Answer:
Social sciences, STEM fields of natural sciences and philosophies from the field humanities go hand to hand when implementing the innovations from latter two as real world solutions to benefit society in general.
How social sciences are applied varies depending on case.
As for example, a new ethically sustainable highspeed mass transit system that's developed in natural sciences field needs social sciences in order to make it efficient among other things which is in consideration of ethics from humanities by reseaching of local rush hours and passenger loads and so on.
