NOS-N was established by Statens Naturvidenskabelige Forskningsråd in Denmark, Natur-vetenskapliga forskningsrådet in Sweden, the former Valtion luonnontieteellinen toimikunta in Finland, and Rådet for Naturvitenskapelig Forskning in Norway in 1967. Iceland became a member of NOS-N in 1987.
From 2006, NOS-N has been represented by the Participating Countries listed above. NordForsk became a member in 2011.
The objective of NOS-N is to promote natural science research and research based on the natural sciences in the Nordic countries by cooperation and coordination on the basis of continuous and mutual exchange of information.