Vol. 169 No. #17
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More Stories from the April 29, 2006 issue

  1. Archaeology

    Ancient text gives Judas heroic glow

    Researchers have announced the restoration and translation of a 1,700-year-old papyrus document containing the Gospel of Judas, an account that portrays Judas Iscariot as a hero, not as Jesus' betrayer.

  2. Stimulant use eases in U.S. children

    The sharp increase in youngsters taking prescribed stimulants that was noted a decade ago largely leveled off between 1997 and 2002.

  3. Mutation blocks fat absorption

    A newly discovered gene in zebrafish seems to prevent the animals from absorbing fat molecules from their diets.

  4. Materials Science

    Microbe holds fast

    A common aquatic microbe makes a sticky substance that produces the strongest biological adhesion ever discovered.

  5. Physics

    Abuzz about uranium

    A type of atomic vibration never before seen in ordinary solid materials has been observed in uranium.

  6. Earth

    Greenland glacial quakes becoming more common

    The number of earthquakes that occur beneath surging glaciers in Greenland has doubled in the past 4 years.

  7. Paleontology

    Dinosaur neck size reaches new extreme

    Scientists have unearthed remains of a massive, plant-eating dinosaur whose neck may have been twice as long as its body.

  8. Tech

    Long-lasting liposomes

    A coat of nanoparticles can prevent a popular lab-made capsule from fusing with its neighbors and losing its structure.

  9. Physics

    Universe in Flux: Constant of nature might have changed

    Researchers have found signs that one of the constants of nature has undergone a subtle shift since the universe's infancy.

  10. Earth

    Seismic Speed Traps: Iron-rich regions may slow deep-Earth vibes

    Large quantities of iron-rich minerals may be responsible for the sluggishness of seismic waves traveling through certain regions deep within Earth.

  11. Nixing Malaria: DNA segment provides parasite resistance

    A section of the mosquito genome appears to give the insects a natural resistance to malaria.

  12. Earth

    Brain Delay: Air pollutants linked to slow childhood mental development

    Pollutants spewing from vehicles and power plants may be harmful to fetal brains.

  13. Astronomy

    Energy-Saving Space Engines: Black holes can be green

    Some seemingly quiet black holes are actually efficient engines that emit jets of high-energy particles.

  14. Animals

    Grammar’s for the Birds: Human-only language rule? Tell starlings

    A grammatical pattern called recursion, once proposed as unique to human language, turns out to fall within the learning abilities of starlings.

  15. Health & Medicine

    Small Wonder: Taking the bite out of anthrax toxin

    Using a submicroscopic synthetic blob called a liposome, scientists have neutralized anthrax toxin in rats.

  16. Health & Medicine

    Ultrasound’s New Focus

    No longer limiting the use of sound waves to diagnostic medicine, researchers are studying high-intensity focused ultrasound as a treatment for uterine fibroids, breast cancer, prostate cancer, and other cancers.

  17. Earth

    Buried Treasures

    Geologists have long understood the chemical processes that sculpt many cave formations, but they've only recently come up with a physical model that explains some of their shapes.

  18. Humans

    Letters from the April 29, 2006, issue of Science News

    Creating a controversy The real irony of ironies is that evolution has not evolved (“Evolution in Action: The trials and tribulations of intelligent design,” SN: 2/25/06, p. 120). When even mainstream evolutionary scientists propose any change to “the fact of evolution,” they are immediately silenced. That’s not science. As it has been practiced by many, […]