[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 ...

Instead of a pendulum rocking back and forth ... it sticks its tongue out. Another unique clock that my grandfather would have loved, because he liked oddities and mechanical things, is in ...

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 ...