Authors

Making the paper: Tim Wright pxi

A huge rupture, detected in satellite data, leads to a gruelling camel trek.

doi:10.1038/7100xia

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Abstractions pxi

doi:10.1038/7100xib

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Quantified: Crossref pxi

doi:10.1038/7100xic

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Editorials

WHO's in charge? p223

Global health remains firmly on the G8 agenda — for better or worse.

doi:10.1038/442223a

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Safety catch p223

Risk assessment is a useful environmental tool, but not if it is used as a cover for a deregulatory agenda.

doi:10.1038/442223b

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Save the lungfish p224

An Australian dam project threatens a living fossil.

doi:10.1038/442224a

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Research Highlights

Research highlights p226

doi:10.1038/442226a

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News

Moving towards a graphene world p228

Synthesis paves way for industrial applications.

Richard Van Noorden

doi:10.1038/442228a

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It's legal: Italian researchers defend their work with embryonic stem cells p229

Scientists respond to cardinal's call for excommunication.

Jacopo Pasotti and Ned Stafford

doi:10.1038/442229a

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Sidelines p230

doi:10.1038/442230a

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Concerns grow over secrecy of bubble-fusion inquiry p230

University investigation criticized for lack of transparency.

Eugenie Samuel Reich

doi:10.1038/442230b

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From aircraft engineer to FBI suspect p232

Plasma physicist falls foul of US export controls.

Geoff Brumfiel

doi:10.1038/442232a

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Dam project threatens living fossil p232

Lungfish face extinction, say environmentalists.

Helen Pearson

doi:10.1038/442232b

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'You can't have a mission without a camera' p234

A sister of the Mars Express probe has made it to Venus. And scientists have travelled to Beijing to discuss its first results. Horst Uwe Keller, who is presenting images from the craft's camera, spoke to Nature from the meeting.

Jenny Hogan

doi:10.1038/442234a

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News in brief p235

doi:10.1038/442235a

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Correction p235

doi:10.1038/442235b

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Business

Stuck in the middle p237

The first foreign-based biotech company to list its shares in Japan has been caught up in bureaucracy — but its experience should help others. Ichiko Fuyuno reports.

doi:10.1038/442237a

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News Features

Palaeoanthropology: Decoding our cousins p238

DNA extracted from bones could shed light on what happened when our ancestors crossed paths with Neanderthals. But not everyone can get the fossils out of the ground, as Rex Dalton learns.

doi:10.1038/442238a

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See also: Editor's summary

Safe and sound? p242

The White House is trying to reform environmental and health regulation across the board. But it is doing so very quietly. Colin Macilwain takes a look behind the scenes.

doi:10.1038/442242a

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Correspondence

New Orleans was prepared but it was overwhelmed p244

Ezra Boyd

doi:10.1038/442244a

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Cells have long experience of dealing with UVC light p244

James E. Cleaver

doi:10.1038/442244b

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Same colour, many different countries p244

Zhen-Ling Sun

doi:10.1038/442244c

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Commentary

Diversity without representation p245

For policymakers, biodiversity can present more complex challenges than climate change, argue Michel Loreau, Alfred Oteng-Yeboah and their co-authors. So why isn't there an international panel of experts for biodiversity?

doi:10.1038/442245a

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Books and Arts

Wanted: an Australian Volvo p247

Why doesn't the Lucky Country's scientific and technological strength match its natural riches?

Barry Jones reviews The Australian Miracle: An Innovative Nation Revisited by Thomas Barlow

doi:10.1038/442247a

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Renaissance man p248

Giorgio Parisi reviews Thus Spoke Galileo: The Great Scientist's Ideas and their Relevance to the Present Day by Andrea Frova and Mariapiera Marenzana

doi:10.1038/442248a

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Galileo in the gallery p248

doi:10.1038/442248b

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A drink from the magic well p249

Francis L. W. Ratnieks reviews Asian Honey Bees: Biology, Conservation and Human Interactions by Benjamin P. Oldroyd and Siriwat Wongsiri

doi:10.1038/442249a

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More on bees p249

doi:10.1038/442249b

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News and Views

Plate tectonics: Magma does the splits p251

A minor volcanic eruption in Ethiopia was the main visible clue to a massive injection of magma along the Afar rift last year. Such inconspicuous processes could have been crucial in early continental break-up.

