Uncategorized

  1. Humans

    ThinkQuest Winners

    In the ThinkQuest competition, teams of students from around the world create educational Web sites. Take a look at this year’s winners, which feature imaginative and engaging efforts on such topics as avian flu, mathematics history, information inequality in the digital age, minerals and mining, artificial intelligence, and more. Go to: http://www.thinkquest.org/aug05may06/index.shtml

    By Science News
  2. Earth

    Mercury Rising: Natural wildfires release pollutant

    Fires in high-latitude forests and peaty soils of the Northern Hemisphere may loft hundreds of tons of mercury into the atmosphere each year.

    By Sid Perkins

  3. Pathogen Preference: Infected amoebas flourish in cooling towers

    Cooling towers appear to be more effective than natural waters at fostering novel bacterial species that cause illnesses in people.