A Complete Illustration of Unpopular Knowledge

This book brings together the novel, interesting and all-encompassing unpopular knowledge that emerges from around us at any time, covering all aspects of natural science, humanities, history, and social life, ranging from wild questions to academic issues worth discussing. This knowledge may seem strange and eccentric, but once you get closer, you will have a sense of winding paths and sudden enlightenment, and you will unknowingly enter a colorful and different world, which will feel fresh and interesting. There are more than 500 entries in the book, covering almost all the unpopular knowledge you don't know. It is based on "coldness", from a special perspective, with all kinds of strange questions to hit the "Achilles heel" of the readers' knowledge system, enlighten their thinking, and arouse a strong desire for knowledge; then it gives scientific answers, emotional explanations, and vivid descriptions, making people suddenly realize and benefit endlessly, until they become a "master" who knows everything.