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Volume 421 Issue 6919, 9 January 2003

Opinion

  • Following the publication of the malaria parasite's genome sequence and the beginnings of relevant proteomics, research tools are now available that could make a big difference in the long-term war against malaria.

    Opinion

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News

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News in Brief

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News Feature

  • Fears about terrorism usually centre on nuclear or biological weapons. But attackers could cause huge economic damage by spreading plant or animal diseases. Virginia Gewin asks how this threat is being confronted.

    • Virginia Gewin
    News Feature
  • Some US organizations claim that fertilizing the oceans with iron could both help to tackle climate change, and make money. But marine researchers warn of unpredictable side effects. Quirin Schiermeier reports.

    • Quirin Schiermeier
    News Feature
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Correspondence

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Book Review

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Lifeline

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Concepts

  • This burgeoning field aims to reproduce advanced, dynamic behaviours of biological systems, including genetics, inheritance and evolution.

    • Steven A. Benner
    Concepts
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News & Views

  • Today, the Moon has no magnetic field, but analyses of lunar rocks suggest that it did in the past. Did changes in the lunar interior create a magnetic dynamo billions of years ago?

    • Maria T. Zuber
    News & Views
  • Identification of the previously unknown larval forms of the sea lilies, a group of marine invertebrates, is a refreshing reminder of the value of descriptive science in evolutionary studies.

    • Thurston Lacalli
    News & Views
  • A method that circumvents the problems of correlating different data sets has allowed the sequence of events at the last great deglaciation to be seen in finer detail.

    • Robert B. Dunbar
    News & Views
  • It is impossible to describe biological diversity with traditional approaches. Molecular methods are the way forward — especially, perhaps, in the form of DNA barcodes.

    • Mark Blaxter
    News & Views
  • When a low-viscosity fluid is injected into an elastic material, it forces its way through by making slender cracks, in a random, fractal pattern. The spreading of the cracks can be modelled through a series of 'bursts'.

    • Leo P. Kadanoff
    News & Views
  • Studies of worms have revealed hundreds of proteins that, when mutated, extend lifespan. Can this work tell us anything about mammalian ageing? A look at the effects of one such protein on lab mice suggests that it can.

    • Gordon J. Lithgow
    • Matthew S. Gill
    News & Views
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Brief Communication

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Article

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Letter

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Erratum

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Corrigendum

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New on the Market

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Prospects

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Postdocs

  • Postdocs are vital to scientific research, but often miss out on the benefits available to permanent staff. Now they are banding together to improve their situation, says Karen Kreeger.

    • Karen Kreeger
    Postdocs
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