Here's a beautiful fluid dynamics experiment that begins in your shower

The next time you're in the shower, try pouring a steady stream of shampoo into an open, flattened palm. See how the thread loops and buckles as it comes into contact with your hand? Physicists who study fluid dynamics call this behavior "the rope-coiling effect;" it's a physical property commonly observed in viscous… » 1/04/12 9:40am 1/04/12 9:40am