Theoria: Chapters in the Philosophy of Science

Science is knowledge gained and justified methodically. It is achieved by research and theory formation. But what is a methodical procedure and what are methodically established justifications? What kind of principles must be observed in order to obtain the degree of objectivity that is generally claimed by science? What is the relation between science in the research mode and science in presentation mode, i.e., in its theoretical form? Do the same principles hold here? And how are they jus...