This (derivative) article has some cool animated GIFs that show the effect in action: http://www.thisiscolossal.com/2015/04/dancing-droplets/ http://www.thisisc

This (derivative) article has some cool animated GIFs that show the effect in action: http://www.thisiscolossal.com/2015/04/dancing-droplets/ http://www.thisiscolossal.com/2015/04/dancing-droplets/