| | Opinion |  |
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| | US politics: campaigns as usual 697
Neither the Republican nor Democratic party has produced a 'platform' spelling out a policy agenda for science and technology in any meaningful detail.
doi:10.1038/358697a0
PDF (134K)
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| | Wang goes bust 698
The bankruptcy of Wang Laboratories is sad — and confirmation that even the best cannot stand still.
doi:10.1038/358698a0
PDF (137K)
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| | Darwin's detractors 698
Those persuaded that natural selection is a pack of lies deserve no help from the serious press.
doi:10.1038/358698b0
PDF (137K)
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| | News | |
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| | Rising toll from AIDS in Japan prompts big jump in spending 699
David Swinbanks
doi:10.1038/358699a0
PDF (173K)
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| | Ways to keep Mars 'clean' 699
Ian Mundell
doi:10.1038/358699b0
PDF (173K)
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| | NSF's proposed conflict-of-interest rules place burden on applicant and institution 700
Christopher Anderson
doi:10.1038/358700a0
PDF (144K)
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| | Australia increases funds for grants and applied research 700
Mark Lawson
doi:10.1038/358700b0
PDF (144K)
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| | NASA ponders "faster, cheaper" way to send scientific mission to Pluto 701
Tony Reichhardt
doi:10.1038/358701a0
PDF (140K)
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| | Court-appointed scientists provide technical expertise 702
Traci Watson
doi:10.1038/358702a0
PDF (157K)
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| | CHINA BRIEFS 702
You Qin Li
doi:10.1038/358702b0
PDF (157K)
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| | Japanese open infectious disease lab despite local and national protests 703
David Swinbanks
doi:10.1038/358703a0
PDF (137K)
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| | News in Brief | |
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| | In brief 703
Jeffrey Mervis
doi:10.1038/358703b0
PDF (137K)
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| | In brief 703
Jeffrey Mervis
doi:10.1038/358703c0
PDF (137K)
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| | News | |
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| | Research groups to leave Hunterian Institute 704
Ian Mundell
doi:10.1038/358704a0
PDF (108K)
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| | He's not heavy, he's my fossil 704
doi:10.1038/358704b0
PDF (108K)
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| | Correspondence | |
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| | A national primate centre? 705
George Fink
doi:10.1038/358705a0
PDF (142K)
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| | Sheep count 705
Ian Davldson
doi:10.1038/358705b0
PDF (142K)
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| | AT&T research 705
C. K. N. Patel
doi:10.1038/358705c0
PDF (142K)
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| | Catching AIDS 705
William Trusten
doi:10.1038/358705d0
PDF (142K)
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| | Air pollutants and lung cancer 706
John R. Goldsmith
doi:10.1038/358706a0
References | PDF (151K)
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| | Electoral ploy? 706
Paolo Amati
doi:10.1038/358706b0
PDF (151K)
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| | Indian bureaucracy 706
A. K. Lal
doi:10.1038/358706c0
PDF (151K)
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| | News and Views |  |
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| | Energy levels by path integration 707
After a delay of more than 40 years, It seems that a gloss on Feynman's way of doing quantum mechanics will help in calculating atomic ground states.
John Maddox
doi:10.1038/358707a0
PDF (150K)
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| | A welcome animal model 708
Francis S. Collins & James M. Wilson
doi:10.1038/358708a0
References | PDF (289K)
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| | Another protein out in the cold 709
John Armstrong
doi:10.1038/358709a0
References | PDF (274K)
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| | Diminishing oxygen 710
Wallace S. Broecker & Jeffrey P. Severinghaus
doi:10.1038/358710a0
References | PDF (251K)
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| | Grave guardians with a difference 711
R. P.
doi:10.1038/358711a0
PDF (131K)
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| | Arithmetic in the cradle 712
P. E. Bryant
doi:10.1038/358712a0
References | PDF (309K)
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| | No contractile obligations 713
R. Lakes
doi:10.1038/358713a0
References | PDF (322K)
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| | Surviving subduction 714
William M. White
doi:10.1038/358714a0
References | PDF (288K)
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| | Crystals with a light touch 715
Andrew Steane & Christopher Foot
doi:10.1038/358715a0
PDF (276K)
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| | Poles together 715
doi:10.1038/358715b0
PDF (149K)
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| | The wages of sin 716
David Jones
doi:10.1038/358716a0
PDF (144K)
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| | Scientific Correspondence | |
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| | Yeast retrotransposon revealed 717
Daniel F. Voytas & Jef D. Boeke
doi:10.1038/358717a0
References | PDF (142K)
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| | Alternative blood substitutes 717
Kenneth C. Lowe & Clive Washington
doi:10.1038/358717b0
References | PDF (265K)
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| | Decaying neutrino theory 718
Dennis W. Sciama, Paolo Salucci & Massimo Persic
doi:10.1038/358718a0
References | PDF (140K)
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| | Book Reviews |  |
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| | The end of geohistory? 719
Gordon L. Herries Davies reviews From Stone to Star: A View of Modern Geology
By
Claude Allègre
doi:10.1038/358719a0
PDF (304K)
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| | 719
doi:10.1038/358719b0
PDF (170K)
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| | Chocolate kookies 720
Peter A. Lawrence reviews Models for Embryonic Periodicity
By
Lewis I. Held Jr.
