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[German Version] I. Natural Sciences Verification of a physical hypothesis or theory means empirical demonstration that the theory is true. Many physical hypotheses, however, are universal propositions, which make assertions regarding potentially an infinite number of individual cases, for example laws of nature (Natural law/Law of nature) such as “All bodies that are heated expand.” Therefore they can never be verified in the strict sense, since we can actually test only a finite number of cases. K.R. Popper pointed out, however, that we can at least falsify such hypot…