| | Opinion |  |
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| | Alarm, but little action, on population 379
Sooner or later, governments whose populations are still growing quickly will find themselves exposed to external pressures, on the principle that the world's growth is of general concern.
doi:10.1038/362379a0
PDF (123K)
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| | Assessment works 379
Tokyo University has done well to embark on external assessment of its physics department
doi:10.1038/362379b0
PDF (245K)
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| | Religious study 380
The University of Cambridge should have thought harder before accepting a donation joining science and theology.
doi:10.1038/362380a0
PDF (139K)
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| | News | |
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| | Japanese stimulus package includes billions for computers 381
David Swinbanks
doi:10.1038/362381a0
PDF (169K)
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| | German education summit planned 381
Alison Abbott
doi:10.1038/362381b0
PDF (169K)
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| | NSF does well, NIH does not in Clinton's 1994 budget 382
Jeffrey Mervis
doi:10.1038/362382a0
PDF (168K)
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| | NIH plans to begin AIDS drug trials at earlier stage 382
Colin Macilwain
doi:10.1038/362382b0
PDF (168K)
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| | Britain funds taxonomy studies 383
David Dickson
doi:10.1038/362383a0
PDF (191K)
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| | Britain to help coal centre develop cleaner technologies 383
David Dickson
doi:10.1038/362383b0
PDF (191K)
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| | Panel criticizes South African advisory councils, priorities 384
Michael Cherry
doi:10.1038/362384a0
PDF (331K)
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| | South Africa admits to having six bombs 384
Michael Cherry
doi:10.1038/362384b0
PDF (331K)
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| | SSC detector collaborators shun financial commitment 385
Jeffrey Mervis, David Dickson & David Swinbanks
doi:10.1038/362385a0
PDF (133K)
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| | SERC broadens its role in support of industry 386
David Dickson
doi:10.1038/362386a0
PDF (150K)
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| | OTA panel opens inquiry into patenting of genes 386
Colin Macilwain
doi:10.1038/362386b0
PDF (150K)
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| | Panel suggests big changes at Japan's leading university 387
David Swinbanks
doi:10.1038/362387a0
PDF (156K)
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| | Indian scientists decry favouritism of research system 387
K. S. Jayaraman
doi:10.1038/362387b0
PDF (158K)
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| | Correspondence | |
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| | What goals for UK science? 388
Alan Berman
doi:10.1038/362388a0
PDF (144K)
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| | Still second class 388
Peter H. Fitzgerald
doi:10.1038/362388b0
PDF (144K)
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| | SI units explained 388
O. W. van Assendelft
doi:10.1038/362388c0
References | PDF (144K)
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| | Beyond belief 388
Ralph Estling
doi:10.1038/362388d0
PDF (144K)
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| | Whale numbers in dispute 389
Lars Walløe
doi:10.1038/362389a0
References | PDF (146K)
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| | Save the amber 389
Forrest M. Mims III
doi:10.1038/362389b0
PDF (146K)
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| | Rall's farewell to Frontiers 390
Joseph Edward Rail
doi:10.1038/362390a0
PDF (149K)
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| | Absolute truths 390
John Byl
doi:10.1038/362390b0
PDF (149K)
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| | Music of the stars 390
David Blair
doi:10.1038/362390c0
PDF (149K)
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| | Science in California | |
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| | After the Gold Rush 391
California, at the forefront in science and technology, now has to cope wit the consequences of its success in lean times.
doi:10.1038/362391a0
PDF (221K)
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| | Unlawful entry 392
doi:10.1038/362392a0
PDF (176K)
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| | Women and children first 392
doi:10.1038/362392b0
PDF (176K)
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| | Can they do it again? 393
doi:10.1038/362393a0
PDF (154K)
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| | Crash and burn 393
doi:10.1038/362393b0
PDF (154K)
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| | Insurmountable opportunities 394
doi:10.1038/362394a0
PDF (435K)
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| | The Cal factor 394
doi:10.1038/362394b0
PDF (303K)
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| | Technology transfer 395
doi:10.1038/362395a0
PDF (149K)
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| | I want a new drug 396
doi:10.1038/362396a0
PDF (225K)
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| | Clone your own legend 397
doi:10.1038/362397a0
PDF (189K)
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| | Adventure capital 397
doi:10.1038/362397b0
PDF (189K)
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| | Standing on shaky ground 398
doi:10.1038/362398a0
PDF (226K)
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| | In a state of shock 398
doi:10.1038/362398b0
PDF (424K)
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| | Ringing the changes 399
doi:10.1038/362399a0
PDF (216K)
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| | Talk of the town 400
doi:10.1038/362400a0
PDF (159K)
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| | At the zoo ... 400
doi:10.1038/362400b0
PDF (159K)
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| | A night on Palomar Mountain 401
doi:10.1038/362401a0
PDF (219K)
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| | Oxbridge-on-Sea 401
doi:10.1038/362401b0
PDF (219K)
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| | Salkitecture 401
doi:10.1038/362401c0
PDF (219K)
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| | April come she will 402
doi:10.1038/362402a0
PDF (184K)
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| | A circle of fire 402
doi:10.1038/362402b0
PDF (344K)
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| | Disk drives, hard times 403
doi:10.1038/362403a0
PDF (178K)
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| | Recipes for primaeval soup 403
doi:10.1038/362403b0
PDF (178K)
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| | The mackerel experiment 404
doi:10.1038/362404a0
PDF (219K)
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| | Beating around the bomb 404
doi:10.1038/362404b0
PDF (427K)
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| | First contact 405
doi:10.1038/362405a0
PDF (225K)
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| | Appetite for destruction 406
doi:10.1038/362406a0
PDF (216K)
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| | Vital signs 406
doi:10.1038/362406b0
PDF (216K)
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| | News and Views |  |
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| | Refining models of nuclear matter 407
The general expectation that the structure of the dense substance of a neutron star would be surprising has been more than outdone by speculations, but the nuclear data are not yet good enough to tell just what happens.
