Invisible icons

An icon is a likeness; something that resembles the thing it refers to — its referent. Iconography is a branch of study that deals with such resemblances, i.e. drawings or other pictorial representations of things. That’s the OED definitions, but in spite of such generality, we mostly reserve the word icon for use in particular…More


Biosemiotics is an area of research that studies living matter in terms of its communication networks, i.e. the transfer of signs. Biosemioticians think that the exchange of signs applies to whole organisms communicating with one another (as when humans or other animals communicate), but also the exchange signs at the microscopic and chemical level, including the way cells process…More