Quelques formes du savoir savant dans les discours de vulgarisation scientifique

Some forms of advanced knowledge in the presentation of scientific vulgarisation This article studies, from a linguistic and semiotic point of view, the textual changes in scientific knowledge. The corpus is composed of three texts by the same research worker, J. Le Magnen, which summarizes the recent researches on the neurophysiology of hunger. Is academic knowledge distorted or transformed between the academic text and an article published in the popular review "Science et Vie" ? Though these three texts each have their own particularized coherence, they all contribute to the socio-diffusion of science.