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  1. Growing Up Online

    New studies probe some of the many ways, both good and bad, that children and teenagers use the Internet and adapt to online communication.

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  2. Math

    Dropping Lowest Scores

    Determining which scores to drop when computing a final grade that is to a student's greatest advantage can be tricky. For more math, visit the MathTrek blog.

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  3. Humans

    From the June 6, 1936, issue

    Young robins ready to solo, threats from space, and molecule models.

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  4. Health & Medicine

    Medicine in the News

    This Web site from the University of Pennsylvania School of Medicine serves as a clearinghouse for timely medical information. It provides news stories, along with “teaching brief” articles that aim to help clinicians and consumers understand the implications of new discoveries and developments in the medical world. Go to: http://www.medpagetoday.com/

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  5. Earth

    Toxic Tides: Another reason to worry about hurricanes

    The hurricanes that struck Florida in the summer of 2004 also may have triggered an intense, widespread, and long-lasting red tide that afflicted the state's west-central coast throughout 2005.

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  6. Animals

    Leggiest Animal: Champ millipede located after 79-year gap

    A millipede species that can grow up to 750 legs has turned up in California after decades with no sightings.

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  7. 19688

    Reading the June 10 issue, I was prepared to catch the Simpsonesque spoof (blunder?) in this article. Perhaps the creature had up to 748 legs, or possibly up to 752 legs, but not “up to 750 legs.” David ClarkLititz, Pa. Researcher Paul Marek of East Carolina University explains that Illacme plenipes has four legs per […]

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  8. Health & Medicine

    Ancient Wisdom: Chinese extract may yield diabetes treatment

    A plant extract used in traditional Chinese medicine could form the basis for new treatments for type 2 diabetes.

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  9. All the Rage: Survey extends reach of explosive-anger disorder

    A mental disorder that encompasses a wide range of recurring, hostile outbursts, including domestic violence and road rage, characterizes considerably more people than previous data had indicated.

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  10. Animals

    Walking on Water: Tree frog’s foot uses dual method to stick

    The tree frog can cling to both wet and dry terrains, despite its permanently lubricated foot.

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  11. Astronomy

    Mini Solar Systems? Astronomers find disks around planet-size objects

    Disks with the potential to form planets, or at least moons, have been found orbiting objects outside the solar system that themselves are no heftier than planets.

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  12. 19690

    The article leads me to ask if this explains the efficacy of that standard home remedy for preventing urinary tract infections: cranberry juice. Does it contain a cathelicidin mimic or some irritant that (benignly) stimulates cathelicidin secretions? Gregory HonchulWest Liberty, Ky. There is evidence that the juice can thwart bladder infections, but the mechanism appears […]

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