what the method of research? what does that have to do with anything? without getting philosophical all science is is the understanding of things (physical, molecular, etc). an understanding in itself CANT be wrong, but the thing that they "understand" can be. and the methods by which they conduct their research can also be wrong. take a error analysis class, and youll understand. i know this is hard for a hippie sociologist to grasp, but any scientist will tell you that science gets proven wrong. and that science is mans attempt to understand our world as best as we can. and with that we can expect errors and flaws. thats why we have THEORIES