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  1. Humans

    Letters from the October 23, 2004, issue of Science News

    Hand to mouth “Skin proves poor portal for arsenic in treated wood” (SN: 7/24/04, p. 62: Skin proves poor portal for arsenic in treated wood) shouldn’t make parents any less wary of allowing their children to come in contact with the chromated-copper arsenate wood structures. What children pick up on their hands from a deck […]

    By Science News
  2. Computing

    Net History

    Nethistory.info is a new Web site devoted to the history of the Internet. Its aim is to provide material documenting the applications and platforms that came together to create the early Internet, including protocols, personal computers, e-mail, the World Wide Web, networks, and much more.