Further on the physics of froth

Hard and soft on the heels of the announcement about beer foam’s anti-spillage property comes other news about beer foam research: “Physics of Beer Tapping,” Javier Rodríguez-Rodríguez, Almudena Casado-Chacón, and Daniel Fuster, Physical Review Letters, 113, 214501, 20 November 2014. The authors report: “The popular bar prank known in colloquial English as beer tapping consists in […]