Dry martini seems to glow as an olive splashes and spills alcohol out of the glass - Anton Vierietin/Shutterstock Ever wondered what makes those glow-in-the-dark cocktails so captivating?

Ever wondered what makes those glow-in-the-dark cocktails ... visible in sunlight against a dark backdrop. Read more: 18 Unusual Craft Cocktail Ingredients You Should Try At Least Once Other ...