The research on why foamy liquid (such as beer or latte) is less likely to slosh out of a cup than non-foamy liquid (such as black coffee), has now been formally published. The study is: “Damping of liquid sloshing by foams,” A. Sauret, F. Boulogne, J. Cappello, Emilie Dressaire [pictured here] and H.A. Stone, Physics of […]