| | Opinion |  |
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| | The Biggest Lame Duck of All 431
doi:10.1038/240431a0
PDF (276K)
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| | Squeeze on Postgraduates 432
doi:10.1038/240432a0
PDF (288K)
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| | 100 Years Ago 433
doi:10.1038/240433a0
PDF (153K)
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| | Old World | |
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| | Contingency Plans Revealed by CNES 434
La Recherche
doi:10.1038/240434a0
PDF (131K)
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| | Wolfson Foundation: Train Research 434
doi:10.1038/240434b0
PDF (131K)
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| | Soviet Science: Human Rights ? 435
Our Soviet Correspondent
doi:10.1038/240435a0
PDF (137K)
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| | Broadcasting: Sir Michael Moves On 435
doi:10.1038/240435b0
PDF (137K)
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| | Scotland: Row over Gas Terminal 435
doi:10.1038/240435c0
PDF (137K)
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| | New World | |
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| | Obesity, Public Health and Public Policy 436
Our Washington Correspondent
doi:10.1038/240436a0
PDF (263K)
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| | Budgets: A Suit to Watch 436
Our Washington Correspondent
doi:10.1038/240436b0
PDF (129K)
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| | Clean Air: Back fo World War II 437
Our Washington Correspondent
doi:10.1038/240437a0
PDF (136K)
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| | Health: Marston to Go 437
doi:10.1038/240437b0
PDF (136K)
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| | Short Notes 437
doi:10.1038/240437c0
PDF (136K)
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| | News and Views |  |
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| | Seafloor Spreading in the Philippine Sea 438
C. M. R. F.
doi:10.1038/240438a0
PDF (269K)
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| | Steady State Obituary ? 439
M. R.-R.
doi:10.1038/240439a0
PDF (136K)
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| | Trace Amounts of Radioactivity in Materials 440
A Correspondent
doi:10.1038/240440a0
PDF (132K)
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| | A Foetal Myosin in the Rabbit 440
doi:10.1038/240440b0
PDF (132K)
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| | Simian Virus 40: Transcriptional Control 440
Our Cell Biology Correspondent
doi:10.1038/240440c0
PDF (272K)
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| | Contraception: Switching Off the Male 441
Our Special Correspondent
doi:10.1038/240441a0
PDF (147K)
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| | Locating Yeast Ribosomal RNA Cistrons 441
doi:10.1038/240441b0
PDF (427K)
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| | Fluctuating Numbers of Ribosomal Genes 442
doi:10.1038/240442a0
PDF (146K)
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| | Grassland Management: Role of Nutrients 443
Our Plant Ecology Correspondent
doi:10.1038/240443a0
PDF (256K)
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| | More About Solar Neutrinos 443
doi:10.1038/240443b0
PDF (144K)
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| | Neutrinos: Double Beta Decay? 444
A Correspondent
doi:10.1038/240444a0
PDF (118K)
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| | What Controls Cosmic Ray Modulation ? 444
doi:10.1038/240444b0
PDF (118K)
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| | Articles |  |
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| | The Flickering of a Dying Flame 445
INGOLF LAMPRECHT & BERND SCHAARSCHMIDT
doi:10.1038/240445a0
Abstract & References | PDF (411K)
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| | The Problem of Reduction in Biology 446
JUNE GOODFIELD
doi:10.1038/240446a0
PDF (454K)
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| | A Possible Role for Histone in the Synthesis of DNA 449
HAROLD WEINTRAUB
doi:10.1038/240449a0
Abstract & References | PDF (568K)
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| | An Extinct Spreading Centre in the Philippine Sea 453
Z. BEN-AVRAHAM, C. BOWIN & J. SEGAWA
doi:10.1038/240453a0
Abstract & References | PDF (328K)
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| | Letters | |
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| | On a Possible Interstellar Galactic Chromosphere 456
D. W. SCIAMA
doi:10.1038/240456a0
First paragraph & References | PDF (249K)
