Like most OS X updates before it, with Mountain Lion comes a new default wallpaper. Like Lion, Mountain Lion’s wallpaper keeps with the galaxy theme, but we think this one’s far more beautiful, with a ...

Sick and tired of seeing the same old linen wallpaper on the login screen every time you boot up your computer? It can get pretty boring after a while. In this video, I’ll show you how to change ...

Now there are two reasons to change Apple’s generic OS X 10.7 wallpaper to a custom one: it’s a fake. A professor of physics spotted Apple’s source, which was astrophotographer Robert Gendler’s image ...