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  1. Health & Medicine

    Scientists find a soup of suspects while probing milk’s link to cancer

    Latest studies focus on estrogens, androgens and IGF-1.

    By Janet Raloff

  2. Book Review: Not One Drop: Betrayal and Courage in the Wake of the Exxon Valdez Oil Spill by Riki Ott

    Review by Laura Sanders.

    By Science News

  3. Haywired: Pointless (Yet Awesome) Projects for the Electronically Inclined by Mike Rigsby

    Make a smiling picture frame, a talking alarm, a no-battery electric car and more with this how-to guide for hobbyists. Chicago Review, 2009, 187 p., $16.95 Haywired: Pointless (Yet Awesome) Projects for the Electronically Inclined by Mike Rigsby

    By Science News

  4. A Primer for Mathematics Competitions by Alexander Zawaira and Gavin Hitchcock

    A guide to acquiring the mental equipment and problem-solving agility needed to become a successful mathlete.