Uncategorized

  1. Anthropology

    Evolution’s DNA Difference: Noncoding gene tied to origin of human brain

    Investigators have discovered a gene that shows signs of having evolved rapidly in people and of having made a substantial contribution to the emergence of a uniquely human brain.

    By Bruce Bower
  2. Earth

    Holy Smoke: Burning incense, candles pollute air in churches

    Incense and candles release substantial quantities of pollutants that may harm health.

    By Ben Harder
  3. Health & Medicine

    Fewer Drugs, Same Outcome: Simpler HIV regimens are effective

    In two studies, AIDS clinicians found that standard three-drug regimens fight HIV as well as four-drug treatments do, and that a single drug might maintain a patient's health once the virus is suppressed.