John Maddox
doi:10.1038/362407a0
PDF (148K)
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| | The end of the beginning 408
Peter Little
doi:10.1038/362408a0
References | PDF (330K)
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| | Seismology makes waves 409
Jørgen Christensen-Dalsgaard
doi:10.1038/362409a0
References | PDF (306K)
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| | That vaccine passes a trial 410
F. E. G. Cox
doi:10.1038/362410a0
References | PDF (150K)
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| | Dorian Gray mice 411
Robin A. Weiss
doi:10.1038/362411a0
References | PDF (147K)
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| | Molecule, assemble thyself! 412
Edwin C. Constable
doi:10.1038/362412a0
References | PDF (404K)
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| | Better cells for brain repair 414
Anders Björklund
doi:10.1038/362414a0
References | PDF (315K)
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| | Dust from outer space 415
Joseph A. Burns
doi:10.1038/362415a0
References | PDF (298K)
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| | Floating goats 416
David Jones
doi:10.1038/362416a0
PDF (133K)
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| | Scientific Correspondence | |
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| | What makes popcorn pop 417
W. J. da Silva, B. C. Vidal, M. E. Q. Martins, H. Vargas, C. Pereira , M. Zerbetto & Luiz C. M. Miranda
doi:10.1038/362417a0
References | PDF (177K)
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| | Sperm costs and lifespan 417
Markus Frischknecht & Claus Wedekind
doi:10.1038/362417b0
PDF (302K)
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| | Sperm costs and lifespan 418
Wayne A. Van Voorhies
doi:10.1038/362418a0
References | PDF (142K)
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| | Aluminium in Alzheimer's? 418
Paul F. Good & Daniel P. Perl
doi:10.1038/362418b0
References | PDF (142K)
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| | Maker's mark 418
Michael Dalrymple & Ian Garner
doi:10.1038/362418c0
PDF (142K)
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| | Book Reviews |  |
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| | Eye, brain and vision 419
Stuart Sutherland reviews Vision and Visual Dysfunction
General editor:
John Cronly-Dillon
doi:10.1038/362419a0
PDF (334K)
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| | Readings on cognition 419
doi:10.1038/362419b0
PDF (209K)
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| | Bonny baby 420
J. R. Fozard reviews Glaxo: A History to 1962
by
R. P. T. Davenport-HJnes & Judy Slinn
doi:10.1038/362420a0
PDF (142K)
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| | Unborn interest 421
Mary Warnock reviews Life Before Birth: The Moral and Legal Status of Embryos and Fetuses
by
Bonnle Steinbeck
doi:10.1038/362421a0
PDF (246K)
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| | Ethics and research 421
doi:10.1038/362421b0
PDF (246K)
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| | Worlds apart 421
Clifford A. Pickover reviews Mirror Worlds
by
D. Gelernter, B. Sherman, P. Judkins & B. Woolley
doi:10.1038/362421c0
PDF (387K)
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| | Wire taps 422
Orlando Belpaese reviews The Bohr-Einstein Transcripts
Edited by
T. J. Gschäftlhuber
doi:10.1038/362422a0
PDF (159K)
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| | Article |  |
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| | The opioid peptide dynorphin mediates heterosynaptic depression of hippocampal mossy fibre synapses and modulates long-term potentiation 423
Marc G Weisskopf, Robert A Zalutsky & Roger A Nicoll
doi:10.1038/362423a0
Abstract & References | PDF (532K)
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| | Letters | |
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| | Discovery of Jovian dust streams and interstellar grains by the Ulysses spacecraft 428
E. Grün, H. A. Zook, M. Baguhl, A. Balogh, S. J. Bame, H. Fechtig, R. Forsyth, M. S. Manner, M. Horanyi, J. Kissel, B.-A. Lindblad, D. Linkert, G. Linkert, I. Mann, J. A. M. McDonnell, G. E. Morfill, J. L. Phillips, C. Polanskey, G. Schwehm, N. Siddique, P. Staubach, J. Svestka & A. Taylor
doi:10.1038/362428a0
First paragraph & References | PDF (349K)
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| | Time−distance helioseismology 430
T. L. Duvall Jr, S. M. Jeffferies, J. W. Harvey & M. A. Pomerantz
doi:10.1038/362430a0
First paragraph & References | PDF (362K)
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| | Increased transition temperature in superconducting Na2CsC60 by intercalation of ammonia 433
O. Zhou, R. M. Fleming, D. W. Murphy, M. J. Rosseinsky, A. P. Ramirez, R. B. van Dover & R. C. Haddon
doi:10.1038/362433a0
First paragraph & References | PDF (387K)
