Uncategorized

  1. Earth

    Cigarette smoke can harm kitty, too

    Compared with animals living in smokefree homes, cats who lived for some time with a smoker at least doubled their risk of developing the feline analog of the cancer non-Hodgkin's lymphoma.

    By Janet Raloff
  2. Tech

    Micromachine runs on nuclear power

    Radioactivity creates electric fields that wiggle a tiny lever.

    By Peter Weiss
  3. Math

    Probabilities in Bingo

    One of the little pleasures of our annual winter vacation is an evening Bingo party. After a day of sledding and cross-country skiing, it’s relaxing to indulge in a social game that requires minimal thought, affords young and old the same chance of winning, and has a strong element of suspense.