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  1. People with malaria attract more mosquitoes

    The protozoan causing malaria may facilitate its own spread by making people more alluring to mosquitoes.

    By Christen Brownlee

  2. Placebo reins in pain in brain

    Pain relief provided by inert medications may reflect increased transmission of a brain chemical involved in regulating stress and suppressing pain.

    By Bruce Bower

  3. 19587

    The research into placebos’ pain relief in this article should probably be tied in with the recent work utilizing hypnotism for pain relief. It may well be that the two turn on the same centers of the brain. C. Norman WinningstadNewport, Ore.

    By Science News
  4. Astronomy

    Hidden black holes

    A new study has added to existing evidence that most of the monster black holes at the cores of galaxies are shrouded by dust.