| | Opinion |  |
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| | Surrogacy falsely in the dock 83
A single case of surrogate motherhood seems about to stampede the British government into hasty legislation on human embryology. It should think again.
doi:10.1038/313083a0
PDF (135K)
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| | British space agency? 84
If the British research councils can no longer afford space research, who will pick up the tab?
doi:10.1038/313084a0
PDF (146K)
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| | Management is best 84
The British government's wish to get rid of poor teachers is not a substitute for good management.
doi:10.1038/313084b0
PDF (141K)
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| | News | |
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| | Ten-metre telescope: Caltech wins funds for largest instrument 85
Sandra Blakeslee
doi:10.1038/313085a0
PDF (139K)
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| | Biotechnology regulation: White House holds the ring 85
Tim Beardsley
doi:10.1038/313085b0
PDF (139K)
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| | Nuclear weapons test: Australian inquiry in London 86
Susan Watts
doi:10.1038/313086a0
PDF (146K)
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| | South pacific tests: Mitterrand in the dingo-house 86
Robert Walgate
doi:10.1038/313086b0
PDF (146K)
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| | French research: All civil servants now 87
Robert Walgate
doi:10.1038/313087a0
PDF (137K)
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| | AIDS tests alarm blood banks 87
Stephen Budiansky
doi:10.1038/313087b0
PDF (137K)
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| | North korea: Home science seems best 87
Vera Rich
doi:10.1038/313087c0
PDF (137K)
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| | US research ships: Naval build-up in prospect 88
Stephen Budiansky
doi:10.1038/313088a0
PDF (144K)
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| | Bacterial boycott: Strains withheld from Soviets 88
Stephen Budiansky
doi:10.1038/313088b0
PDF (144K)
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| | US nuclear power: Diablo Canyon at full power 89
Tim Beardsley
doi:10.1038/313089a0
PDF (143K)
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| | Bhopal disaster: Technical inquiry under way 89
K.S. Jayaraman
doi:10.1038/313089b0
PDF (143K)
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| | Japanese telecommunications: Now for the sale of NTT 90
Alun Anderson
doi:10.1038/313090a0
PDF (138K)
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| | AMPTE: Christmas fireworks a success 90
Philip Campbell
doi:10.1038/313090b0
PDF (137K)
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| | Environmental fall-out 91
doi:10.1038/313091a0
PDF (149K)
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| | Venture capital: British industry expands 91
doi:10.1038/313091b0
PDF (149K)
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| | AFRC secretary 91
doi:10.1038/313091c0
PDF (149K)
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| | UK nuclear physics: Research board chairman quits 91
doi:10.1038/313091d0
PDF (149K)
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| | Correspondence | |
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| | Is science value-free? 92
MARK DIESENDORF
doi:10.1038/313092a0
PDF (132K)
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| | Misnomer 92
LAURENCE J.R. BROWN
doi:10.1038/313092b0
PDF (132K)
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| | SAAO telescopes 92
JOHN BARUCH
doi:10.1038/313092c0
PDF (132K)
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| | Down with animal lib 92
DAN GRAUR
doi:10.1038/313092d0
References | PDF (132K)
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| | India's diversity 92
M.R. SURESH
doi:10.1038/313092e0
PDF (132K)
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| | News and Views |  |
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| | No pattern yet for snowflakes 92
Attempts to model the growth of highly symmetrical crystal structures are most conspicuous for their failure. The urgent need is for truly cooperative models.
