a0
First paragraph & References | PDF (472K)
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| | The earliest known reptile 676
T. R. Smithson
doi:10.1038/342676a0
First paragraph & References | PDF (364K)
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| | Evidence from aphasia for the role of proper names as pure referring expressions 678
Carlo Semenza & Marina Zettin
doi:10.1038/342678a0
First paragraph & References | PDF (253K)
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| | Analysis of fusion gene and encoded photopigment of colour-blind humans 679
Jay Neitz, Maureen Neitz & Gerald H. Jacobs
doi:10.1038/342679a0
First paragraph & References | PDF (459K)
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| | Characterization of a naturally processed MHC class II-restricted T-cell determinant of hen egg lysozyme 682
S. Demotz, H. M. Grey, E. Appella & A. Sette
doi:10.1038/342682a0
First paragraph & References | PDF (351K)
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| | Sequence and expression of a frog brain complementary DNA encoding a kainate-binding protein 684
Keiji Wada, Claude J. Dechesne, Shunichi Shimasaki, Ron G. King, Kiyoshi Kusano, Andres Buonanno, David R. Hampson, Carl Banner, Robert J. Wenthold & Yoshihiro Nakatani
doi:10.1038/342684a0
First paragraph & References | PDF (673K)
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| | Molecular structure of the chick cerebellar kainate-binding subunit of a putative glutamate receptor 689
Paul Gregor, Itzchak Mano, Iiana Maoz, Michael McKeown & Vivian I. Teichberg
doi:10.1038/342689a0
First paragraph & References | PDF (490K)
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| | Specificity pockets for the side chains of peptide antigens in HLA-Aw68 692
T. P. J. Garrett, M. A. Saper, P. J. Bjorkman, J. L. Strominger & D. C. Wiley
doi:10.1038/342692a0
First paragraph & References | PDF (727K)
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| | Limited receptor repertoire in a mycobacteria-reactive subset of   T lymphocytes 696
Mary Pat Happ, Ralph T. Kubo, Ed Palmer, Willi K. Born & Rebecca L. O'Brien
doi:10.1038/342696a0
First paragraph & References | PDF (373K)
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| | The colony stimulating factor-1 receptor associates with and activates phosphatidylinositol-3 kinase 699
Lyuba Varticovski, Brian Druker, Deborah Morrison, Lewis Cantley & Thomas Roberts
doi:10.1038/342699a0
First paragraph & References | PDF (470K)
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| | Differential expression of genes encoding  ,  and  retinoic acid receptors and CRABP in the developing limbs of the mouse 702
Pascal Dollé, Esther Ruberte, Philippe Kastner, Martin Petkovich, Carol M. Stoner, Lorraine J. Gudas & Pierre Chambon
doi:10.1038/342702a0
First paragraph & References | PDF (716K)
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| | Mutations in the p53 gene occur in diverse human tumour types 705
Janice M. Nigro, Suzanne J. Baker, Antonette C. Preisinger, J. Milburn Jessup, Richard Hosteller, Karen Cleary, Sandra H. Signer, Nancy Davidson, Stephen Baylin, Peter Devilee, Thomas Glover, Francis S. Collins, Ainsley Weslon, Rama Modali, Curtis C. Harris & Bert Vogelstein
doi:10.1038/342705a0
First paragraph & References | PDF (491K)
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| | Putative transcription activator with alternative isoforms encoded by human ZFX gene 708
Ansbert Schneider-Gädicke, Peggy Beer-Romero, Laura G. Brown, Graeme Mardon, Shiuh-Wen Luoh & David C. Page
doi:10.1038/342708a0
First paragraph & References | PDF (479K)
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| | PDGF induction of tyrosine phosphorylation of GTPase activating protein 711
Christopher J. Molloy, Donald P. Bottaro, Timothy P. Fleming, Mark S. Marshall, Jackson B. Gibbs & Stuart A. Aaronson
doi:10.1038/342711a0
First paragraph & References | PDF (538K)
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| | Sequence-specific RNA binding by the HIV-1 Rev protein 714
Maria L. Zapp & Michael R. Green
doi:10.1038/342714a0
First paragraph & References | PDF (414K)
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| | New on the Market | |
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| | Pre-Christmas product selection 717
A gel elutor for extracting nucleic acids or protein, a cryopreservation system for freezing/thawing mouse embryos and a neurotoxicological evaluation service based on the leech brain are just a few of the products outlined below.
Diane Gershon
doi:10.1038/342717a0
PDF (452K)
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| | EMPLOYMENT | |
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| | Can student numbers be doubled? 720
The reduced numbers of students In higher education likely to result from demographic changes in the 1990s will have to be countered by changes in attainment and participation rates.
Richard Pearson
doi:10.1038/342720a0
References | PDF (136K)
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