Table of contents
Volume 391 Number 6663 pp107-210
Opinion
Biology versus physics? p107
There is a tendency for biology to dominate perceptions of science at the expense of support for other disciplines. There is no scientific justification for that situation, which also carries economic dangers.
doi:10.1038/34231
News
NASA lines up for a bigger slice of the biological research pie p109
Tony Reichhardt
doi:10.1038/34233
India and United States to share satellite data p109
K. S. Jayaraman
doi:10.1038/34236
French researchers oppose biomedical reform plan p110
Eric Glover
doi:10.1038/34238
Gould to be next year's president of AAAS p110
Tony Reichhardt
doi:10.1038/34240
Orbital space debris 'poses main threat to shuttle crew' p110
doi:10.1038/34242
Japan maintains research funding boost... p111
Asako Saegusa
doi:10.1038/34244
... as science escapes cuts in South Korea p111
Richard Nathan
doi:10.1038/34247
Universities seek to atone for Nazi past p112
Matthias Strobl
doi:10.1038/34249
Space 'time capsule' could send a message to the future p112
Declan Butler
doi:10.1038/34252
Nobel laureates in bid to revamp science teaching p113
Sally Lehrman
doi:10.1038/34255
Sequencing funds 'must remain focused' p114
Meredith Wadman
doi:10.1038/34258
Indian guidelines allow limited gene screening p115
K. S. Jayaraman
doi:10.1038/34261
Correspondence
Hawksbill turtles still endangered p117
Anne Meylan
doi:10.1038/34267
Animal experimentation needs dissection p117
Ruaraidh Hill, Martin Stanisstreet, Edward Boyes and Helen O'Sullivan
doi:10.1038/34269
Nomenclature regulation p118
David Lonsdale
doi:10.1038/34271
...and linguistic diversity p118
Daniel E. Weeks, Jeffrey R. O'Connell and Zora Schmidtová
doi:10.1038/34273
Disadvantaged women p118
Elizabeth Griffin
doi:10.1038/34275
Pragmatism in Latin America p118
Fernando Lolas and Jorge Litvak
doi:10.1038/34277
News and Views
Feathers, filaments and theropod dinosaurs p119
D. M. Unwin
doi:10.1038/34279
Cosmology: An unprincipled Universe? p120
Peter Coles
doi:10.1038/34283
Structural biology: Synchronized division proteins p121
Roy Burns
doi:10.1038/34286
Particle physics: Neutrino deficit challenges conservation laws p123
Frank Wilczek
doi:10.1038/34289
Palaeoecology: Did forests survive the cold in a hotspot? p124
Peter D. Moore
doi:10.1038/34292
100 and 50 years ago p125
doi:10.1038/34296
Extrasolar planets: Back in focus p127
Geoffrey Marcy
doi:10.1038/34298
Petroleum geochemistry: Sulphur greases the wheels p128
Jeffrey S. Seewald
doi:10.1038/34301
Artificial tissues p128
Philip Ball
doi:10.1038/34303
Insect physiology: Caterpillars have lungs p129
Peter J. Mill
doi:10.1038/34306
Daedalus: Speed learning p130
David Jones
doi:10.1038/34311
Art and Science
Turrell's tunnelling p131
Turner delights his audiences with his magical depictions of nature on canvas. James Turrell is using nature itself as the canvas — by digging into a volcanic crater to create a new kind of observatory.
Martin Kemp
doi:10.1038/34313
Scientific Correspondence
Fish with fingers? p133
Edward B. Daeschler and Neil Shubin
doi:10.1038/34317
First paragraph | Full Text | PDF (378K)
Takhtajania perrieri rediscovered p133
George E. Schatz, Porter P. Lowry, II and Annick Ramisamihantanirina
doi:10.1038/34320
First paragraph | Full Text | PDF (378K)
Changed perceptions in Braille readers p134
Annette Sterr, Matthias M. Müller, Thomas Elbert, Brigitte Rockstroh, Christo Pantev and Edward Taub
doi:10.1038/34322
First paragraph | Full Text | PDF (330K)
Ancient trees in Amazonia p135
Jeffrey Q. Chambers, Niro Higuchi and Joshua P. Schimel
doi:10.1038/34325
First paragraph | Full Text | PDF (310K)
Stratification in poured granular heaps p136
John Baxter, Ugur Tüzün, David Heyes, Igan Hayati and Per Fredlund
doi:10.1038/34328
First paragraph | Full Text | PDF (179K)
Book Reviews
The long walk northwards p137
Derek Fordham reviews Nansen: The Explorer as Hero by Roland Huntford
doi:10.1038/34331
Mental devices p138
Massimo Piattelli-Palmarini reviews Evolution in Mind by Henry Plotkin
doi:10.1038/34335
Shades of Green p139
N. W. Simmonds reviews The Doubly Green Revolution: Food for All in the 21st Century by Gordon Conway
doi:10.1038/34337
Getting under their skins p139
doi:10.1038/34339
In retrospect chosen by Owen Gingerich p140
Owen Gingerich reviews De revolutionibus orbium celestium ("On the revolutions of the heavenly spheres") by Nicolaus Copernicus
doi:10.1038/34342
Articles
Timing of abrupt climate change at the end of the Younger Dryas interval from thermally fractionated gases in polar ice p141
Jeffrey P. Severinghaus, Todd Sowers, Edward J. Brook, Richard B. Alley and Michael L. Bender