Freysteinn Sigmundsson

doi:10.1038/442251a

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Ecology: Asymmetry and stability p252

Ecological communities are dauntingly complex. Nonetheless, ecologists gallantly persevere in eliciting insights about the factors that govern the behaviour and persistence of these messy, tangled webs.

Robert D. Holt

doi:10.1038/442252a

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Materials science: Carbon sheet solutions p254

When carbon fibres just won't do, but nanotubes are too expensive, where can cost-conscious materials scientists go to find a practical conductive composite? The answer could lie with graphene sheets.

Nicholas A. Kotov

doi:10.1038/442254a

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Microfluids: Clicks and chips p254

Joshua M. Finkelstein

doi:10.1038/442254b

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Structural biology: Proteins downhill all the way p255

The hundreds of hydrogen atoms in a protein can be used as reporters to describe how the protein folds into and out of shape. The results challenge the dogma that this is always an all-or-nothing process.

Jeffery W. Kelly

doi:10.1038/442255a

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50 & 100 years ago p255

doi:10.1038/442255b

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Brief Communications

Granular materials: Packing grains by thermal cycling p257

Small temperature changes can affect the packing of granular materials without mechanical disturbance.

K. Chen, J. Cole, C. Conger, J. Draskovic, M. Lohr, K. Klein, T. Scheidemantel and P. Schiffer

doi:10.1038/442257a

First paragraph | Full Text | PDF (158K) | Supplementary information

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Corrigendum p257

doi:10.1038/442257b

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Brief Communications Arising

Earth science: Is earthquake rupture deterministic? pE5

Paul Rydelek and Shigeki Horiuchi

doi:10.1038/nature04963

First paragraph | Full Text | PDF (219K)

Earth science: Is earthquake rupture deterministic? (Reply) pE6

Erik L. Olson and Richard M. Allen

doi:10.1038/nature04964

First paragraph | Full Text | PDF (219K)

Review

Ecological networks and their fragility p259

José M. Montoya, Stuart L. Pimm and Ricard V. Solé

doi:10.1038/nature04927

Abstract | Full Text | PDF (324K)

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Articles

Structural asymmetry and the stability of diverse food webs p265

Neil Rooney, Kevin McCann, Gabriel Gellner and John C. Moore

doi:10.1038/nature04887

Abstract | Full Text | PDF (245K) | Supplementary information

See also: Editor's summary | News and Views by Holt

Mechanism of DNA translocation in a replicative hexameric helicase p270

Eric J. Enemark and Leemor Joshua-Tor

doi:10.1038/nature04943

Abstract | Full Text | PDF (912K) | Supplementary information

Letters

An X-ray-emitting blast wave from the recurrent nova RS Ophiuchi p276

J. L. Sokoloski, G. J. M. Luna, K. Mukai and Scott J. Kenyon

doi:10.1038/nature04893

First paragraph | Full Text | PDF (170K)

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An asymmetric shock wave in the 2006 outburst of the recurrent nova RS Ophiuchi p279

T. J. O'Brien, M. F. Bode, R. W. Porcas, T. W. B. Muxlow, S. P. S. Eyres, R. J. Beswick, S. T. Garrington, R. J. Davis and A. Evans

doi:10.1038/nature04949

First paragraph | Full Text | PDF (398K)

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Graphene-based composite materials p282

Sasha Stankovich, Dmitriy A. Dikin, Geoffrey H. B. Dommett, Kevin M. Kohlhaas, Eric J. Zimney, Eric A. Stach, Richard D. Piner, SonBinh T. Nguyen and Rodney S. Ruoff

doi:10.1038/nature04969

First paragraph | Full Text | PDF (375K) | Supplementary information

See also: Editor's summary | News and Views by Kotov

Seismic reflection images of the Moho underlying melt sills at the East Pacific Rise p287

