Having used OS/2 for years, I found GNOME's retro approach to be a rather pleasantly nostalgic experience. But now that I'm used to navigating folders the way one does on virtually every other desktop, however, I decided to tell the file manager not to open a new window for every folder. But it turns out there is no preference setting that tells Nautilus to use a single window to browse folders.
Entire article can be found here.
Source: ComputerWorld.com