Up next in our Ask The Expert series is a hot topic among wine lovers currently ... This mutation is not necessarily a good or bad thing; it just means that the original yeast that was once ...

Wine has had a tough go in the ... then grape juice and yeast is added to create a second fermentation. The result is a good bit more complex than most NA sparkling wines we tried.

Humans have taken advantage of the metabolism in a tiny fungus called yeast to create beer and wine from grains and fruits. What are the biological mechanisms behind this alcohol production?