Uncategorized

  1. Agriculture

    Fertilizer has staying power

    Nitrogen-based fertilizer may remain in the soil for eight decades, complicating efforts to reduce pollution from runoff into rivers.

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  2. Health & Medicine

    Seek Meningitis Vaccine

    Excerpt from the November 9, 1963, issue of SCIENCE NEWS LETTER.

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  3. Animals

    The colorful lives of squid

    Your calamari, it turns out, may have come from a temporary transvestite with rainbows in its armpits.

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  4. Planetary Science

    A grander canyon on Mars

    Hebes Chasma, a huge trough on Mars, reflects the Red Planet’s tumultuous and varied past.

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  5. Genetics

    Family takes on progeria in ‘Life According to Sam’

    A new documentary portrays an extraordinary search for a cure spurred by a teen with the premature aging disease.

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  6. Neuroscience

    3-D effects may require one eye only

    Peering through a peephole can bring flat images to life.

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  7. Astronomy

    Quiet maximum

    By almost any measure, this solar maximum has been pathetic. No more than 67 sunspots have appeared in a month so far; at the last peak, in 2000, that number was above 120.

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  8. Psychology

    The bright side of sadness

    Bad moods can have unappreciated mental upsides.

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  9. Animals

    Amphibian killer forces immune-cell suicides

    Fungal menace to frogs and their kin shuts down key parts of the animals’ defenses.

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  10. Neuroscience

    Sleep allows brain to wash out junk

    Discovery of fluids flowing in mice while they slumber could lead to better treatments for Alzheimer’s disease.

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  11. Anthropology

    Fossil skull points to single root for human evolution

    New find suggests that humankind’s origins trace to an ancient species that spread from Africa to Asia.

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  12. Neuroscience

    NFL players’ brains take a hit

    Brain scans reveal hidden abnormalities in retired football pros.

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