Is Guinness defying the laws of physics? Not exactly. Every Guinness is supposed to be poured into a specially crafted tulip glass. But that glass is designed to manipulate the bubbles in the beer ...

In fact, it takes :19 before the head-fake is revealed with the super "100% H2O ... proudly pour them one in a nice clean (branded) Guinness glass and hand it to the patron with a wink.

and the act of pouring Guinness 0 is equally as satisfying as pouring the original. Crack a can, quickly flip it upside down in the glass, and watch the beer cascade out. Tiny bubbles rise and ...