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  1. Earth

    Exposure to phthalate may shorten pregnancy

    Babies exposed to a common phthalate plasticizer before birth spend a week less in the womb than do those without evidence of exposure.

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  2. Tech

    Memory Enhancers

    Engineers take aim at increasing the density of data storage on magnetic media.

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  3. 19271

    There is a striking similarity in the wave patterns of the ash plume on the cover of the Sept. 13 issue (above) and those in the gas of the Perseus Cluster (“A Low Note in Cosmos: Sounding out a new role for black holes,” SN: 9/13/03, p. 163: A Low Note in Cosmos: Sounding out […]

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  4. Earth

    Product Health and Safety

    What’s under your kitchen sink, in your garage, in your bathroom, and on the shelves in your laundry room? Do these household products pose a potential health risk to you and your family? The National Library of Medicine’s new Household Products Database offers users information on the potential health effects of about 2,000 ingredients contained […]

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  5. Humans

    From the September 9, 1933, issue

    FLEET AS MERCURY The laboratory has yielded a photograph of striking beauty showing Dr.