nature

THIS WEEK

Editorials

Those who can ▶

An initiative from Scientific American aims to find 1,000 scientists to visit schools, help teachers and boost US education.

Value judgements ▶

The scientific endeavour needs to deliver public value, not just research papers.

Online image ▶

The Internet offers ways for researchers to steer public perceptions, for bad and good.

World View

Dubious assumptions prime population bomb ▶

The United Nations says there could be 10 billion people on Earth by the end of the century. Fred Pearce finds problems in its analysis.

Seven Days

Seven days: 06-12 May 2011 ▶

The week in science

NEWS IN FOCUS

Troubled probe upholds Einstein ▶

General relativity vindicated, but was the mission worth it?

Salmonella hits US teaching labs ▶

Wave of infections triggers investigation into biosafety practices.

Human influence comes of age ▶

Geologists debate epoch to mark effects of Homo sapiens.

How green is my future? ▶

UN panel foresees big growth in renewable energy, but policies will dictate just how big.

The collider that cried 'Higgs' ▶

Data leaks from particle hunters raise questions about scientific trust.

Costs to keep ocean drilling ship in port ▶

Ten-year programme aims for rebirth in tough climate.

Features

Online reputations: Best face forward ▶

A Nature poll reveals how researchers guard, and sometimes burnish, their online image.

Volcanology: Europe's ticking time bomb ▶

Vesuvius is one of the most dangerous volcanoes in the world — but scientists and the civil authorities can't agree on how to prepare for a future eruption.

COMMENT

WHO needs change ▶

The World Health Organization needs major reform to regain its leadership as a convener and provider of scientific and technical knowledge, says Barry R. Bloom.

Rebuilding seismology ▶

Two months on from the earthquake and tsunami that hit their country on 11 March, five Japanese seismologists reflect on what they have learned from it so far.

Books and Arts

Climate economics: Corporate greening falls short ▶

Gail Whiteman is unconvinced by an argument that naked greed and market forces will drive businesses to cut their emissions.

Communication: Popcorn and Petri dishes ▶

Cinemas are today's scientific lecture halls, finds Kevin Hand in a book probing how research enriches film.

Books in brief ▶

Art: Taking the long view of nature ▶

A monograph highlights how artist Tania Kovats views geological and evolutionary time, notes Colin Martin.

Art: Pinball wizardry ▶

A European show reveals new ways of thinking about energy, Daniel Cressey learns.

Correspondence

Collaborations span 1,553 kilometres Robert J. W. Tijssen, Ludo Waltman & Nees Jan van Eck | Open up monitoring of deep-sea drilling Henry A. Ruhl & Imants G. Priede | Modernize Ukraine's university system Alexander Gorobets | Tracking China's publication boom Thomas S. Jones & Andrew M. Plume

Obituary

Baruch Blumberg (1925–2011) ▶

Geneticist whose discovery led to a vaccine for hepatitis B.

RESEARCH

Latest Online

Structure and function of a membrane component SecDF that enhances protein export ▶

Tomoya Tsukazaki, Hiroyuki Mori, Yuka Echizen, Ryuichiro Ishitani, Shuya Fukai et al.

Protein translocation across the bacterial membrane, mediated by the secretory t...

Discovery of novel intermediate forms redefines the fungal tree of life ▶

Meredith D. M. Jones, Irene Forn, Catarina Gadelha, Martin J. Egan, David Bass et al.

Fungi are the principal degraders of biomass in terrestrial ecosystems and estab...

Profound early control of highly pathogenic SIV by an effector memory T-cell vaccine ▶

Scott G. Hansen, Julia C. Ford, Matthew S. Lewis, Abigail B. Ventura, Colette M. Hughes et al.

The acquired immunodeficiency syndrome (AIDS)-causing lentiviruses human immunod...

Induction of functional hepatocyte-like cells from mouse fibroblasts by defined factors ▶

Pengyu Huang, Zhiying He, Shuyi Ji, Huawang Sun, Dao Xiang et al.

The generation of functional hepatocytes independent of donor liver organs is of...

Non-apoptotic role of BID in inflammation and innate immunity ▶

Garabet Yeretssian, Ricardo G. Correa, Karine Doiron, Patrick Fitzgerald, Christopher P. Dillon et al.

Innate immunity is a fundamental defence response that depends on evolutionarily...

Glutamate induces de novo growth of functional spines in developing cortex ▶

Hyung-Bae Kwon & Bernardo L. Sabatini

Mature cortical pyramidal neurons receive excitatory inputs onto small protrusio...

Earliest evidence of mammalian social behaviour in the basal Tertiary of Bolivia ▶

Sandrine Ladevèze, Christian de Muizon, Robin M. D. Beck, Damien Germain & Ricardo Cespedes-Paz

The vast majority of Mesozoic and early Cenozoic metatherian mammals (extinct re...

Genome-wide mapping of 5-hydroxymethylcytosine in embryonic stem cells ▶

William A. Pastor, Utz J. Pape, Yun Huang, Hope R. Henderson, Ryan Lister et al.

5-hydroxymethylcytosine (5hmC) is a modified base present at low levels in diver...

