Philosophical consequences of K.F. Von Weizsacker's quantum theory of information

The article deals with the philosophical consequences of K.F. von Weizsacker’s quantum theory of information. It is aimed at identifying the semantic content of the concept of «original alternative», as well as analyzing the relationship of matter, form and information in the concept of the researcher. The author comes to the conclusion that information is a numerical measure of a substance or a measure of a plurality of forms, a form serves as the basis of matter, and original alternatives are the initial material for the reconstruction of an object.