According to experts, the knowledge of one third of Russians (almost 50 million) lags behind modern scientific knowledge by several hundred years. Many are sure that the Earth makes a full revolution around the Sun in one month. By the way, previously every third grader was well aware that the Earth rotates around its axis every day. Many people no longer believe in Darwin's theory of evolution. Another popular misconception is that antibiotics kill viruses in the same way as microbes. The next book in the series contains the most common misconceptions of both past centuries and the present. The book is intended for a wide range of readers.