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| | Is There a Tenth Planet in the Solar System? 457
D. RAWLINS & M. HAMMERTON
doi:10.1038/240457a0
First paragraph & References | PDF (123K)
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| | Are the Lunar Seismic Signals compatible with a Deep Layer of Fine Powder? 458
B. W. JONES
doi:10.1038/240458a0
First paragraph & References | PDF (267K)
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| | The Solution to Professor Runcorn's Problem 459
R. A. LYTTLETON
doi:10.1038/240459a0
First paragraph & References | PDF (270K)
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| | An Example of Hard-Water Error in Radiocarbon Dating of Vegetable Matter 460
F. W. SHOTTON
doi:10.1038/240460a0
First paragraph & References | PDF (235K)
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| | Occurrence of Nitride Nitrogen in Silicate Minerals 461
W. H. BAUR
doi:10.1038/240461a0
First paragraph & References | PDF (570K)
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| | A Simple Microtensometer for Use in Scanning Electron Microscopes 462
H. S. DOBBS
doi:10.1038/240462a0
First paragraph & References | PDF (893K)
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| | Appearance of Low-level Radioactive Silver on the World Silver Market 463
L. LINDNER, G. A. BRINKMAN & A. SCHIMMEL
doi:10.1038/240463a0
First paragraph & References | PDF (556K)
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| | Deuterium−Hydrogen Ratio in Jupiter 465
R. BEER & F. W. TAYLOR
doi:10.1038/240465a0
First paragraph & References | PDF (125K)
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| | Search for Plutonium-244 Tracks in Mountain Pass Bastnaesite 465
R. L. FLEISCHER & C. W. NAESER
doi:10.1038/240465b0
First paragraph & References | PDF (124K)
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| | Ventilation Inception on Surface Piercing Foils or Struts 465
A. WRIGHT, P. D. SWALES & R. C. MCGREGOR
doi:10.1038/240465c0
First paragraph & References | PDF (403K)
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| | Infection of Protoplasts from Yeast with Tobacco Mosaic Virus 466
R. H. A. COUTTS, E. C. COCKING & B. KASSANIS
doi:10.1038/240466a0
First paragraph & References | PDF (485K)
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| | Conjecture on the Spread of Infection in Two Dimensions Disproved 467
DENIS MOLLISON
doi:10.1038/240467a0
First paragraph & References | PDF (249K)
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| | Lamellar Transformation of Lung Mitochondria under Conditions of Stress 468
R. E. PATTLE, C. SCHOCK, P. DIRNHUBER & J. M. CREASEY
doi:10.1038/240468a0
First paragraph & References | PDF (315K)
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| | Cadmium-induced Testicular Injury and Alterations of Androgen Synthesis in Brook Trout 470
G. B. SANGALANG & M. J. O'HALLORAN
doi:10.1038/240470a0
First paragraph & References | PDF (352K)
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| | Can "Blocking" Serum Factors Protect against Autoimmunity? 471
INGEGERD HELLSTRÖM & KARL ERIK HELLSTRÖM
doi:10.1038/240471a0
First paragraph & References | PDF (415K)
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| | Possible Facilitated Transport of Oxygen across the Placenta 473
G. H. GURTNER & B. BURNS
doi:10.1038/240473a0
First paragraph & References | PDF (343K)
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| | Influence of the Embryo on the Marsupial Uterus 475
MARILYN B. RENFREE
doi:10.1038/240475a0
First paragraph & References | PDF (393K)
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| | Release of Brain Dopamine as the Probable Mechanism for the Hypothermic Effect of D-Amphetamine 477
SHLOMO YEHUDA & RICHARD J. WURTMAN
doi:10.1038/240477a0
First paragraph & References | PDF (275K)
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| | GABA and Glutamate in Different EEG Stages of the Penicillin Focus 478
ZEHAVA GOTTESFELD & ZEEV ELAZAR
doi:10.1038/240478a0
First paragraph & References | PDF (278K)
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| | Processes of Synthesis in Visual Perception 479
L. MAFFEI & A. FIORENTINI
doi:10.1038/240479a0
First paragraph & References | PDF (411K)
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| | Unilateral Inhibition of Audiogenic Seizures and Preyer Reflexes 481
KENNETH R. HENRY & JAMES F. WILLOTT
doi:10.1038/240481a0
First paragraph & References | PDF (235K)
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| | Nanosecond Laser Photolysis of Rhodopsin in Solution 482
T. ROSENFELD, A. ALCHALAL & M. OTTOLENGHI
doi:10.1038/240482a0
First paragraph & References | PDF (228K)
