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  1. Humans

    Letters

    Letters from the Nov. 8, 2003, issue of Science News.

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  2. Earth

    Chemical Reaction: Two flame retardants to phase out in 2004

    The sole U.S. manufacturer of two widely used brominated fire retardants pledged to phase out its production of both products by the end of next year.

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  3. Animals

    Not-So-Great Hunter: Said the spider to the fly—Eek! I’m outta here

    The poisonous brown recluse spider may turn out not to be a fearsome hunter so much as a scavenger.

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  4. Calcium Makes Germs Cluster: Ion dilution leads cholera bacteria to disperse

    A protein on the surface of cholera-causing bacteria enables the pathogens to clump together in seawater and to scatter when they enter fresh water, perhaps facilitating seasonal outbreaks of cholera in coastal areas.