When I did 'Battlestar Galactica' it was the first time I really understood science fiction. That was a very political drama, but set in spaceships so people didn't really take it seriously. But some really fascinating things were explored in that.
We found out the Gemini spacesuit was, well, oxygen was flowing to keep me cool as well as to breathe, and it wasn't good enough. My visor got fogged.