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| | Computer simulation of hydrogen embrittlement in metals 435
W. Zhong, Y. Cai & D. Tománek
doi:10.1038/362435a0
First paragraph & References | PDF (398K)
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| | Determination of soil exchangeable-cation loss and weathering rates using Sr isotopes 438
Eric K. Miller, Joel D. Blum & Andrew J. Friedland
doi:10.1038/362438a0
First paragraph & References | PDF (428K)
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| | Evidence from hafnium isotopes for ancient sub-oceanic mantle beneath the Rio Grande rift 441
Clark M. Johnson & Brian L. Beard
doi:10.1038/362441a0
First paragraph & References | PDF (474K)
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| | Evolutionary significance of introgressive hybridization in cyprinid fishes 444
Thomas E. Dowling & Bruce D. DeMarais
doi:10.1038/362444a0
First paragraph & References | PDF (336K)
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| | Agrobacterium conjugation and gene regulation by N-acyl-L-homoserine lactones 446
Lianhui Zhang, Peter J. Murphy, Allen Kerr & Max E. Tate
doi:10.1038/362446a0
First paragraph & References | PDF (352K)
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| | Conjugation factor of Agrobacterium tumefaciens regulates Ti plasmid transfer by autoinduction 448
Kevin R. Piper, Susanne Beck von Bodman & Stephen K. Farrand
doi:10.1038/362448a0
First paragraph & References | PDF (363K)
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| | Long-term correction of rat model of Parkinson's disease by gene therapy 450
Shoushu Jiao, Vladimir Gurevich & Jon A. Wolff
doi:10.1038/362450a0
First paragraph & References | PDF (501K)
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| | Repair of demyelinated lesions by transplantation of purified 0-2A progenitor cells 453
A. K. Groves, S. C. Barnett, R. J. M. Franklin, A. J. Crang, M. Mayer, W. F. Blakemore & M. Noble
doi:10.1038/362453a0
First paragraph & References | PDF (501K)
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| | Regulation of apical transport in epithelial cells by a Gsclass of heterotrimeric G protein 456
Sanjay W. Pimplikar & Kai Simons
doi:10.1038/362456a0
First paragraph & References | PDF (424K)
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| | Infection of natural killer cells by human herpesvirus 6 458
Paolo Lusso, Mauro S. Malnati, Alfredo Garzino-Demo, Richard W. Crowley, Eric O. Long & Robert C. Gallo
doi:10.1038/362458a0
First paragraph & References | PDF (685K)
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| | Oncogene ect2 is related to regulators of small GTP-binding proteins 462
Toru Miki, Cheryl L. Smith, Jason E. Long, Alessandra Eva & Timothy P. Fleming
doi:10.1038/362462a0
First paragraph & References | PDF (569K)
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| | Erythroid transcription factor GATA-1 is abundantly transcribed in mouse testis 466
Etsuro Ito, Tsutomu Toki, Hajime Ishihara, Haruo Ohtani, Lin Gu, Masaru Yokoyama, James Douglas Engel & Masayuki Yamamoto
doi:10.1038/362466a0
First paragraph & References | PDF (503K)
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| | Three-dimensional cryo-electron microscopy of the calcium ion pump in the sarcoplasmic reticulum membrane 469
Chikashi Toyoshima, Hiroyuki Sasabe & David L. Stokes
doi:10.1038/362469a0
First paragraph & References | PDF (594K)
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| | Heterodimerization of the Drosophila ecdysone receptor with retinoid X receptor and ultraspiracle
471
Helen E. Thomas, Hendrik G. Stunnenberg & A. Francis Stewart
doi:10.1038/362471a0
First paragraph & References | PDF (710K)
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| | TFIIIC relieves repression of U6 snRNA transcription by chromatin 475
Anne-Fran¸oise Burnol, Florence Margottin, Janine Huet, Geneviève Almouzni, Marie-Noëlle Prioleau, Marcel Méchali & André Sentenac
doi:10.1038/362475a0
First paragraph & References | PDF (413K)
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| | nature genetics | |
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| | Protection and susceptibility 478
The association between insulin-dependent diabetes mellitus and HLA is fearsomely complicated. But powerful techniques are being brought to bear on the problem.
Kevin Davies
doi:10.1038/362478a0
References | PDF (167K)
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| | Product Review | |
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| | Californian sampler 479
This week's crop of new products from manufacturers in California includes a data acquisition system for the personal computer, an assortment of monoclonal antibodies and a UV-visible spectroscopy system
Diane Gershon
doi:10.1038/362479a0
PDF (328K)
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