This book is a semi-philosophical science fiction. It contains 4 parts each of which has its special topics; The first chapter has philosophically told scientific hypothetical thoughts;The second chapter is mainly about some social-ethic problems of the world;The third chapter is also similar to the second part, but it has its own subject;The last chapter is similar to the first part, but it has some technogical predictions and some philosophical thoughts. All the parts above are not separate, they are combined in a whole novel. Some topics; Contrasts in everything;A new look to The Big Bang (What is Little Bang);A new look to the universe;A new look to time;A new look to space and matter;The next levels of technology;A new look to capitalism and communism;A new look to the nature of discriminations;A new look to God and religious beliefs;All the topics have been told by the personages. So, if you like everything in a novel, this book is for you. Otherwise, it's not worth wasting your time.