Our world is full of funky gadgets and technological gizmos. Within the next hour, you will probably use a computer, the internet, a hand-held game, or a cell phone. Technology is not only playing an ever-increasing role in our everyday lives, but also in the way we explore the world around us. Cool technology is useful, but what do we know about how it works? This book investigates the science behind technology, taking readers on a journey of discovery that they will never forget. It uncovers the smart tech of mobile phones, wi-fi, and GPS, as well as the inner workings of game consoles. It examines the world of movement--how cars, airplanes, and other vehicles run. It delves into nanotechnology, spy gadgets, cyborgs, building in space, and the eco house. Explore the pages of this book to discover how the coolest technology of today really works!