Il était une fois... les Découvreurs (English, Once Upon a Time... The Discoverers) is a French animated TV series from 1994, as part of the Once Upon a Time... franchise. It was directed by Albert Barillé. The show aired in the United States on the History Channel starting in April 1995. The Chinese, our Ancestors Archimedes and the Greek Hero of Alexandria The Measuring of Time Henry the Navigator and Cartography Johannes Gutenberg and Printing Leonardo da Vinci, a Jack-of-all-trades The Doctors (Paracelsus, Andreas Vesalius, Ambroise Paré, etc.) Galileo Galilei Isaac Newton Comte de Buffon (Discovering the Past) Antoine Lavoisier and Chemistry George Stephenson, Full Steam Ahead! Michael Faraday and Electricity Charles Darwin and Evolution Gregor Mendel and Peas Louis Pasteur and Micro-organisms Thomas Edison and Applied Science Guglielmo Marconi and Sound Waves Henry Ford and the Adventure of Motorcar Aviation (Otto Lilienthal, Wright brothers, etc.