Applied science is the application of knowledge from one or more natural scientific fields to solve practical problems. In Science, the term natural science refers to a naturalistic approach to the study of the Universe, which is understood as obeying rules or law of Fields of engineering are applied sciences. Engineering is the Discipline and Profession of applying technical and scientific Knowledge and Applied science is important for technology development. Technology is a broad concept that deals with a Species ' usage and knowledge of Tools and Crafts and how it affects a species' ability to control and adapt Its use in industrial settings is usually referred to as research and development (R&D). The phrase research and development (also R and D or more often R&D) according to the Organization for Economic Co-operation and Development, refers