There are a lot of science types but these are just the main types: Biology, Chemistry, Physics, Philosophy, etc. If this didn't help, my other answer is: Look up on google, youtube, etc. websites...
science is science and therefore must be relevant to the entirety of its self
All the time- to find cures for diseases, to find out how animals move, and to recreate dinosaurs.
It is used for every thing in the nature
it is used for study perception,cognition,emotion,personality,behavior and interpersonal relationships.