Articles and Letters

Enterotypes of the human gut microbiome ▶

Manimozhiyan Arumugam, Jeroen Raes, Eric Pelletier, Denis Le Paslier, Takuji Yamada et al.

Our knowledge of species and functional composition of the human gut microbiome ...

Sequential interactions with Sec23 control the direction of vesicle traffic ▶

Christopher Lord, Deepali Bhandari, Shekar Menon, Majid Ghassemian, Deborah Nycz et al.

How the directionality of vesicle traffic is achieved remains an important unans...

Evolution and metabolic significance of the urea cycle in photosynthetic diatoms ▶

Andrew E. Allen, Christopher L. Dupont, Miroslav Oborník, Aleš Horák, Adriano Nunes-Nesi et al.

Diatoms dominate the biomass of phytoplankton in nutrient-rich conditions and fo...

Novel pathway for assimilation of dimethylsulphoniopropionate widespread in marine bacteria ▶

Chris R. Reisch, Melissa J. Stoudemayer, Vanessa A. Varaljay, I. Jonathan Amster, Mary Ann Moran et al.

Dimethylsulphoniopropionate (DMSP) accounts for up to 10% of carbon fixed by mar...

A synthetic homing endonuclease-based gene drive system in the human malaria mosquito ▶

Nikolai Windbichler, Miriam Menichelli, Philippos Aris Papathanos, Summer B. Thyme, Hui Li et al.

Genetic methods of manipulating or eradicating disease vector populations have l...

Metabolite-enabled eradication of bacterial persisters by aminoglycosides ▶

Kyle R. Allison, Mark P. Brynildsen & James J. Collins

Bacterial persistence is a state in which a sub-population of dormant cells, or ...

Modelling schizophrenia using human induced pluripotent stem cells ▶

Kristen J. Brennand, Anthony Simone, Jessica Jou, Chelsea Gelboin-Burkhart, Ngoc Tran et al.

Schizophrenia (SCZD) is a debilitating neurological disorder with a world-wide p...

N-acylethanolamine signalling mediates the effect of diet on lifespan in Caenorhabditis elegans ▶

Mark Lucanic, Jason M. Held, Maithili C. Vantipalli, Ida M. Klang, Jill B. Graham et al.

Dietary restriction is a robust means of extending adult lifespan and postponing...

A novel tumour-suppressor function for the Notch pathway in myeloid leukaemia ▶

Apostolos Klinakis, Camille Lobry, Omar Abdel-Wahab, Philmo Oh, Hiroshi Haeno et al.

Notch signalling is a central regulator of differentiation in a variety of organ...

Acetylation-dependent regulation of endothelial Notch signalling by the SIRT1 deacetylase ▶

Virginia Guarani, Gianluca Deflorian, Claudio A. Franco, Marcus Krüger, Li-Kun Phng et al.

Notch signalling is a key intercellular communication mechanism that is essentia...

Preserving the membrane barrier for small molecules during bacterial protein translocation ▶

Eunyong Park & Tom A. Rapoport

Many proteins are translocated through the SecY channel in bacteria and archaea ...

News & Views

Cancer: The flipside of Notch ▶

Demetrios Kalaitzidis & Scott A. Armstrong

Cell signalling: Why fasting worms age slowly ▶

Luciano De Petrocellis & Vincenzo Di Marzo

Archaeology: The cost of cultivation ▶

Graeme Barker

Research Highlights

Evolution: To make a new species | Genomics: Gene for malarial drug dodging | Organismal biology: Sea urchins 'see' with their feet | Cell biology: : Deeper insight into a single cell | Molecular biology: Protein maker and gene regulator

NEWS & COMMENT

WHO needs change | Books in brief | Art: Taking the long view of nature | Baruch Blumberg (1925–2011)

CAREERS

Turning point: John Dabiri | Massachusetts openings

More Biological Sciences ▶

RESEARCH

Latest Online

Structure and function of a membrane component SecDF that enhances protein export ▶

Tomoya Tsukazaki, Hiroyuki Mori, Yuka Echizen, Ryuichiro Ishitani, Shuya Fukai et al.

Protein translocation across the bacterial membrane, mediated by the secretory t...

Non-apoptotic role of BID in inflammation and innate immunity ▶

Garabet Yeretssian, Ricardo G. Correa, Karine Doiron, Patrick Fitzgerald, Christopher P. Dillon et al.

Innate immunity is a fundamental defence response that depends on evolutionarily...

Genome-wide mapping of 5-hydroxymethylcytosine in embryonic stem cells ▶

William A. Pastor, Utz J. Pape, Yun Huang, Hope R. Henderson, Ryan Lister et al.

5-hydroxymethylcytosine (5hmC) is a modified base present at low levels in diver...

Articles and Letters

Novel pathway for assimilation of dimethylsulphoniopropionate widespread in marine bacteria ▶

Chris R. Reisch, Melissa J. Stoudemayer, Vanessa A. Varaljay, I. Jonathan Amster, Mary Ann Moran et al.

Dimethylsulphoniopropionate (DMSP) accounts for up to 10% of carbon fixed by mar...

