Uncategorized

  1. Humans

    Letters from the March 24, 2007, issue of Science News

    Story panned So we shouldn’t cook food in easily cleanable pots because we might release a little bit of maybe-not-even-toxic chemicals into the food (“Heating releases cookware chemicals,” SN: 1/27/07, p. 61)? Because a common chemical found worldwide is merely suspected of being linked to worldwide rates of exposure? Why are our U.S. companies being […]

    By Science News
  2. Math

    Computing Photographic Forgeries

    Scientists are using mathematical tools to sniff out faked photographs.

    By Julie Rehmeyer
  3. Math

    Computing Photographic Forgeries

    Scientists are using mathematical tools to sniff out faked photographs.

    By Julie Rehmeyer
  4. Humans

    From the March 13, 1937, issue

    Man helping snake, paraffin lenses for neutrons, and glass with a past.