50 Years Ago

  1. Science Past from the issue of September 22, 1962

    PIGMENT MAY HELP VISION — The same chemical that gives you that golden tan from the summer sun may also help you to see. The brown pigment, melanin, may take part in controlling the messages sent from the eye to the brain, Lieut. Raymond J. Sever, U.S. Navy, told the American Chemical Society in Atlantic […]

    By Science News

  2. Science Past for September 8, 1962

    NEW METHOD USES CRYSTAL TO DETECT COSMIC RAYS — A new method for detecting the cosmic rays that continuously bombard the earth from outer space has been developed. The technique of using a crystal to catch the tracks of cosmic rays, already showing its worth on earth, will be tried from an earth satellite this […]

    By Science News

  3. Science Past from the issue of August 25, 1962

    RUBY LASER PIERCES A SAPPHIRE CRYSTAL — A pulsed ruby laser piercing a sapphire crystal is shown on this week’s front cover.