<p class="Pratiquescom-corpsdetexte" style="text-align:justify"><span style="font-size:12pt"><span arial="" style="font-family:"><span style="color:black">Cet article montre l&rsquo;int&eacute;r&ecirc;t p&eacute;dagogique que rev&ecirc;t l&rsquo;exp&eacute;rience d&rsquo;un &laquo;&nbsp;stage de terrain&nbsp;&raquo; en montagne et les possibilit&eacute;s qu&rsquo;il offre pour enseigner de mani&egrave;re inductive &agrave; des &eacute;tudiants de master 2 la double dimension de la M&eacute;diation et la communication des sciences (MCS). Pour cela, il s&rsquo;appuie sur l&rsquo;exemple du master de Communication et culture scientifiques et techniques (CCST) de l&rsquo;Universit&eacute; Grenoble Alpes et de son programme <i>Communication, médiations socio-scientifiques et enjeux publics dans les territoires de montagne</i> (CROSCUS). L&rsquo;entr&eacute;e des &eacute;tudiants dans ce master se traduit en effet par la d&eacute;couverte simultan&eacute;e des pratiques professionnelles de modalit&eacute;s de mise en public des sciences sans cesse en train de se renouveler &ndash; exposer, débattre, publier, vulgariser, communiquer &ndash; et des connaissances scientifiques produites par les sciences sociales pour les analyser. Cet article revient &eacute;galement de mani&egrave;re r&eacute;flexive sur les pratiques d&rsquo;enseignements mises en &oelig;uvre et sur les effets induits par leurs d&eacute;localisations en montagne. </span></span></span></p> <p class="Pratiquescom-corpsdetexte" style="text-align:justify"><span style="font-size:12pt"><span arial="" style="font-family:"><span style="color:black">This article shows the pedagogical value of a &laquo;&nbsp;outdoor internship&nbsp;&raquo; in the mountains, and the possibilities it offers for inductively teaching Master 2 students about the dual dimensions of Mediation and Science Communication (MCS). To do this, he draws on the example of the Master&#39;s degree in Scientific and Technical Communication and Culture (CCST) at Grenoble Alpes University and its program &laquo;&nbsp;Communication, Socio-Scientific Mediations and Public Issues in Mountain Territories&nbsp;&raquo; (CROSCUS). When students enter this master&#39;s program, they simultaneously discover the professional practices involved in the constantly evolving methods of publicizing science &ndash; exhibiting, debating, publishing, popularizing and communicating &ndash; and the scientific knowledge produced by the social sciences to analyze them. This article also takes a reflective look at the teaching practices implemented and the effects induced by their relocation to the mountains.</span></span></span></p>