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| | Partial Cell Irradiation with a Tunable Organic Dye Laser 483
M. W. BERNS
doi:10.1038/240483a0
First paragraph & References | PDF (495K)
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| | Photoperiod and Chemical Evidence of the Introduction to India of Xanthium from America 485
C. MCMILLAN
doi:10.1038/240485a0
First paragraph & References | PDF (294K)
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| | Trends in the Evolution of Primate Mastication 486
K. HIIEMAE & R. F. KAY
doi:10.1038/240486a0
First paragraph & References | PDF (254K)
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| | Kammerer's Midwife 487
R. MAXWELL SAVAGE
doi:10.1038/240487a0
First paragraph & References | PDF (280K)
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| | Oxidative Phosphorylation in Adult Schistosoma mansoni
488
G. C. COLES
doi:10.1038/240488a0
First paragraph & References | PDF (263K)
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| | Purity Effects and Distilled Water Taste 489
M. O'MAHONY
doi:10.1038/240489a0
First paragraph & References | PDF (128K)
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| | Nomenclature for Rock-destroying Organisms 490
R. F. MCLEAN
doi:10.1038/240490a0
First paragraph & References | PDF (143K)
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| | Hormones and Blood Chemistry 490
M. H. BRIGGS & M. BRIGGS
doi:10.1038/240490b0
First paragraph & References | PDF (245K)
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| | On Boiling an Egg 491
R. A. DWEK & G. NAVON
doi:10.1038/240491a0
First paragraph & References | PDF (102K)
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| | Recent Art Forgeries: Detection by Carbon-14 Measurements 491
B. KEISCH & HOLLY H. MILLER
doi:10.1038/240491b0
First paragraph & References | PDF (229K)
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| | Book Reviews |  |
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| | Sense and Sensibility 493
W. H. MCCREA reviews Sterne und Menschen
By
Albrecht Unsöld
doi:10.1038/240493a0
PDF (114K)
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| | Biological Rhythms 493
A. WINFREE reviews The Living Clocks
By
Ritchie Ward
doi:10.1038/240493b0
PDF (114K)
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| | Agrarian Britain 493
MORRIS BERMAN reviews Patriotism with Profit: British Agricultural Societies in the Eighteenth and Nineteenth Centuries
By
Kenneth Hudson
doi:10.1038/240493c0
PDF (250K)
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| | Hall Effect 494
JOHN STRINGER reviews The Hall Effect in Metals and Alloys
By
Colin Hurd
doi:10.1038/240494a0
PDF (281K)
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| | Sedimentology 495
P. MCL. D. DUFF reviews Origin of Sedimentary Rocks
By
H. Blatt, G. Middleton & R. Murray
doi:10.1038/240495a0
References | PDF (143K)
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| | Needle and Haystack 495
RALPH LAPP reviews Atomic Safeguards: A Study in International Verification
By
Allan McKnight
doi:10.1038/240495b0
PDF (273K)
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| | Crystallographic History 496
C. W. BUNN reviews Early Papers on Diffraction of X-rays by Crystals
Edited by
J. M. Bijvoet, W. G. Burgers & G. Hagg
doi:10.1038/240496a0
PDF (138K)
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| | Blood 496
J. D. M. RICHARDS reviews Modern Concepts in Hematology
Edited by
G. Izak & S. M. Lewis
doi:10.1038/240496b0
PDF (138K)
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| | Rays in Space 496
A. W. WOLFENDALE reviews Cosmic Rays
By
A. M. Hillas
doi:10.1038/240496c0
PDF (134K)
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| | Addendum | |
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| | Addendum 496
doi:10.1038/240496d0
PDF (134K)
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| | Correspondence | |
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| | Soviet Scientists 497
D. B. SPALDING
doi:10.1038/240497a0
PDF (135K)
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| | Cancer Research 497
ZUCKERMAN
doi:10.1038/240497b0
PDF (235K)
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| | Cancer Research 498
JOHN PAUL
doi:10.1038/240498a0
PDF (110K)
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| | Errata | |
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| | Erratum 498
doi:10.1038/240498b0
PDF (110K)
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| | Erratum 498
doi:10.1038/240498c0
PDF (110K)
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| | Erratum 498
doi:10.1038/240498d0
PDF (110K)
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