doi:10.1038/34346
Abstract | Full Text | PDF (328K)
An exceptionally well-preserved theropod dinosaur from the Yixian Formation of China p147
Pei-ji Chen, Zhi-ming Dong and Shuo-nan Zhen
doi:10.1038/34356
Abstract | Full Text | PDF (2,679K)
See also: News and Views by Unwin
Letters to Nature
A planetary companion for 51 Pegasi implied by absence of pulsations in the stellar spectra p153
David F. Gray
doi:10.1038/34365
First paragraph | Full Text | PDF (205K)
See also: News and Views by Marcy
Further evidence for the planet around 51 Pegasi p154
Artie P. Hatzes, William D. Cochran and Eric J. Bakker
doi:10.1038/34369
First paragraph | Full Text | PDF (303K)
See also: News and Views by Marcy
Kondo effect in a single-electron transistor p156
D. Goldhaber-Gordon, Hadas Shtrikman, D. Mahalu, David Abusch-Magder, U. Meirav and M. A. Kastner
doi:10.1038/34373
First paragraph | Full Text | PDF (393K)
Metal–insulator transition induced by oxygen isotope exchange in the magnetoresistive perovskite manganites p159
N. A. Babushkina, L. M. Belova, O. Yu. Gorbenko, A. R. Kaul, A. A. Bosak, V. I. Ozhogin and K. I. Kugel
doi:10.1038/34380
First paragraph | Full Text | PDF (255K)
Controlling polymer shape through the self-assembly of dendritic side-groups p161
V. Percec, C.-H. Ahn, G. Ungar, D. J. P. Yeardley, M. Möller and S. S. Sheiko
doi:10.1038/34384
First paragraph | Full Text | PDF (379K)
Sulphur-radical control on petroleum formation rates p164
Michael D. Lewan
doi:10.1038/34391
First paragraph | Full Text | PDF (212K)
See also: News and Views by Seewald
Constraints on Earth accretion deduced from noble metals in the oceanic mantle p166
Jonathan E. Snow and Gerhard Schmidt
doi:10.1038/34396
First paragraph | Full Text | PDF (262K)
Reactions between nitric oxide and haemoglobin under physiological conditions p169
Andrew J. Gow and Jonathan S. Stamler
doi:10.1038/34402
First paragraph | Full Text | PDF (307K)
Acetylcholine receptors containing the 
2 subunit are involved in
the reinforcing properties of nicotine p173
Marina R. Picciotto, Michele Zoli, Roberto Rimondini, Clément Léna, Lisa M. Marubio, Emilio Merlo Pich, Kjell Fuxe and Jean-Pierre Changeux
doi:10.1038/34413
First paragraph | Full Text | PDF (293K) | Supplementary information
Extreme Th1 bias of invariant V
24JQ T cells in type 1 diabetes p177
S. Brian Wilson, Sally C. Kent, Kurt T. Patton, Tihamer Orban, Richard A. Jackson, Mark Exley, Steven Porcelli, Desmond A. Schatz, Mark A. Atkinson, Steven P. Balk, Jack L. Strominger and David A. Hafler
doi:10.1038/34419
First paragraph | Full Text | PDF (479K)
Drosophila Shaking-B protein forms gap junctions in paired Xenopus oocytes p181
Pauline Phelan, Lucy A. Stebbings, Richard A. Baines, Jonathan P. Bacon, Jane A. Davies and Chris Ford
doi:10.1038/34426
First paragraph | Full Text | PDF (341K)
A serine/threonine kinase gene defective in Peutz–Jeghers syndrome p184
Akseli Hemminki, David Markie, Ian Tomlinson, Egle Avizienyte, Stina Roth, Anu Loukola, Graham Bignell, William Warren, Maria Aminoff, Pia Höglund, Heikki Järvinen, Paula Kristo, Katarina Pelin, Maaret Ridanpää, Reijo Salovaara, Tumi Toro, Walter Bodmer, Sylviane Olschwang, Anne S. Olsen, Michael R. Stratton, Albert de la Chapelle and Lauri A. Aaltonen
doi:10.1038/34432
First paragraph | Full Text | PDF (327K)
COPII–cargo interactions direct protein sorting into ER-derived transport vesicles p187
Meta J. Kuehn, Johannes M. Herrmann and Randy Schekman
doi:10.1038/34438
First paragraph | Full Text | PDF (350K)
Interaction of a G-protein -subunit with a conserved sequence in Ste20/PAK family protein kinases p191
Thomas Leeuw, Cunle Wu, Joseph D. Schrag, Malcolm Whiteway, David Y. Thomas and Ekkehard Leberer
doi:10.1038/34448
First paragraph | Full Text | PDF (497K)
A GTP-exchange factor required for cell orientation p195
Aljoscha Nern and Robert A. Arkowitz
doi:10.1038/34458
First paragraph | Full Text | PDF (364K)
Structure of the tubulin dimer by electron crystallography p199
Eva Nogales, Sharon G. Wolf and Kenneth H. Downing
doi:10.1038/34465
First paragraph | Full Text | PDF (1,146K)
See also: News and Views by Burns
Crystal structure of the bacterial cell-division protein FtsZ p203
Jan Löwe and Linda A. Amos
doi:10.1038/34472
First paragraph | Full Text | PDF (1,365K)
See also: News and Views by Burns
New on the Market
Twisting your robotic arm p207
This roundup pulls together products from the areas of automation and DNA amplification, including barcoding LIMS systems, robotic sample processors, microplate carousel systems, PCR kits and thermal cyclers.
compiled by Brendan Horton from information provided by the manufacturers.
doi:10.1038/34478
