try not to worry about the death of our star, the collapse of the universe and other cosmological tragedies. these events, should they happen as theorized, are more than a couple of billion years from now in occurence. we will be stardust by then so it shouldn't ruin your lunch today.
by the way, matter cannot be created or destroyed and I will personally *****-slap sir isaac newton if he is wrong about this...
cheerup kidoo! try to think of a good joke and take a vacation from brooding.
pi