Vol. 169 No. #21
Archive Issues Modal Example

More Stories from the May 27, 2006 issue

  1. Tech

    Directing tubular traffic

    Researchers have shown that they can steer individual protein tubes along tiny channels of a glass chip.

  2. Chemistry

    Leaking lead

    A disinfectant used by some U.S. water utilities dissolves lead in laboratory experiments.

  3. Physics

    A well-spun egg also jumps

    Physicists have demonstrated that spinning a hard-boiled egg horizontally makes it jump into the air.

  4. Planetary Science

    The sands of Titan

    Although the surface of Saturn's moon Titan is cold enough to freeze methane, it has sand dunes like those in the Arabian Desert, according to radar images taken by the Cassini spacecraft.

  5. Health & Medicine

    Many people don’t see well

    Vision screening of a broad sample of people in the United States ages 12 and older finds that 6.4 percent of them have substandard vision.

  6. Health & Medicine

    Hookworms hitched rides with nomads

    Horseback-riding herders known as Scythians once traveled far and wide across Eurasia, and their remains contain the parasites to prove it.

  7. Animals

    True-pal lizards may show odd gene

    Colorful lizards in California may offer an example of a long-sought evolutionary factor called greenbeard genes, a possible explanation for altruism.

  8. Health & Medicine

    Prescription stimulants are big on campus

    Nearly 1 in 10 students at a New England college admits to using prescription stimulants without authorization.

  9. Burden of Abuse: Violent partners take mental toll on women

    Physical abuse at the hands of their husbands or live-in male partners contributes substantially to major depression and other disorders among women.

  10. Ecosystems

    Top-Down Lowdown: Predators shape coastal ecosystem

    The health of southern California kelp forests may depend more on the ecosystem's predator population than the forest's access to nutrients.

  11. Health & Medicine

    Open Water, Open Mouths: Scuba divers face infection risks

    A new study takes a stab at quantifying the risks that waterborne bacteria and viruses pose to scuba divers.

  12. Health & Medicine

    For the Birds: New vaccines protect chickens from avian flu

    By piggybacking components of strains of avian-influenza virus onto an existing poultry vaccine, scientists have created experimental vaccines that can prevent bird flu in chickens.

  13. Big Oil, Tiny Barons: Microbes can unleash trapped petroleum

    Specialized microbes can lift trapped oil from wells long gone dry.

  14. Animals

    Lobster Hygiene: Healthy animals quick to spot another’s ills

    Caribbean spiny lobsters will avoid sharing a den with another lobster that's coming down with a viral disease.

  15. Materials Science

    Gripping Tale: Metal oozes in nanotubes’ grasp

    Carbon nanotubes can squeeze substances inside them with such high pressures that even hard metals squish like putty.

  16. Violent Developments

    New research has identified a spectrum of interacting elements that contribute to impulsive violence in young people.

  17. Light Impacts

    Depending on when it's encountered, blue light can be more effective than other hues (or even white light) at waking people, setting their biological clocks, and maximizing visual acuity.

  18. Humans

    Letters from the May 27, 2006, issue of Science News

    Dig it or don’t I am rather surprised at all the attention this find is getting (“Out of the Shadows: Not all early mammals were shy and retiring,” SN: 3/18/06, p. 173). Some would think that these mammals caused the downfall of the dinosaurs, but the fossil record suggests a very different scenario. There is […]