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  1. Health & Medicine

    Arthritis drug fights Crohn’s disease

    The inflammation-fighting drug infliximab can hold off the painful symptoms of Crohn's disease for as long as a year in many patients.

    By Nathan Seppa
  2. Math

    Candy for Everyone

    Several students are sitting in a circle. Each student has an even (though not necessarily the same) number of wrapped pieces of candy. On a signal, each student passes half of his or her trove to the student on his or her right. Between signals, the teacher (reaching into an inexhaustible goody bag) gives any […]

    By Ivars Peterson

  3. From the January 4, 1930, issue

    PILTDOWN MAN EARLIEST HUMAN BEING The ape-man of Darwin was read out of man’s family tree and the dawn-man of Sussex, older than 1,250,000 years, was elevated to the position of man’s progenitor by Dr.