Molecular gastronomy is defined as the study and application of chemistry, physics, and other scientific principles on cooking. As part of a sub-discipline of food science that is characterized by avant-garde cooking techniques, molecular gastronomists study the chemical-physical processes that take place when you cook food. Some innovations that the movement has birthed include blood orange foam, transparent ravioli, cocktail ice spheres, hot ice cream, soy sauce crystals, and fried mayonnaise. Restaurants around the country have adopted the trend to transform flavors and presentations. Read on to learn the origins and concepts of this culinary craze.