Vol. 166 No. #1 Archives

More Stories from the July 3, 2004 issue

  1. Planetary Science

    Cometary encounter

    Planetary scientists are feasting on close-up images of Comet Wild 2 as well as on the first information about its composition.

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  2. Neurons take charge to change messages

    Neurons in a developing embryo respond to changes in their electrical activity by altering the types of chemical messengers that they produce.

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  3. Health & Medicine

    Celiac disease affects kids’ minds

    Attention deficits and learning disabilities have joined the list of neurological problems associated with the intestinal disorder known as celiac disease.

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  4. Two-handed protein may protect DNA

    An unusually shaped protein may help a bacterium thrive in tough times.

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  5. Animals

    Jumping spiders buzz, thump when dancing

    Some jumping spiders, long considered visually oriented animals, turn out to utilize seismic communication for a successful courtship.

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  6. Animals

    Farmer ant species may have lost all its males

    A fungus-growing ant may be the first ant species known to have no power of sexual reproduction.

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  7. Animals

    Why does a buddy help another male flirt?

    The sidekick male in the two-bird courtship display of lance-tailed manakins has to leave when the mating starts but may reap delayed benefits in real estate and performance practice.

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  8. Animals

    Ultrasound alarms by ground squirrels

    Richardson's ground squirrels may occasionally use ultrasound when calling out in response to a disturbance.

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  9. Health & Medicine

    SARS Control: First nasal vaccine effective in monkeys

    An experimental SARS vaccine, tested in monkeys, can be administered directly to the respiratory tract and requires only a single dose to confer immunity.

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  10. Tech

    Sweet Frequency: Implantable glucose sensor transmits data wirelessly

    Modeled after antitheft magnetic strips, a new implantable glucose sensor for diabetes patients could do away with daily pinprick tests.

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  11. Astronomy

    Powerhouse Astronomy: Blazing black hole from the early universe

    A jet of matter and radiation emanating from a newly discovered black hole could provide a new probe of the first stars and the radiation left over from the Big Bang.

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  12. Health & Medicine

    Before the Booze: Cactus extract dulls hangovers

    An inflammation-fighting plant extract, taken hours before consuming alcohol, appears to suppress some of the symptoms brought on by a bout of heavy drinking.

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  13. Anthropology

    Erectus Experiment: Fossil find expands Stone Age anatomy

    A 930,000-year-old fossil cranium found in Africa widens the anatomical spectrum of Stone Age human ancestors and expands debate over how they evolved.

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  14. Plants

    Rewriting the Nitrogen Story: Plant cycles nutrient forward and backward

    For the first time, a green plant has been found to break down nitrogen-containing compounds into the readily usable form of nitrates, a job usually done by microbes.

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  15. Paleontology

    Neck Bones on the Menu: Fossil vertebrae show species interaction

    Three fossil neck bones from an ancient flying reptile—one of them with the broken tip of a tooth embedded in it—indicate that the winged creatures occasionally fell victim to meat eaters.

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  16. Comfortably Numb

    Scientists are finding the molecular targets of anesthetics.

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  17. Earth

    Dead Heat

    New studies suggest that adverse health effects related to global warming aren't just a theoretical concern for the distant future.

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  18. Humans

    Letters from the July 3, 2004, issue of Science News

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