[Stephen Hobley] has been experimenting with an electromagnetic pendulum in order to build himself a clock. Through the course of his experiments, he has learned quite a bit about how pendulums ...

That big grandfather clock in the library might be an impressive piece of mechanical ingenuity, and an even better example of fine cabinetry, but we’d expect that the accuracy of a pendulum ...

From this point on, the gyro mechanism makes minor steering adjustments via the rudders, keeping the torpedo on a straight course. Perhaps when you hear the word pendulum you think of a clock's ...