In this paper, I discuss the scientific possibilities of communication. The debate focuses on some aspects of the epistemology of communication epistemology and of the construction of a general science to explain social reality and culture. In this essay, I present the main arguments for those who regard scientificity as a possibility or as a vain enterprise. In the second part, I review ample visions of communication by those who call themselves "communicologists"; that is, scientists who have mainly reflected on communication, from outside communication studies. Finally, I explain why communication has become the area of inquiry that leads to the temptation of regarding it as the meeting point of sciences, whose object is information. [ABSTRACT FROM AUTHOR]