Soap Bubbles Science with Keith Johnson

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This is a really interesting video about soap bubbles -- how they work and what we can do with them. The slow motion footage of a bursting bubble is especially interesting to watch.

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When you pour a beer, there is this foamy top called the head. The size of the head decreases over time. What is this process dependent on? Clearly, little bubbles of beer are popping. Does each bubble have an equal probability of popping? Do only the bubbles on the top (or bottom) pop?
I try not to have this be Cute Kid Photo of the Day, but really, when these are the subjects, how can I avoid it?
When you pour a beer, there is this foamy top called the head. The size of the head decreases over time. What is this process dependent on? Clearly, little bubbles of beer are popping. Does each bubble have an equal probability of popping? Do only the bubbles on the top (or bottom) pop?
NGC 7635: The Bubble

One of the coolest things I've ever watched...thanks.