Falling stout bubbles explained

Irish mathematicians may have solved the mystery of why bubbles in stout beers such as Guinness sink: it may simply be down to the glass. Simulations suggest an upward flow at the glass's centre and a downward flow at its edges in which the liquid carried the bubbles down with it. But the reasons behind this flow pattern remained a mystery.

2012-05-29

 beer glass bubble carbon dioxide nitrogen flow

Return to the linkmark list.