There’s a rift in reality—an invisible border that separates two utterly different realms. On one side lies our everyday world, where things obey commonsense rules: objects never occupy more than one ...

A strong permanent magnet acts as a simple pendulum, swinging back and forth while hanging from strings. A copper plate underneath the magnet can be moved up to tune the eddy current damping. Swing ...

In early 2024, the National Institute of Technology, Karnataka, witnessed many students eagerly waiting to do a laboratory experiment. What was unusual was that they were in their hostel, not lab. And ...

For this project I show how to make make a pendulum wave, an interesting science/physics experiment where a series of pendulums is measured so that each one moves slightly faster than the one before ...

During the past year at the Cruft Laboratory Professor G. W. Pierce has been engaged in making some precision clocks for laboratory and observatory use. One of the clocks employs a pendulum enclosed ...