Tutorials

Links:
3D Nueron
This shows you how to make a cool background looking like a 3D Nueron

Skinned Objects
This shows you how to make an object (a sphere in this case) with a skin over it.

Both these tutorials are demonstrated below.

Ghostly Text
This tutorial shows you how to make a cool ghostly looking text style.

All of these tutorials were found on http://photoshoparchive.com/