The irruption of the mass media has affected the way in which the knowledge is constructed. The aim of this article is adducing the reasons and offering examples of how the media of diffusion influence and modify the way in which we learn. The methodology is based on empirical data, since it takes as analysis the own educational experiences developed in different universities, matters and courses or levels. The findings derived from these formative experiences give reasons of the predominant role that the incorporation of the diffusion takes in the learning, since the interaction between the acquired knowledge and the public exhibition of its results, improve the critical judgment, grant conscience to the student of what has been learned and arrange theirs results to the judgment of the scientific community and the society.