Probably the most important example of new technology to come out of the Renaissance was the printing press and the use of movable type. With the advent of printed materials, the importance of education and being able to read became paramount. Additionally, it became much easier to share ideas and knowledge with other people in distant locations.
Galileo invented the clearest telescope yet, which allowed him to confirm Copernicus's theory that the Sun was at the center of the universe, not the Earth as had been previously believed.
An important by-product of the plague was the development of new medical practices, such as containment of contamination through the isolation of individuals. The word "quarantine" traces its origin to the French term for the forty days of isolation enforced upon those suffering from the Black Death.