Historical science in the broadest sense including astronomy and the like has many characteristics that make them different from non-historical sciences such as physics, chemistry and molecular biology. Yoga Let That Shit Go Poster. I would like to mention four such properties: methodology, causality, predictability and complexity. In physics, the main method for acquiring knowledge is laboratory experiments, in which one controls the parameters that need to be studied, conducting parallel experiments to control in which this parameter is used. was kept constant, remained constant from beginning to end of other parameters, repeated both main and control experiments, then obtained quantitative data.