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Editorials

Science is not a spectator sport p235

As Barack Obama sets a fresh agenda for the US approach to climate change and energy, scientists must make sure that they do not merely watch from the sidelines.

doi:10.1038/457235a

See also: Editor's summary


The biggest threat? p235

The Obama administration must help prevent terrorists from building a nuclear device.

doi:10.1038/457235b

See also: Editor's summary


A lifesaving arrangement p236

George Bush's AIDS programme needs leadership and support from the Obama administration.

doi:10.1038/457236a

See also: Editor's summary


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Research Highlights

Geology: Old Faithful Erebus p238

doi:10.1038/457238a


Chemical biology: Fluorescent timers p238

doi:10.1038/457238b


Microscopy: Inside information p238

doi:10.1038/457238c


Animal behaviour: Caught red hydrocarboned p238

doi:10.1038/457238d


Molecular biology: A bilingual genetic code p238

doi:10.1038/457238e


Ecological acoustics: Love buzz p238

doi:10.1038/457238f


Chemical synthesis: Take that, flu p239

doi:10.1038/457239a


Cell biology: Lost nuclei p239

doi:10.1038/457239b


Evolutionary biology: Headstrong p239

doi:10.1038/457239c


Chemistry: An aromatic hybrid p239

doi:10.1038/457239d


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Journal Club

Journal club p239

Jason W. Chin

doi:10.1038/457239e


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News

Science tipped to score in Obama cash stimulus p240

Researchers jockey for a piece of the US economic package.

Jeff Tollefson

doi:10.1038/457240a


Steven Chu prepares for power p241

Energy agency may be in for a shake-up.

Rex Dalton

doi:10.1038/457241a


On the record p242

Barack Obama's nominees for top federal positions are not speaking to the press until their appointments are confirmed, but they have spoken out before.

doi:10.1038/457242a


Ocean study draws ire p243

Indo-German research cruise sets sail despite criticism.

Quirin Schiermeier

doi:10.1038/457243a


Brain imaging studies under fire p245

Social neuroscientists criticized for exaggerating links between brain activity and emotions.

Alison Abbott

doi:10.1038/457245a


Where the rubber meets the garden p246

China's leading conservation centre is facing down an onslaught of rubber plantations. Jane Qiu reports from Jinghong.

Jane Qiu

doi:10.1038/457246a


Genome deal seeks to accelerate pore sequencing p248

doi:10.1038/457248a


Obama urged to make exports and visas a priority p248

doi:10.1038/457248b


Scheduling problems beset delayed Mars mission p248

doi:10.1038/457248c


Suspended urologist set to return to Austrian university p249

doi:10.1038/457249a


Coal conversion plant fires up in China p249

doi:10.1038/457249b


Italian universities lose freedom to appoint staff p249

doi:10.1038/457249c


Corrections p249

doi:10.1038/457249d


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News Features

Bush's legacy: The wasted years p250

In the first of three features on the legacy of the Bush administration, Declan Butler looks at the United States' failure to deal with the risks of nuclear proliferation.

Declan Butler

doi:10.1038/457250a


Bush's legacy: 43 by the numbers p252

A look at George W. Bush's legacy in science.

Mark Schrope

doi:10.1038/457252a


Bush legacy: An unlikely champion p254

Was setting up PEPFAR — a massive HIV treatment programme — the best thing that President Bush ever did? Erika Check Hayden investigates.

Erika Check Hayden

doi:10.1038/457254a


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Correspondence

Choosing between batteries or biomass to stay on the road p257

Lucien F. Trueb

doi:10.1038/457257a


Genetic records threaten patients' privacy p257

Tom Goffman

doi:10.1038/457257b


Japan should intensify embryonic stem-cell investigations p257

Hisashi Moriguchi & Chifumi Sato

doi:10.1038/457257c


Research on primate brains is scrutinized and must be justified p257

Kevan A. C. Martin

doi:10.1038/457257d


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Commentary

Your inbox, Mr President p258

Rejuvenate the Environmental Protection Agency. End the stem-cell ban. Re-engage with the UN on climate change. Six leading voices tell Nature what the new US president needs to do to move beyond the Bush legacy.

doi:10.1038/457258a

See also: Editor's summary


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Essay

Fifty years of pheromones p262

Powerful chemical signals have been identified in moths, elephants and fish, recounts Tristram D. Wyatt. But, contrary to stories in the popular press, the race is still on to capture human scents.

