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Your search has returned 46 articles:
  • News

    Worst of Two Worlds: Hybrid mosquitoes spread West Nile virus

    Mosquitoes that spread West Nile virus in North America are a blend of two strains that remain essentially distinct in the Old World, researchers report. Interbreeding may explain why the insects often bite both birds and people in North America but generally only one or the other in Europe.

    West Nile virus has caused fatal encephalitis in people during recent U.S. outbreaks...

    03/03/2004 - 11:34
  • Feature

    Science News Challenge

    Every word required for this puzzle appeared in a Science News article during 2003.

    If you need a hint, check the print article by going to the volume and page number listed after each clue or find the online version of the article by clicking on the link. An asterisk indicates that the article is available free to all visitors to Science News Online. Subscribers...

    12/17/2003 - 12:47 Humans & Society
  • Feature

    Science News Challenge

    Every word required for this puzzle appeared in a Science News article during 2003.

    If you need a hint, check the print article by going to the volume and page number listed after each clue or find the online version of the article by clicking on the link. An asterisk indicates that the article is available free to all visitors to Science News Online. Subscribers...

    12/17/2003 - 12:47 Humans & Society
  • Feature

    Science News of the Year 2003

    Fighting off the viruses

    A couple of decades ago, if someone had asked whether you'd heard about "that new virus," you'd have know that they were concerned about a health threat. This year, you'd have needed to ask, "Medical or computer?" On both viral fronts, 2003 was...

    12/16/2003 - 12:27 Humans & Society
  • Feature

    Science News of the Year 2003

    Fighting off the viruses

    A couple of decades ago, if someone had asked whether you'd heard about "that new virus," you'd have know that they were concerned about a health threat. This year, you'd have needed to ask, "Medical or computer?" On both viral fronts, 2003 was...

    12/16/2003 - 12:27 Science & Society