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 ...

A diagram of an experimental setup to test how a plantigrade (heel-down) stance affects the amount of force a person is able to apply to a pendulum. Disclaimer: AAAS and EurekAlert! are not ...