S. C. Singh, A. J. Harding, G. M. Kent, M. C. Sinha, V. Combier, S. Bazin, C. H. Tong, J. W. Pye, P. J. Barton, R. W. Hobbs, R. S. White and J. A. Orcutt

doi:10.1038/nature04939

First paragraph | Full Text | PDF (412K) | Supplementary information

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Magma-maintained rift segmentation at continental rupture in the 2005 Afar dyking episode p291

Tim J. Wright, Cindy Ebinger, Juliet Biggs, Atalay Ayele, Gezahegn Yirgu, Derek Keir and Anna Stork

doi:10.1038/nature04978

First paragraph | Full Text | PDF (421K) | Supplementary information

See also: Editor's summary | News and Views by Sigmundsson

An RNA-dependent RNA polymerase is required for paramutation in maize p295

Mary Alleman, Lyudmila Sidorenko, Karen McGinnis, Vishwas Seshadri, Jane E. Dorweiler, Joshua White, Kristin Sikkink and Vicki L. Chandler

doi:10.1038/nature04884

First paragraph | Full Text | PDF (681K) | Supplementary information

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Kruppel-like factor 2 regulates thymocyte and T-cell migration p299

Corey M. Carlson, Bart T. Endrizzi, Jinghai Wu, Xiaojie Ding, Michael A. Weinreich, Elizabeth R. Walsh, Maqsood A. Wani, Jerry B. Lingrel, Kristin A. Hogquist and Stephen C. Jameson

doi:10.1038/nature04882

First paragraph | Full Text | PDF (482K) | Supplementary information

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TBC-domain GAPs for Rab GTPases accelerate GTP hydrolysis by a dual-finger mechanism p303

Xiaojing Pan, Sudharshan Eathiraj, Mary Munson and David G. Lambright

doi:10.1038/nature04847

First paragraph | Full Text | PDF (436K) | Supplementary information

The putative oncogene GASC1 demethylates tri- and dimethylated lysine 9 on histone H3 p307

Paul A. C. Cloos, Jesper Christensen, Karl Agger, Alessio Maiolica, Juri Rappsilber, Torben Antal, Klaus H. Hansen and Kristian Helin

doi:10.1038/nature04837

First paragraph | Full Text | PDF (725K) | Supplementary information

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The transcriptional repressor JHDM3A demethylates trimethyl histone H3 lysine 9 and lysine 36 p312

Robert J. Klose, Kenichi Yamane, Yangjin Bae, Dianzheng Zhang, Hediye Erdjument-Bromage, Paul Tempst, Jiemin Wong and Yi Zhang

doi:10.1038/nature04853

First paragraph | Full Text | PDF (518K) | Supplementary information

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Atom-by-atom analysis of global downhill protein folding p317

Mourad Sadqi, David Fushman and Victor Muñoz

doi:10.1038/nature04859

First paragraph | Full Text | PDF (483K) | Supplementary information

See also: Editor's summary | News and Views by Kelly

Naturejobs

Prospect p323

Outsourcing and European biotech companies.

Paul Smaglik

doi:10.1038/nj7100-323a

Full Text | PDF (166K)

Making a move p324

Morale, money or moving house can all be reasons for switching labs mid-project. Kendall Powell learns from those who have made the jump with success.

Kendall Powell

doi:10.1038/nj7100-324a

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Anne Glover, chief scientific adviser for Scotland p326

Glover becomes Scotland's chief scientific adviser.

Virginia Gewin

doi:10.1038/nj7100-326a

Full Text | PDF (98K)

From student to entrepreneur p326

Graduate student breaks into biotechnology.

Christopher Loose

doi:10.1038/nj7100-326b

Full Text | PDF (98K)

Lost and found p326

Sorting through the clutter to retain the big ideas.

Katja Bargum

doi:10.1038/nj7100-326c

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Futures

From the desk of Jarrod Foster p328

A brain implant for whatever ails you.

Biren Shah

doi:10.1038/442328a

Full Text | PDF (142K)