Normally there are no sciences that are related to science. But there are divisions in science . Science is divided in to many categories . science is mainly divided in to two categories they are...
Science is related to science. In-fact biology is science.
Like velocity, power and many more.
Well there are many... Biomedical science, Biochemistry science, Biophysics. Just to name a few :)
Science is related to life science because science studies everything on planet earth so how can it not be.