Uncategorized

  1. Astronomy

    Dark Doings

    A slew of new and proposed experiments, ranging from the cosmic to the subatomic scale, may shed light on why the expansion of the universe is speeding up.

    By Ron Cowen
  2. Anthropology

    Humanity’s Strange Face

    New fossil finds in a Romanian cave fuel controversy over whether different, closely related species interbred on the evolutionary path that led to people.

    By Bruce Bower
  3. 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
  4. 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.