Diana Parsell

All Stories by Diana Parsell

  1. Health & Medicine

    Palm-Nut Problem

    The ancient custom of chewing areca nuts is getting more popular as young Asians take up the habit, but betel-nut chewing has been linked to several types of oral cancer.

  2. Anthropology

    Remnants of the Past

    Sophisticated analyses suggest that some prehistoric peoples were highly skilled weavers.

  3. Health & Medicine

    Saturated Fat Shows Unexpected Benefit

    In a study of menopausal women, those who consumed higher amounts of saturated fats over 3 years had less plaque buildup in their arteries.

  4. Health & Medicine

    Heavy traffic may trigger heart attacks

    Exposure to traffic can dramatically increase a person's risk of having a heart attack soon afterward.

  5. Health & Medicine

    Vegetable Soup Fights Cell Damage

    A study in which volunteers ate vegetable soup every day for two weeks points to benefits of vitamin C beyond its role as an antioxidant.

  6. Health & Medicine

    Assault on Autism

    A shift in scientific thinking about what causes autism is prompting a closer look at potential environmental factors.

  7. Health & Medicine

    Nicotine’s Good Side: Substance curbs sepsis in mice

    Nicotine halted the progression of severe sepsis in mice, suggesting a new avenue for treating this acute blood infection.

  8. Health & Medicine

    Fat Fuels PCB Damage: Diet influences toxic effects leading to heart disease

    Certain types of dietary fats can magnify PCB damage to artery cells in a way that sets the stage for cardiovascular disease.

  9. Health & Medicine

    Sleep on It: Fitful slumber tied to diabetes risk

    Disturbed slumber, or sleep apnea, appears to make people more susceptible to certain conditions that lead to diabetes.

  10. Health & Medicine

    Motor Ways: Gene mutation impairs muscle coordination

    Scientists have identified a gene mutation that appears to cause the motor impairment that occurs in a rare disorder called Joubert syndrome.

  11. Earth

    Compost reduces landfill gas

    Field tests suggest that covering solid waste with compost instead of conventional soil could reduce methane-gas emissions from landfills.

  12. Health & Medicine

    Scanning Risk: Whole-body CT exams may increase cancer

    Adults who routinely get whole-body CT scans without medical cause are exposing themselves to doses of radiation that may increase their risk of dying from cancer.