Humans

  1. Humans

    Letters from the May 29, 2004, issue of Science News

    Judging by science “Forensics on Trial” (SN: 3/27/04, p. 202: Forensics on Trial) was an eye-opener. Our courts may be accepting many analytical techniques that haven’t been adequately validated. We should be careful, especially where the death penalty is involved, not to be guilty of hubris in the application of scientific knowledge. Bob SauerPrinceton, Mass. […]

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  2. Humans

    Famous Engineers

    Did you know that Scott Adams, cartoonist and creator of Dilbert, has an engineering background? Others who have been engineers or have an engineering background include astronaut Neil Armstrong, first man to walk on the moon, as well as film director Alfred Hitchcock, former Dallas football coach Tom Landry, and television talk show host Montel […]

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  3. Humans

    Travels with the War Goddess

    A botany expedition to Samoa turns out to be as much about the people as about the plants.

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  4. Health & Medicine

    Cutting blood supply to kill off fat

    Killing the blood vessels that sustain fat tissue causes obese mice to lose weight.

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  5. Health & Medicine

    Estrogen loss induces lung disease in mice

    Estrogen loss hampers lung function in mice by sabotaging the alveoli, the tiny sacs that deliver oxygen-rich air to the bloodstream.

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  6. Health & Medicine

    Folate enrichment pays baby dividends

    The federally mandated fortification of grain-based foods with folic acid has led to a 25 percent drop in the rate of potentially life-threatening neural tube birth defects.

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  7. Anthropology

    Out on a Limb

    The science of body development may make kindling out of evolutionary trees.

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  8. Health & Medicine

    Cinnamon Cleans the Breath

    Cinnamon can kill oral bacteria, including germs responsible for a chemical that imparts the rotten-egg smell to the breath.

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  9. Humans

    From the May 19, 1934, issue

    Preparing for a stratospheric ascent, the great dust storm of 1934, and the invention of the electron microscope.

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  10. Humans

    Young Talent on Display: Tomorrow’s scientists and engineers win recognition, rewards

    The three top winners of the 2004 Intel International Science and Engineering Fair hail from high schools on different continents.

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  11. Humans

    Letters from the May 22, 2004, issue of Science News

    Further options “Surgical Option: Hysterectomy may top drugs for women with heavy bleeding” (SN: 3/27/04, p. 196: Surgical Option: Hysterectomy may top drugs for women with heavy bleeding) doesn’t mention that 13 to 20 percent of women with heavy menstrual periods have a common but often undiagnosed bleeding disorder called von Willebrand disease. Because this […]

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  12. Archaeology

    Guatemalan sites yield Maya insights

    Excavations at three archaeological sites in Guatemala have provided new insights into both the early and late stages of ancient Maya civilization.

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