“Pendulus” is a double pendulum built by Devin Montes that visualizes the unpredictable patterns of chaotic movement in real-time, using an LED light and glow-in-the-dark paint.
For more cool projects, check out Devin’s YouTube channel, Make Anything // 3D Printing Channel
Read more: http://twistedsifter.com/videos/light-painting-double-pendulum-visualizes-chaotic-movement/