In this article we analyze two undergraduate students' discourses when talking about a teaching chapter with a historical approach to the Nuclear Issue. Methodologically we make use of the discourse analysis, as it has become know in Brazil through Eni Orlandi. We observe the strong influence of undergraduate students' discursive memory generated during high school and university period. Their discourses contained contradictions and dislocations that were similar to those in education in physics' research discourses.
History of Science; Nuclear physics; Imaginary; Initial teacher education