In Freeciv, a "bulb" is the unofficial term for one unit of science output. It's named after the original graphical icons used to denote this output, and came into common speech among players because it's shorter and easier to say.
In Freeciv, a "bulb" is the unofficial term for one unit of science output. It's named after the original graphical icons used to denote this output, and came into common speech among players because it's shorter and easier to say.