WASHINGTON (Reuters) - A fruity cocktail may not only be fun to drink but may count as health food, U.S. and Thai researchers said on Thursday. Adding ethanol -- the type of alcohol found in rum, vodka, tequila and other spirits -- boosted the antioxidant nutrients in strawberries and blackberries, the researchers found. Any colored fruit might be made even more healthful with the addition of a splash of alcohol, they report in the Journal of the Science of Food and Agriculture. Dr. Korakot Chanjirakul and colleagues at Kasetsart University in Thailand and scientists at the U.S. Department of Agriculture...