The book of the famous English physicist G. Lipson tells about those experiments that played an outstanding role in the formation of physics as a science. Starting with a description of the first experiments of Galileo and Newton, the author completes the presentation with the experiments of Rutherford, Milliken, Michelson - Morley, on which modern nuclear physics and the theory of relativity are based. The book is lively, emotional, entertaining, full of facts and equipped with numerous illustrations, including those borrowed from the original works of Newton, Hooke, Faraday and other researchers.