Every day, hundreds of millions of people around the world use computer apps such as Dropbox, Gmail, iCloud, and Spotify. When people use these Internet-based services, they are making use of cloud computing, perhaps without even knowing it. But what is the story behind this amazing technology, 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 store enormous amounts of information. Clear explanatory text shows readers exactly how cloud computing works, helping us store huge volumes of information, from work to photographs, music, homework, and more. Detailed sidebars set out how the technology has transformed our lives, contrasting life before and after cloud computing. Biographical features explain how brilliant scientists invented and developed cloud computing, creating a revolutionary technology. Cloud Computing is the ultimate guide to the science, the tools, and the people behind the tech that changed our world.