Tristram D. Wyatt

doi:10.1038/457262a


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Books and Arts

How to end the copyright wars p264

A high-profile copyright activist is fighting for traditional publishers to stop criminalizing their own readers, explains Jonathan Zittrain.

Jonathan Zittrain reviews Remix: Making Art and Commerce Thrive in the Hybrid Economy by Lawrence Lessig

doi:10.1038/457264a


Fusion history beyond the fiascos p265

Jean Jacquinot reviews Sun in a Bottle: The Strange History of Fusion and the Science of Wishful Thinking by Charles Seife

doi:10.1038/457265a


Our culture of obsession p266

Ian Brooks reviews Obsession: A History by Lennard J. Davis

doi:10.1038/457266a


Q&A: Chemistry in the kitchen p267

Voted the world's best restaurant, Spain's elBulli near Barcelona offers an unusual culinary experience, from hot velvet-crab aspic with mini-corncob couscous to ice-cold liquorice nitro-dragon dessert. Innovative head chef Ferran Adrià explains how science and haute cuisine can work together.

Jascha Hoffman

doi:10.1038/457267a


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News and Views

Stem cells: Tailor-made diseased neurons p269

How can we investigate a disease affecting neurons, which cannot be isolated from patients for analysis? As the study of one neurological disorder shows, a first step might be to make patient-specific neurons.

Michael Sendtner

doi:10.1038/457269a

See also: Editor's summary


Fluid dynamics: Rotating convection on the edge p270

Turbulent convection in a rotating body is a common but poorly understood phenomenon in astrophysical and geophysical settings. Consideration of boundary effects offers a fresh angle on this thorny problem.

Peter L. Read

doi:10.1038/457270a

See also: Editor's summary


Synthetic biology: The yin and yang of nature p271

Oscillations in gene expression regulate various cellular processes and so must be robust and tunable. Interactions between both negative and positive feedback loops seem to ensure these features.

Jeff Gore & Alexander van Oudenaarden

doi:10.1038/457271a

See also: Editor's summary


Condensed-matter physics: Going with the flow p273

Observations of superfluid behaviour — flow without friction — of unusual character in a condensed-matter system pave the way to investigations of superfluidity in systems that are out of thermal equilibrium.

Jonathan Keeling & Natalia G. Berloff

doi:10.1038/457273a

See also: Editor's summary


50 & 100 years ago p273

doi:10.1038/457273b


Materials science: Bend, fold and stretch p274

Liesbeth Venema

doi:10.1038/457274a


Obituary: Edwin Salpeter (1924–2008) p275

Multi-talented astrophysicist and public servant.

Saul A. Teukolsky & Ira Wasserman

doi:10.1038/457275a


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Articles

Induced pluripotent stem cells from a spinal muscular atrophy patient p277

Allison D. Ebert, Junying Yu, Ferrill F. Rose, Jr, Virginia B. Mattis, Christian L. Lorson, James A. Thomson & Clive N. Svendsen

doi:10.1038/nature07677

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


Photon capture and signalling by melanopsin retinal ganglion cells p281

Michael Tri H. Do, Shin H. Kang, Tian Xue, Haining Zhong, Hsi-Wen Liao, Dwight E. Bergles & King-Wai Yau

doi:10.1038/nature07682

See also: Editor's summary


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Letters

A binary origin for 'blue stragglers' in globular clusters p288

Christian Knigge, Nathan Leigh & Alison Sills

doi:10.1038/nature07635

See also: Editor's summary


Collective fluid dynamics of a polariton condensate in a semiconductor microcavity p291

