Bubble inside a Bubble High Speed Photography by Heinz Maier

Photo: Cymaii/Flickr We'...  ...ma, but this one by German photographer Heinz Maier has got us stumped: how in the world di...  ...as more pics: Link | Don't miss more of Heinz 's work on Flickr

http://www.neatorama.com/2011/10/29/bubble-inside-a-bubble-high-speed-photography-by-heinz-maier/