Sure! You've got your taxi lights to use as headlights, so you can see the edges of the runway and not run off the sides or end of it. I wouldn't recommend landing on an unlit runway, though.
A runway (RWY) is a strip of land at an airport on which aircraft can take off and land and forms part of the maneuvering area Runways may be a man made surface (often asphalt concrete, or a mixture...