Vol. 166 No. #1
Archive Issues Modal Example

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.

  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.

  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.

  4. Two-handed protein may protect DNA

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

  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.

  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.

  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.

  8. Animals

    Ultrasound alarms by ground squirrels

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

  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.

  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.

  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.

  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.

  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.

  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.

  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.

  16. Comfortably Numb

    Scientists are finding the molecular targets of anesthetics.

  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.

  18. Humans

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

    Whale, of an annoyance In “Din among the Orcas: Are whale watchers making too much noise?” (SN: 5/1/04, p. 275: Din among the Orcas: Are whale watchers making too much noise?), Rus Hoelzel states, “One thing I want to make clear is that I think whale watching is a good thing.” He then states that […]