Philip Ball tells the story of Madame Lavoisier, translator of oxygen. At a time when science was almost a closed book to women, her skills facilitated a revolution in chemistry. Show more

Lindsey Fitzharris tells the story of Ignaz Semmelweiss. In a world that had no understanding of germs, he saved lives with three simple words, 'wash your hands'. Show more

Philip Ball tells the story of Ramon Llull, the medieval prophet of computer science. During the Crusades, he argued that truth could be automated. It was a dangerous idea. Show more

Philip Ball tells the story of Alexis Carrel, the pioneering French surgeon who worked to preserve life outside the body and create an immortal chicken heart in a dish. Show more