Before you is a book of very unusual scientific tales based on real events. The young reader will learn about the fierce battle between Australian flies and beetles; about Einstein, who managed to slow down time; about the creation of the world's largest telescope and other fabulously fascinating stories about great people and discoveries that changed our world forever. They often say: the era of space flight, the age of the atom, the time of computer technology... But how do such times and eras arise? There are people who changed the world with their scientific discoveries, and they create new times. Usually dry lines of encyclopedias and textbooks are devoted to them. But their life was bright and filled with adventure and struggle. You can write novels about her! The author has discovered a way that allows young readers to immerse themselves in the past and the most interesting lives of outstanding thinkers - from Archimedes and Leibniz to Hawking and Arnold.