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  1. Astronomy

    Big Broadcast

    A record-breaking radio burst from the sun last Dec. 6 temporarily overwhelmed scores of GPS receivers, highlighting the hazard of radio storms on Earth.

    By Ron Cowen
  2. Humans

    Letters from the June 9, 2007, issue of Science News

    Safe passage I have to ask you to remove the subtitle “Dangerous Bridge” under the photograph of the exit ramp from the New Jamarat Bridge in Saudi Arabia (“Formula for Panic: Crowd-motion findings may prevent stampedes,” SN: 4/7/07, p. 213). There has never been an accident on that ramp, and the bridge is now being […]

    By Science News
  3. Humans

    From the May 29, 1937, issue

    An ancient Miss America, an indivisible neutron, and crystallized catalase.