No, you just need oil and rubber in the strategic resource display of the city you want to build them in.
Padma said:The city borders don't have to be contiguous, but you*do* have to have a clear trade route between that city and your capitol. In other words, if you are on the same continent, but the roads run through another Civ's territory, you have to have RoP with that Civ to use their roads.
Padma said:GA: You could be right about that. I so rarely have a city that far out of my borders, unless it's an island or something ...![]()
Turner is right, but there is one additional consideration. The cost of techs increases with each age, so 5 scientists might increase your research rate by a turn or two in the Ancient Age, but the same number will have a progressively smaller effect in the later ages. It would take more and more scientists to make a significant difference.deadlyshaolin said:Let's say I turn some citizens into scientists -- does anybody know their exact effect on the overall speed of research?