Black wallpapers give your iPhone an elegant look. Some people prefer a black background for aesthetic reasons. Also, on an OLED screen, black wallpaper improves battery life and focus, reduces ...

Photoshop tutorial showing how to make a fun, retro, wallpaper pattern design reminiscent of the kind used in TV game shows ...

When it comes to optimizing your display to use less energy, one common adage is that using a black background can help you use less power. Is this true? And why does it work?