How Does a Touch Screen Work?

Touch screens have transformed our modern lives, allowing us to control equipment and communicate with each other through smart devices - all at the touch of a button. Discover how touch screens began as scientific resources, how they were changed into the fun and practical gadgets we use today and what the future of these adaptable and inventive devices could be. High-Tech Science is a series of four books that look at the revolutionary, cutting-edge science that we rely on to run our lives and keep our modern world working.