Digital Photography Tips and Techniques

Slorker has a collection of the pictures that changed the world. It appears that most of the photos were taken by members of the professional press. In the age of digital photography, it is so much easier for an ordinary people to take a photo using digital camera and distribute via photo sharing sites such as Flickr, PBase, Picssa, etc or via blogs to a large audience. Perhaps you could also capture a world-changing photo.