You probably have seen a “swinger” clock but never guessed how it worked. Most are small metal statues standing on a base while holding a long baseball bat, pendulum or other long, thin rod that is ...

Here’s how to build a pendulum-controlled clock which can be made really accurate. Retro? – yes, but an interesting project all the same. You’ll need a spare quartz clock which must be adapted by ...

Three years ago, I published a blog post saying, “Today, there are calls for keeping Daylight Saving Time throughout the year.” Much of that opinion came from worries that tinkering with time has ...

Using this design, you can construct an electromagnetically impulsed pendulum clock with a 1-second beat. On the prototype, the pendulum rod is 115cm long with a bob adjusted to make it beat every ...