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  1. Math

    Extra Time, Math, and the SAT

    Extra time on the math portion of the SAT helps the most able students the most.

    By Ivars Peterson
  2. Humans

    Letters from the May 15, 2004, issue of Science News

    Drug benefits There are added benefits to methotrexate and etanercept for rheumatoid arthritis patients, such as myself (“Two arthritis drugs work best in tandem,” SN: 3/13/04, p. 174: Two arthritis drugs work best in tandem). After a recent major flare-up, my rheumatologist put me on that therapy. Many people don’t realize that along with inflammation […]

    By Science News

  3. From the May 12, 1934, issue

    William M. Welch and public health, a thymus-gland extract for speeding up growth, and mass-three hydrogen.