Learn how to make a simple DIY pendulum using a ping pong ball and basic household materials. This step-by-step guide shows you how to construct, balance, and experiment with your pendulum, ...

This post has been sitting in my mind for quite some time. Really, it is about mechanics - not about pendulums. What is the goal in mechanics (classical mechanics, if you like)? Generally, it is to ...

This is a requested post. Clearly, I do requests. The idea here is that I am going to give all the details needed to determine the equation of motion (and then model it) for a basic pendulum. Warning: ...