John Maddox
doi:10.1038/313093a0
PDF (137K)
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| | Plasma physics: Inertial confinement of fusion 94
M.H. Key & R.G. Evans
doi:10.1038/313094a0
PDF (269K)
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| | Evolutionary biology: Raising the wrong children 95
Paul H. Harvey
doi:10.1038/313095a0
References | PDF (262K)
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| | Supernova remnants: Defining the Crab nebula 96
Virginia Trimble
doi:10.1038/313096a0
PDF (257K)
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| | Milan Ha ek 1925−1984 96
P.B. Medawar & L. Brent
doi:10.1038/313096b0
PDF (136K)
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| | Cell biology: Subtleties of actin assembly 97
Albrecht Wegner
doi:10.1038/313097a0
References | PDF (266K)
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| | 100 years ago 98
doi:10.1038/313098a0
PDF (145K)
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| | Drosophila development: Abdominal gene organization 98
Phil Ingham
doi:10.1038/313098b0
References | PDF (283K)
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| | Dating techniques: Lighting up the past with lasers 99
Ann G. Wintle
doi:10.1038/313099a0
PDF (143K)
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| | Semiconductor technology: Kinetics of pulsed laser annealing 100
Ian W. Boyd & Steven C. Moss
doi:10.1038/313100a0
References | PDF (153K)
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| | Review Article |  |
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| | Construction of linkage maps with DNA markers for human chromosomes 101
Ray White, Mark Leppert, D. Timothy Bishop, David Barker, Jon Berkowitz, Candace Brown, Patricia Callahan, Tom Holm & Leslie Jerominski
doi:10.1038/313101a0
Abstract & References | PDF (576K)
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| | Articles |  |
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| | Optical dating of sediments 105
D. J. Huntley, D. I. Godfrey-Smith & M. L. W. Thewalt
doi:10.1038/313105a0
Abstract & References | PDF (291K)
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| | Genetic organization of Drosophila bithorax complex 108
E. Sánchez-Herrero, I. Vernós, R. Marco & G. Morata
doi:10.1038/313108a0
Abstract & References | PDF (795K)
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| | Letters | |
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| | Two remarkable bright supernova remnants 113
P. A. Shaver, C. J. Salter, A. R. Patnaik, J. H. van Gorkom & G. C. Hunt
doi:10.1038/313113a0
First paragraph & References | PDF (322K)
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| | A new class of nonthermal radio sources 115
R. H. Becker & D. J. Helfand
doi:10.1038/313115a0
First paragraph & References | PDF (464K)
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| | Origin of the new axisymmetric radio sources 118
D. J. Helfand & R. H. Becker
doi:10.1038/313118a0
First paragraph & References | PDF (254K)
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| | An extended X-ray low state from Hercules X-1 119
A. N. Parmar, W. Pietsch, S. McKechnie, N. E. White, J. Trümper, W. Voges & P. Barr
doi:10.1038/313119a0
First paragraph & References | PDF (349K)
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| | Megaregolith thickness, heat flow, and the bulk composition of the Moon 121
Kaare L. Rasmussen & Paul H. Warren
doi:10.1038/313121a0
First paragraph & References | PDF (475K)
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| | Evidence of atmospheric gravity waves produced during the 11 June 1983 total solar eclipse 124
E. J. Seykora, A. Bhatnagar, R. M. Jain & J. L. Streete
doi:10.1038/313124a0
First paragraph & References | PDF (228K)
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| | Thinning of the lithosphere by small-scale convective destabilization 125
David A. Yuen & Luce Fleitout
doi:10.1038/313125a0
First paragraph & References | PDF (445K)
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| | A fossil hydrothermal worm assemblage from the Tynagh lead−zinc deposit in Ireland 128
David A. Banks
doi:10.1038/313128a0
First paragraph & References | PDF (643K)
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| | Parental investment and sex differences in juvenile mortality in birds and mammals 131
T. H. Clutton-Brock, S. D. Albon & F. E. Guinness
doi:10.1038/313131a0
First paragraph & References | PDF (334K)
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| | Primate cortical area V4 important for colour constancy but not wavelength discrimination 133
H. M. Wild, S. R. Butler, D. Carden & J. J. Kulikowski
doi:10.1038/313133a0
First paragraph & References | PDF (322K)
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| | Fetal occipital cortical neurons transplanted to the rostral cortex can extend and maintain a pyramidal tract axon 135
Brent B. Stanfield & Dennis D. M. O'Leary
doi:10.1038/313135a0
First paragraph & References | PDF (449K)
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| | A zone of non-proliferating cells at a lineage restriction boundary in Drosophila
138
David A. O'Brochta & Peter J. Bryant
doi:10.1038/313138a0
First paragraph & References | PDF (542K)
