Proliferação das #hashtags: lógica da ciência, discurso e movimentos sociais contemporâneos

Proliferation of the #hashtags: logic of science, discourse and contemporary social movements. Considering that the outbreaks of the Demonstrations that arouse in June 2013 in Brazil are very closely related to the type of communication that is currently found in the social-media platforms, the article intends to discuss the problems that scientific operation introduces to sustain the role of the subject in the field of the discourse. It examines some of the new discourse starters and social relations arrangements available in digital media, debating the forms and possibilities of representation that contemporary society sponsored by science offers to subjectivity.