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  1. Health & Medicine

    Wearing your food

    A broccoli extract, applied to the skin, has been found to reduce the incidence of skin tumors in mice.

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  2. Health & Medicine

    Dairy fats cut colon cancer risk

    High-fat dairy foods appear to confer protection against colon cancer.

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  3. 19613

    Several decades ago, I heard of the anecdotal correlation between the rise of hydrogenated oils in our foods and the rise of colon cancer. The Swedish study mentioned in this article that correlated high dairy-fat intake with lower risk of colon cancer might be reexamined to see if it reveals a correlation between intake of […]

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  4. Earth

    Sex and the sewage

    Chemicals in sewage sludge appear to have stunted the testes and fostered other reproductive-system changes in fetal lambs.

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  5. Health & Medicine

    Monthly cycle changes women’s brains

    Activity in a brain region that regulates emotions fluctuates over the course of a woman's menstrual cycle.

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  6. Planetary Science

    Cassini snaps icy moon Dione

    Saturn's small moon Dione has a heavily-cratered, fractured surface.

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  7. Humans

    Katrina’s Fallout

    Scientists whose laboratories were devastated by Hurricane Katrina have found help, and sometimes safe havens for their studies, from colleagues around the nation.

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  8. Planetary Science

    Groovy Science

    The Cassini spacecraft is shedding new light on Saturn's icy rings.

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  9. Math

    Ranking College Football Teams

    Network math leads to an alternative, simpler ranking scheme for college football.

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  10. Humans

    From the November 9, 1935, issue

    Beauty in a machine shop, a cloud of island universes, and moon-made earthquakes.

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  11. Astronomy

    Moon Zoom

    Imagine riding a magic carpet around the moon and being able to zoom down to any point or appear magically at any location. NASA has developed software that allows you to interactively browse three-dimensional images of the moon, based on data obtained by the Clementine spacecraft. These Web pages provide information about downloading the software, […]

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  12. Planetary Science

    Protecting Earth: Gravitational tractor could lure asteroids off course

    Relying solely on the tug of gravity, a proposed spacecraft could divert an asteroid on a collision course with Earth.

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