doi:10.1038/446129a
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Polar research: The new face of the Arctic p133
Every summer the Arctic Ocean loses more ice — and it could all be gone within decades. Quirin Schiermeier looks at how the vanishing summer ice affects those living in the north.
doi:10.1038/446133a
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Top of pageCorrespondence
Abderhalden's fraud still wins him some supporters p136
U. Kutschera
doi:10.1038/446136a
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A Moon base offers more than just a good view p136
Dan Barry
doi:10.1038/446136b
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Fossils: new journal will oppose illegal trade p136
Michael Triebold
doi:10.1038/446136c
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Top of pageCommentary
Keeping faith with trial volunteers p137
How best to serve patients' interests in large clinical trials? Martine Piccart, Aron Goldhirsch and their colleagues argue that maintaining academic independence is essential to early breast cancer trials.
doi:10.1038/446137a
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Top of pageBooks and Arts
Immortality of a kind p139
The ability to grow human cells in the laboratory created paradoxes of personal identity.
Nick Hopwood reviews Culturing Life: How Cells Became Technologies by Hannah Landecker
doi:10.1038/446139a
Full Text | PDF (294K)
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A scientific symphony p140
Peter Pesic reviews Harmonious Triads: Physicists, Musicians, and Instrument Makers in Nineteenth-Century Germany by Myles W. Jackson
doi:10.1038/446140a
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Life at the poles p141
doi:10.1038/446141a
Full Text | PDF (141K)
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The changing view of autism p141
Lorna Wing reviews Unstrange Minds: Remapping the World of Autism by Roy Richard Grinker
doi:10.1038/446141b
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Top of pageEssay
Connections
Control without hierarchy p143
Understanding how particular natural systems operate without central control will reveal whether such systems share general properties.
Deborah M. Gordon
doi:10.1038/446143a
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Top of pageNews and Views
Cancer: Drivers and passengers p145
Studies that have provided the first unbiased, large-scale analyses of DNA mutations across an array of cancers also have lessons for the proposal to annotate the entire cancer genome.
Daniel A. Haber and Jeff Settleman
doi:10.1038/446145a
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Materials science: Silicon life forms p146
A simple chemical reduction process has been used to replicate intricate natural networks of silica at a relatively low temperature. The equally elaborate product is made of silicon — electronics' golden boy.
David J. Norris
doi:10.1038/446146a
Full Text | PDF (355K)
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Evolutionary biology: The Elvis paradox p147
Evidence for a universal driver of evolution across all timescales could mean that the venerable paradox of stasis is dead. But even with such evidence, some biologists would be reluctant to accept its passing.
Andrew Hendry
doi:10.1038/446147a
Full Text | PDF (414K)
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50 & 100 Years Ago p150
doi:10.1038/446150a
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Planetary science: Water cycling on Mars p150
The Meridiani Planum region on Mars is rich in minerals derived from evaporation, but lacks a topography consistent with standing water. Do the deposits stem from upwelling groundwater early in the planet's history?
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