Wine is an alcoholic beverage made from fermented grapes or other fruits. The natural chemical balance of grapes lets them ferment without the addition of sugars, acids, enzymes, water, or other nutrients.Yeast consumes the sugars in the grapes and converts them into alcohol. Different varieties of grapes and strains of yeasts produce different types of wine. The well-known variations result from the very complex interactions between the biochemical development of the fruit, reactions involved in fermentation, and human intervention in the overall process. The final product may contain tens of thousands of chemical compounds in amounts varying from a few percent to a few parts per billion.
What are the differences between a bottle of premium, high rated Pinot Noir and a shelf classic Merlot? Well, besides a lot of money, wine critics would be quick to detail all the subtle differences that come together in an amalgam of sensations, and consequently make the premium look like a divine gift from Dyonisis [...]
Every once in a while you hear about such a good idea that you just know it deserves a prize. Such is the idea of a few students from Rice University, who are taking drinking beer to a whole new level; the genetically engineering level. They are entering it in the International Genetically Engineered Machine [...]