When we think of carbonated drinks, many of us think of soda or sparkling water. But beer fizzes, does that mean it's also ...

you could either take a deep sip that covers your face in beer bubbles or wait for the froth to settle down. The latter ...

Order a pint of the black stout in a pub, and you're going to notice something very strange about the beer: Its bubbles are sinking! But wait. Bubbles are supposed to rise all the time!