N-acylethanolamine signalling mediates the effect of diet on lifespan in Caenorhabditis elegans ▶

Mark Lucanic, Jason M. Held, Maithili C. Vantipalli, Ida M. Klang, Jill B. Graham et al.

Dietary restriction is a robust means of extending adult lifespan and postponing...

Preserving the membrane barrier for small molecules during bacterial protein translocation ▶

Eunyong Park & Tom A. Rapoport

Many proteins are translocated through the SecY channel in bacteria and archaea ...

News & Views

Cell signalling: Why fasting worms age slowly ▶

Luciano De Petrocellis & Vincenzo Di Marzo

CAREERS

Postdocs need support

More Chemical Sciences ▶

RESEARCH

Latest Online

A graphene-based broadband optical modulator ▶

Ming Liu, Xiaobo Yin, Erick Ulin-Avila, Baisong Geng, Thomas Zentgraf et al.

Integrated optical modulators with high modulation speed, small footprint and la...

Articles and Letters

Controllability of complex networks ▶

Yang-Yu Liu, Jean-Jacques Slotine & Albert-László Barabási

The ultimate proof of our understanding of natural or technological systems is r...

Hot Jupiters from secular planet–planet interactions ▶

Smadar Naoz, Will M. Farr, Yoram Lithwick, Frederic A. Rasio & Jean Teyssandier

About 25 per cent of ‘hot Jupiters’ (extrasolar Jovian-mass plan...

A single-atom quantum memory ▶

Holger P. Specht, Christian Nölleke, Andreas Reiserer, Manuel Uphoff, Eden Figueroa et al.

The faithful storage of a quantum bit (qubit) of light is essential for long-dis...

Quantum annealing with manufactured spins ▶

M. W. Johnson, M. H. S. Amin, S. Gildert, T. Lanting, F. Hamze et al.

Many interesting but practically intractable problems can be reduced to that of ...

News & Views

Complex networks: Degrees of control ▶

Magnus Egerstedt

Astrophysics: Era of the compact disk ▶

Pieter van Dokkum

Quantum physics: Keep your feet on the ground ▶

William D. Oliver

Research Highlights

Spectroscopy: NMR without the magnet | Photonics: Light switch at the speed of light | Agriculture: Heat hurts crop production | Nanotechnology: Solar cells improve with acid

NEWS & COMMENT

Value judgements | Art: Pinball wizardry

CAREERS

Postdocs need support

More Physical Sciences ▶

RESEARCH

Latest Online

Inferring nonlinear mantle rheology from the shape of the Hawaiian swell ▶

N. Asaadi, N. M. Ribe & F. Sobouti

The convective circulation generated within the Earth’s mantle by buoyan...

Articles and Letters

Hot Jupiters from secular planet–planet interactions ▶

Smadar Naoz, Will M. Farr, Yoram Lithwick, Frederic A. Rasio & Jean Teyssandier

About 25 per cent of ‘hot Jupiters’ (extrasolar Jovian-mass plan...

Spin crossover and iron-rich silicate melt in the Earth’s deep mantle ▶

Ryuichi Nomura, Haruka Ozawa, Shigehiko Tateno, Kei Hirose, John Hernlund et al.

A melt has greater volume than a silicate solid of the same composition. But thi...

Research Highlights

Atmospheric science: Methane rises from wetlands | Agriculture: Heat hurts crop production

NEWS & COMMENT

Value judgements | Rebuilding seismology | Climate economics: Corporate greening falls short | Books in brief | Art: Taking the long view of nature | Open up monitoring of deep-sea drilling Henry A. Ruhl & Imants G. Priede

CAREERS

Geosciences: Earth works

More Earth & Environmental Sciences ▶

Geosciences: Earth works ▶

There's good news for aspiring geoscientists. Job opportunities at all career stages are on the rise.

Turning point: John Dabiri ▶

A biophysicist who linked jellyfish hydrodynamics to blood flow now turns his attention to wind energy.

US applications rise ▶

The number of overseas applications to US graduate schools increased in 2011.

Postdocs need support ▶

A survey says that UK postdocs need more pastoral care and career advice.

Massachusetts openings ▶

A cancer-therapeutics start-up aims to recruit up to 20 researchers.

Careers related news & comment

Those who can | Online image | How green is my future? | Climate economics: Corporate greening falls short | Collaborations span 1,553 kilometres Robert J. W. Tijssen, Ludo Waltman & Nees Jan van Eck | Open up monitoring of deep-sea drilling Henry A. Ruhl & Imants G. Priede | Modernize Ukraine's university system Alexander Gorobets | Tracking China's publication boom Thomas S. Jones & Andrew M. Plume

PhD Studentships in Integrative Neuroscience

National University of Ireland Galway Galway, Ireland

Research Associate (Assistant Professor)

University of Chicago Department of Organismal Biology and Anatomy Chicago, IL

MSc in Stem Cells & Regeneration (by distance-learning)

The University of Bristol Bristol, UK

Lecturer in Functional Cell Biology

University of Exeter Exeter, United Kingdom

Lab-on-a-Chip European Congress

30.06.-01.07.11 Hamburg, Germany