This is one of those random emails that came to me. I'm passing it along before I file it under Fun Facts to Know and Tell.
The scientific explanation notwithstanding, this is some neat stuff to watch!
Harvard built a device with a series of fifteen pendulums in a row, each one of them slightly longer than its neighbor.
The pendulums were set into motion and the result was captured on video.
The patterns that appear in this short video are fascinating to watch.
Prepare to be captivated by this simple device! Pendulum Waves