In our modern world, we can do pretty much anything with a simple swipe of a touch screen, from ordering food to shopping for clothes. But what is the story behind this amazing technolgoy, how does it work, and who invented it? Readers discover all this and more in this exciting and informative exploration, in which they learn about the history and people behind the technology that allows us to run our lives with the touch of a finger. Clear explanatory text shows readers exactly how touch screens work, helping us navigate websites, order goods, and even play games. Detailed sidebars set out how the technology has transformed our lives, contrasting life before and after touch screens. Biographical features explain how brilliant scientists invented and developed touch screens, creating a revolutionary technology. Touch Screens is the ultimate guide to the science, the tools, and the people behind the tech that changed our world.