5 things you should know about the champagne you'll drink tonight

Between Thanksgiving and New Year’s, sales of sparkling wines spike, as humans celebrate the holidays — especially the New Year — with champagne toasts. Since it’s about time to pop open that bottle of bubbly, here are a few things you should know:The bubbles are basically yeast fartsWe have yeast to thank for alcohol, and we should thank it twice for alcohol with bubbles. These microscopic fungi extract energy from sugar using a process called fermentation, and produce a