Negative space defines and emphasises the main subject of a photo, drawing your eye to it. it provides "breathing room", giving your eyes somewhere to rest and preventing your image from appearing too cluttered with "stuff". all of this adds up to a more engaging composition.
<span>The houses they occupied were made of bricks and had no foundations. The bricks were made of mudand chopped straw, molded and dried in the hot Egyptian sun.</span>
Arnold Shoenberg invented the 12-tone method. He's got some weird music out there!