Vol. 168 No. #19
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More Stories from the November 5, 2005 issue

  1. Physics

    A matter of gravity

    Gravity Probe B has finished its test of general relativity but results of the study won't be known for another year.

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  2. Anthropology

    Chimps indifferent to others’ welfare

    New laboratory experiments suggest that chimpanzees, unlike people, don't care about the welfare of unrelated members of their social groups.

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  3. Health & Medicine

    Breath test could detect bad microbe

    Using machines that identify component parts of gases, scientists can now detect markers of a dangerous fungal infection in the lungs of people just by analyzing their breath.

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  4. Dopamine gene ups schizophrenia risk

    A long-term study of children with a rare chromosome deletion indicates that those who have a single copy of a gene that promotes a dopamine overload in the brain have an above-average risk of developing schizophrenia later in life.

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  5. Planetary Science

    New Partners: Hubble finds more moons around Pluto

    Astronomers using the Hubble Space Telescope have spied two tiny moons orbiting Pluto, giving this planet a total of three satellites.

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  6. Health & Medicine

    More Than an Annoyance: Breathlessness could be sign of bigger problems

    People who have dyspnea, the sensation of being frequently out of breath, may have an increased risk of dying from heart problems.

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  7. Physics

    Light Pedaling: Photonic brakes are vital for circuits

    A novel silicon microchip device slows and varies light-pulse speeds—a function considered critical for the development of photonic circuits based on light instead of electrons.

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  8. Bad Readout from DNA: Genes that act on brain may promote dyslexia

    Studies conducted in the United States, Germany, and England indicate that two genes, both located on chromosome 6 and involved in orchestrating neural migration in developing brains, contribute to the severe learning disorder known as dyslexia.

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  9. Animals

    Beyond Falsetto: Do mice sing at ultrasonic frequencies?

    Male mice may serenade prospective mates at pitches about two octaves higher than the shrillest sounds audible to the human ear. With Audio.

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  10. Materials Science

    Up to Snuff: Nanotube network fights flames

    Researchers have found that infusing plastics with a network of carbon nanotubes reduces their flammability.

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  11. Earth

    Volcanic Suppression: Major eruptions can reduce sea level

    Although scientists have known for years that major volcanic eruptions can temporarily cool Earth's climate, a team now suggests that such outbursts can temporarily cause sea level to drop for a while as well.

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  12. Math

    Pushing the Limit

    Scientists are moving closer to constructing superefficient, noisefree data-transmission codes.

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  13. Questions on the Couch

    A new policy statement on evidence-based practice from the American Psychological Association illustrates the intense struggle among researchers and clinicians over how best to study the effectiveness of psychotherapy in its many forms.

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  14. Humans

    Letters from the November 5, 2005, issue of Science News

    Wind or fury? (“The Wind and the Fury” (SN: 9/17/05, p. 184) states, “In 2004, Florida suffered its worst hurricane season in 118 years, with nine hurricanes, five of which were classified as major.” While it’s true that 9 of the 15 named tropical or subtropical storms that formed in the North Atlantic basin last […]

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