Back in the 1970s, NASA was creating seriously trippy images of lush, green human habitats crammed inside tubes in space. Farms and happy townsfolk stretch upwards and even wrap over your head, like an M.C. Escher vista. More weirdness below.
Don Davis, who played the cantankerous father-figure of the Stargate SG-1, Major General George Hammond, passed away on June 29. We'll always remember Davis' terrific performance as the dad-like presence who yelled when he had to and made Teal'c roll his eyes with his bad jokes.
NASA churned out a lot of concept art in the 1970s while the agency was exploring ways to build colonies in space. NASA concept artists created trippy pieces like the Cynlidrical Colony above, and Torodial and Bernal Sphere colonies as well. We'd like to imagine that you could low-grav the whole thing, and just leap…