The beer, like the sign, also favors fashion over function ... Dark and vaguely medicinal Guinness is the Scorpio of the beer world. Getty Images Dark, medicinal, and, when used in combination ...

In the past few decades, Guinness revolutionized both draft beer systems and how stouts are canned. The key? Nitrogen, and a modified ping pong ball. Amelia Schwartz is a Brooklyn-based writer and ...