doi:10.1038/358720a0
PDF (152K)
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| | To the heart of the matter 720
David Weatherall reviews Vital Circuits: On Pumps, Pipes, and the Workings of Circulatory Systems
By
Steven Vogel
doi:10.1038/358720b0
PDF (288K)
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| | Understanding historical climate 721
William F. Ruddiman reviews Climate Since AD 1500
Edited by
Raymond S. Bradley & Philip D. Jones
doi:10.1038/358721a0
PDF (154K)
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| | 721
doi:10.1038/358721b0
PDF (154K)
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| | Bedside manners 722
Robert G. Petersdorf reviews The Crisis in Clinical Research: Over-coming Institutional Obstacles
By
Edward H. Ahrens Jr.
doi:10.1038/358722a0
PDF (157K)
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| | Articles |  |
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| | Seasonal and interannual variations in atmospheric oxygen and implications for the global carbon cycle 723
Ralph F. Keeling & Stephen R. Shertz
doi:10.1038/358723a0
Abstract & References | PDF (588K)
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| | Crystal structures explain functional properties of two E. coli porins 727
S. W. Cowan, T. Schirmer, G. Rummel, M. Steiert, R. Ghosh, R. A. Pauptit, J. N. Jansonius & J. P. Rosenbusch
doi:10.1038/358727a0
Abstract & References | PDF (1,151K)
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| | Letters | |
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| | Starbursts in the nuclei of shell galaxies 734
Lars Hernquist & Melinda L. Weil
doi:10.1038/358734a0
First paragraph & References | PDF (346K)
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| | Acceleration of the rate of nitrite oxidation by freezing in aqueous solution 736
Norimichi Takenaka, Akfriro Ueda & Yasuaki Maeda
doi:10.1038/358736a0
First paragraph & References | PDF (362K)
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| | Thermal skin effect of the surface ocean and its implications for CO2 uptake 738
J. E. Robertson & A. J. Watson
doi:10.1038/358738a0
First paragraph & References | PDF (345K)
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| | Phytoplankton productivity in the North Pacific ocean since 1900 and implications for absorption of anthropogenic CO2
741
Paul G. Falkowski & Cara Wilson
doi:10.1038/358741a0
First paragraph & References | PDF (404K)
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| | Experimentally produced oscillatory zoning in the (Ba, Sr)SO4 solid solution 743
Andrew Putnis, Lurdes Fernandez-Diaz & Manuel Prieto
doi:10.1038/358743a0
First paragraph & References | PDF (441K)
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| | Evidence from ultra-high-pressure marbles for recycling of sediments into the mantle 745
Harry Becker & Rainer Altherr
doi:10.1038/358745a0
First paragraph & References | PDF (488K)
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| | Addition and subtraction by human infants 749
Karen Wynn
doi:10.1038/358749a0
First paragraph & References | PDF (233K)
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| | A test of reciprocal X−Y interactions as a cause of hybrid sterility in Drosophila
751
Norman A. Johnson, Daniel E. Perez, Eric L. Cabot, Hope Hollocher & Chung-I Wu
doi:10.1038/358751a0
First paragraph & References | PDF (434K)
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| | Cytosolic free calcium mediates red light-induced photomorphogenesis 753
P. S. Shacklock, N. D. Read & A. J. Trewavas
doi:10.1038/358753a0
First paragraph & References | PDF (488K)
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| | Mixed parvocellular and magnocellular geniculate signals in visual area V4 756
Vincent P. Ferrera, Tara A. Nealey & John H. R. Maunsell
doi:10.1038/358756a0
First paragraph & References | PDF (416K)
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| | Uncoupling of hypomyelination and glial cell death by a mutation in the proteolipid protein gene 758
Armin Schneider, Paul Montague, Ian Griffiths, Monica Fanarraga, Peter Kennedy, Peter Brophy & Klaus-Armin Nave
doi:10.1038/358758a0
First paragraph & References | PDF (692K)
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| | Processing of mutant cystic fibrosis transmembrane conductance regulator is temperature-sensitive 761
Gerene M. Denning, Matthew P. Anderson, Jane F. Amara, John Marshall, Alan E. Smith & Michael J. Welsh
doi:10.1038/358761a0
First paragraph & References | PDF (514K)
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| | Predominant naturally processed peptides bound to HLA-DR1 are derived from MHC-related molecules and are heterogeneous in size 764
Roman M. Chicz, Robert G. Urban, William S. Lane, Joan C. Gorga, Lawrence J. Stern, Dario A. A. Vignali & Jack L. Strominger
doi:10.1038/358764a0
First paragraph & References | PDF (575K)
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| | The structure of ribosomal protein S5 reveals sites of interaction with 16S rRNA 768
V. Ramakrishnan & Stephen W. White
doi:10.1038/358768a0
First paragraph & References | PDF (692K)
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| | Convergence of 9-cis retinoic acid and peroxisome proliferator signalling pathways through heterodimer formation of their receptors 771
Steven A. Kliewer, Kazuhiko Umesono, Daniel J. Noonan, Richard A. Heyman & Ronald M. Evans
doi:10.1038/358771a0
First paragraph & References | PDF (601K)
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| | Prediction of the structure of a receptor−protein complex using a binary docking method 774
Barry L. Stoddard & Daniel E. Koshland Jr
doi:10.1038/358774a0
First paragraph & References | PDF (341K)
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