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Nature 443, 493 (5 October 2006) | doi:10.1038/443493a; Published online 4 October 2006

Open Innovation Challenges

  • Methods to Analyze Consumer Emotions

    • Deadline: Jan 17 2010
    • Reward: $10,000 USD

    The Seeker is looking for methods to analyze consumer emotions. This Challenge requires only a writ...

  • Single-cell Analysis Platform

    • Deadline: Dec 02 2009
    • Reward: $5,000 USD

    This Challenge is looking for novel approaches to analyzing changes at a single-cell level. This is...

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Wikipedia rival calls in the experts

Jim Giles

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Encyclopaedia aims to recognize status of academic editors.

The current incarnation of Wikipedia is both phenomenally successful and, in the eyes of some critics, fundamentally flawed. The online encyclopaedia now includes more than a million entries in English alone.