"The Light Machine" is an exciting thriller from the famous writer Ray Cummings. This book reveals dark secrets and mysterious events related to a unique invention - the light machine. The main character, Dr. James McLean, tries to unravel the mystery of this device that can change the world around him. But the further he goes, the more he realizes that the light machine hides a danger and a threat. Will the hero be able to reveal the truth and save himself and the world from an imminent disaster? "The Light Machine" is an exciting journey into the world of science, technology and intrigue, which will enchant the reader from the first pages.