A bullet slices a playing card in two. An orange takes two weeks to rot. Much of the world around us moves too quickly-or too slowly - for us to see. Tiny mushrooms grow on the roots of our own hair; and heat rises invisibly from our heads; too small or too transparent to see. For The Invisible World an impressive array of equipment was gathered to photograph things our eyes cannot see. The result is a fascinating collection of images, some startling, many very beautiful.