Domain Science Letters is a peer-reviewed journal dedicated to the latest in Mythos Science
. Utterly cool, this is a beautiful background element you can plug into a Delta Green campaign – although it’s distinct enough to use it elsewhere (hint hint, mumble mumble, Shadowrun, mumble).
The implied historical background to this site is that experiments to detect Dark Matter accidentally lead to contact with intelligent entities.
This ties into The End Times , another cool addition to Delta Green, this time detailing a Cthulhu campaign setting in the 2040s.