
Falling stout bubbles explained
(Sorry about the picture illustration - it isn't stout, it's lager. It's still beer. It's what I have. I can't illustrate everything exactly...)
"German lager yeast appears to have originated on beech trees in southern Argentina. But how did it get to Europe 600 years ago?"
"Did our Neolithic ancestors turn to agriculture so that they could be sure of a tipple? US Archaeologist Patrick McGovern thinks so. The expert on identifying traces of alcohol in prehistoric sites reckons the thirst for a brew was enough of an incentive to start growing crops."They probably had the desire for anything that helped them survive their short and brutal existence...