- Radiology: The study of X-rays and radio activity.
- Robotics: It deals with the designing, construction and operation of robots.
- Seismology: The study of earthquakes and the phenomena associated with it.
- Sericulture: The breeding of silk worms for the production of raw milk.
- Serpentology: It is the study of the snakes.
- Sociology: The study of human society; its structure and functioning.
- Statics: It is the study of physical system in static equilibrium, when force is applied.
- Statistics:This science explores studying, analyzing, collecting and organizing data.
- Taxonomy: It involves the classification of organisms in an order manner, but in such a way that natural relationships between them are / can be established.
- Telecommunication Engineering: It is the science of developing physical and logical applications of computer science, using principles of electrical and mechanical engineering.