Commercial brewers put a ton of time and research into ensuring that their packaged beers taste as if they were just poured from the tap. But the design of a pint glasses has a lot to do with how good ...

Add Yahoo as a preferred source to see more of our stories on Google. Bartender pouring light beer from a draught into glass mug with empty mugs hanging behind, and a bar setting is in the background.

Ever wondered why draft Guinness has that super-rich, creamy foam that seems to cascade downward in the glass? The answer is gas. Nitrogen gas to be exact. In the 1950s, brewers at Guinness developed ...