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| | Inositol 1,4,5-trisphosphate mimics muscarinic response in Xenopus oocytes 141
Y. Oron, N. Dascal, E. Nadler & M. Lupu
doi:10.1038/313141a0
First paragraph & References | PDF (334K)
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| | Transmission distortion of t-haplotypes is due to interactions between meiotic partners 143
Anna W. Seitz & Dorothea Bennett
doi:10.1038/313143a0
First paragraph & References | PDF (229K)
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| | Amplification, enhanced expression and possible rearrangement of EGF receptor gene in primary human brain tumours of glial origin 144
Towia A. Libermann, Harris R. Nusbaum, Nissim Razon, Richard Kris, Irit Lax, Hermona Soreq, Nigel Whittle, Michael D. Waterfield, Axel Ullrich & Joseph Schlessinger
doi:10.1038/313144a0
First paragraph & References | PDF (684K)
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| | A hypersensitive site in hsp70 chromatin requires adjacent not internal DNA sequence 147
Nancy A. Costlow, Jeffrey A. Simon & John T. Lis
doi:10.1038/313147a0
First paragraph & References | PDF (472K)
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| | Synthesis in E. coli of 
1-antitrypsin variants of therapeutic potential for emphysema and thrombosis 149
Michael Courtney, Sophie Jallat, Luc-Henri Tessier, Annie Benavente, Ronald G. Crystal & Jean-Pierre Lecocq
doi:10.1038/313149a0
First paragraph & References | PDF (331K)
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| | Site-directed mutagenesis of cytochrome c shows that an invariant Phe is not essential for function 152
Gary J. Pielak, A. Grant Mauk & Michael Smith
doi:10.1038/313152a0
First paragraph & References | PDF (333K)
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| | DNA bending induced by cruciform formation 154
Gerald W. Gough & David M. J. Lilley
doi:10.1038/313154a0
First paragraph & References | PDF (339K)
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| | Three-dimensional structure of an antigen−antibody complex at 6 Å resolution 156
A. G. Amit, R. A. Mariuzza, S. E. V. Phillips & R. J. Poljak
doi:10.1038/313156a0
First paragraph & References | PDF (352K)
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| | Matters Arising | |
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| | Terrestrial mass extinctions and galactic plane crossings 159
S. M. STIGLER
doi:10.1038/313159a0
References | PDF (126K)
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| | Terrestrial mass extinctions and galactic plane crossings 159
MICHAEL R. RAMPINO & RICHARD B. STOTHERS
doi:10.1038/313159b0
References | PDF (251K)
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| | Hund's rule 160
J. W. WARNER & R. STEPHEN BERRY
doi:10.1038/313160a0
References | PDF (132K)
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| | Frost rings in trees and volcanic eruptions 160
D. E. PARKER
doi:10.1038/313160b0
References | PDF (262K)
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| | Frost rings in trees and volcanic eruptions 161
VALMORE C. LAMARCHE JR & KATHERINE K. HIRSCHBOECK
doi:10.1038/313161a0
PDF (134K)
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| | Mediation of slow-inhibitory postsynaptic potentials 161
BENJAMIN LIBET
doi:10.1038/313161b0
References | PDF (265K)
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| | Mediation of slow-inhibitory postsynaptic potentials 162
PATRICIA SHINNICK-GALLAGHER & ALISON E. COLE
doi:10.1038/313162a0
References | PDF (136K)
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| | Book Reviews | |
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| | Philosophy of mind 163
The Reith Lectures for 1984 were delivered by Professor John Searle under the title "Minds, Brains and Science". Stuart Sutherland discusses some of the issues raised in the broadcasts.
Stuart Sutherland
doi:10.1038/313163a0
PDF (152K)
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| | Story of a synthetic polypeptide 164
Jen Tsi Yang reviews Poly ( -Benzyl-L-Glutamate) and Other Glutamic Acid Containing Polymers.
By
H. Block
doi:10.1038/313164a0
PDF (135K)
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| | Becoming a mammal 164
Gillian King reviews The Evolution of Mammalian Characters.
By
D. M. Kermack & K.A. Kermack
doi:10.1038/313164b0
PDF (135K)
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| | The atmosphere from space 165
J.T. Houghton reviews Satellite Sensing of a Cloudy Atmosphere: Observing the Third Planet.
Edited By
Ann Henderson-Sellers
doi:10.1038/313165a0
PDF (175K)
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| | [Book Reviews 'picture story'] 165
doi:10.1038/313165b0
PDF (175K)
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| | Unusual enzymes 165
Pierre Desnuelle reviews Lipases.
Edited By
Bengt Borgström & Howard L. Brockman
doi:10.1038/313165c0
PDF (175K)
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| | New on the Market | |
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| | New on the market 166
New products listed this week include a simple magnetic susceptibility balance and new software for the Apple II microcomputer.
doi:10.1038/313166a0
PDF (180K)
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