Describes the basic science principles and the history behind many inventions including the printing press, the radio, the locomotive, the electric motor, the telephone, the lightbulb, and the airplane.
Table of Contents
Why is Archimedes so famous? Artist, scientist, and inventor, too? Who invented the printing press? Who invented the radio? Who improved the steam engine? What led to the electric motor? Who invented the telephone? Who turned on the light? Who discovered radium? Who worked out flight control?