• Study Says ‘Sinking Bubbles' in Stouts Is an Optical Illusion

    9 days ago - By Vine Pair

    Apparently, we aren't the only ones captivated by the cascading bubbles in a pint of Guinness. A new study published in the American Journal of Physics takes a closer look at the phenomenon of “sinking bubbles,” and why, in certain beers, gas appears to sink instead of float.
    The study, titled “Sinking bubbles in stout beers,” by William Lee, a professor of industrial mathematics at the University of Huddersfield in West Yorkshire, England, explains the “ falling-bubbles phenomenon ” as an optical illusion of sorts.
    Basically, the study posits , bubbles in beer are supposed to rise because...
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