'The age of computing has barely begun,' says one top scientist in Fortune's latest look into the future. In this commentary, senior editor David Kirkpatrick describes a world that's like an open-book test: 'Simply speak a question, or even think it and an answer will return from a vast data matrix -- Google queries will seem quaint.' (more)

Quantum computing visionary Stuart Wolf - from the Pentagon gang that brought us the Internet – thinks one day soon we'll ditch our laptops and cell phones and replace them with…headbands. Futurist Peter Schwartz details other changes we're in for during the next 25 years and explains the technology that makes it all possible. (more)

From Google and Yahoo to Microsoft and IBM, America's biggest tech companies are spending billions of dollars to make the pipes that power the Web. (more)

Photo gallery: Forget any high-tech, space-age images you might have – behind the Net's servers lies a secret world of concrete, copper and diesel generators. (more)