No. 756: Ready for an Invention
Today, Europe invents Johann Gutenberg. The University of Houston's College of Engineering presents this series about the machines that make our civilization run, and the people whose ingenuity created them. We date book-printing with Gutenberg's Bible in 1456. One day we wrote books with pens. The next we went to the book store. And that's only a small exaggeration. By 1500 we'd printed almost 15,000,000 new books. That spelled huge c...