A. Amo, D. Sanvitto, F. P. Laussy, D. Ballarini, E. del Valle, M. D. Martin, A. Lemaître, J. Bloch, D. N. Krizhanovskii, M. S. Skolnick, C. Tejedor & L. Viña

doi:10.1038/nature07640

See also: Editor's summary


Competition between the pseudogap and superconductivity in the high-Tc copper oxides p296

Takeshi Kondo, Rustem Khasanov, Tsunehiro Takeuchi, Jörg Schmalian & Adam Kaminski

doi:10.1038/nature07644

See also: Editor's summary


Boundary layer control of rotating convection systems p301

Eric M. King, Stephan Stellmach, Jerome Noir, Ulrich Hansen & Jonathan M. Aurnou

doi:10.1038/nature07647

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


The braincase and jaws of a Devonian 'acanthodian' and modern gnathostome origins p305

Martin D. Brazeau

doi:10.1038/nature07436

See also: Editor's summary


A tunable synthetic mammalian oscillator p309

Marcel Tigges, Tatiana T. Marquez-Lago, Jörg Stelling & Martin Fussenegger

doi:10.1038/nature07616

See also: Editor's summary


Experience leaves a lasting structural trace in cortical circuits p313

Sonja B. Hofer, Thomas D. Mrsic-Flogel, Tobias Bonhoeffer & Mark Hübener

doi:10.1038/nature07487

See also: Editor's summary


Role for Spi-C in the development of red pulp macrophages and splenic iron homeostasis p318

Masako Kohyama, Wataru Ise, Brian T. Edelson, Peter R. Wilker, Kai Hildner, Carlo Mejia, William A. Frazier, Theresa L. Murphy & Kenneth M. Murphy

doi:10.1038/nature07472

See also: Editor's summary


The insect nephrocyte is a podocyte-like cell with a filtration slit diaphragm p322

Helen Weavers, Silvia Prieto-Sánchez, Ferdinand Grawe, Amparo Garcia-López, Ruben Artero, Michaela Wilsch-Bräuninger, Mar Ruiz-Gómez, Helen Skaer & Barry Denholm

doi:10.1038/nature07526

See also: Editor's summary


Altered circadian rhythms regulate growth vigour in hybrids and allopolyploids p327

Zhongfu Ni, Eun-Deok Kim, Misook Ha, Erika Lackey, Jianxin Liu, Yirong Zhang, Qixin Sun & Z. Jeffrey Chen

doi:10.1038/nature07523

See also: Editor's summary


Transcription inactivation through local refolding of the RNA polymerase structure p332

Georgiy A. Belogurov, Marina N. Vassylyeva, Anastasiya Sevostyanova, James R. Appleman, Alan X. Xiang, Ricardo Lira, Stephen E. Webber, Sergiy Klyuyev, Evgeny Nudler, Irina Artsimovitch & Dmitry G. Vassylyev

doi:10.1038/nature07510

See also: Editor's summary


Dynamics of DNA replication loops reveal temporal control of lagging-strand synthesis p336

Samir M. Hamdan, Joseph J. Loparo, Masateru Takahashi, Charles C. Richardson & Antoine M. van Oijen

doi:10.1038/nature07512

See also: Editor's summary


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Corrigendum

Microfibre–nanowire hybrid structure for energy scavenging p340

Yong Qin, Xudong Wang & Zhong Lin Wang

doi:10.1038/nature07628


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Naturejobs

Prospects

A question of rank p341

Finding a job that satisfies.

Gene Russo

doi:10.1038/nj7227-341a


Postdocs and Students

Fear factor p342

Job prospects are looking gloomy as the economic downturn runs its course, but there are bright spots for some. Genevive Bjorn reports on ways to shelter from the storm.

Genevive Bjorn

doi:10.1038/nj7227-342a


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Futures

Making memories p346

You must remember this ...

John Frizell

doi:10.1038/457346a


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