The Pendulum is a science fiction fanzine by Bill Venable.
The Pendulum was published at 610 Park Place, Pittsburgh, Pennsylvania, U.S.A. The first issue appeared in January 1952. Three issues followed, including issue 2.2, so altogether four issues, but counted as three.
Contributors of writing included G. M. Carr (Cry of the Nameless), Raymond L. Clancy, Harlan Ellison (Science Fantasy Bulletin), C. Stewart Metchette, Derek Pickles, Peter J. Ridley, and Walt Willis (Hyphen).
Contributions of poetry came from Raymond L. Clancy and Philip Duke.
The Pendulum was a member of "Fanvariety Enterprises", an affiliation of fan publishers put together by Max Keasler and Bill Venable. It included such publications as Max Keasler's Opus, Norman Browne's Vanations, Harlan Ellison's Science Fantasy Bulletin, Dave English's Fantasias, Nan Gerding and Bob Farnham's The Chigger Patch of Fandom, Norbert Hirschhorn's Tyrann, Ian MacAuley's Cosmag, Joel Nydahl's Vega, and Starlanes by Nan Gerding and Orma McCormick.