escher. Celestial castle, 1928

*from Castle in the Air (engrave by M. C. Escher)
What is information? This question has haunted philosophers, scientists and technologists during the last three generations–at least. In this FIS web page, a new perspective on that phenomenon may be found (and quite many responses to the question too). Actually the main common thread is the advancement of a renewed information science, understood as one of the fundamental sciences, and leading one of the four Great Domains of Science: the Physical, the Biological, the Social, and the Informational (Computational?). Indeed, as in Escher’s engraving, “ingravid” information has generated a colossal castle in human societies, in biological evolution, and even at the cosmic scale…