Introduction. The maelstrom in which the information passing through the internet highway makes it unquantifiable wraps. Therefore, it is necessary to delimit the area for analysis; in this regard, the dissemination of information on Science and Technology (S & T) through Twitter is the premise of the investigation. Methodology. The study seeks to highlight the importance of social networks charge in the field of science and technology, and their influence on the processes of democratization informative. the technique of Social Network Analysis (ARS) was used, which allows you to view graphs through each of the connections and communities that these entities possess. Results. The dissemination of science and technology from its scientific and research institutions 31 accounts Ibero-americas organizations with a profile on microblogging network, in order to know what information issue and if they meet the main function were analyzed. Conclusions. There is a growing use of Twitter as a source of publication on S & T, determined by indicators of quality, quantity and use of resources such as links, images, etc. Twitter is used as the possibilities of institutions create content; on whether use is progressive; but its content is purely institutional.