The Long History of the Future: Why tomorrow's technology still isn't here

We love to imagine the future. But why are groundbreaking future technologies always just around the corner, and never a reality?

For decades we've delighted in dreaming about a sci-fi utopia, from flying cars and bionic humans to hyperloops and smart cities. And why not? Building a better world - be it a free-flying commute or an automated urban lifestyle - is a worthy dream. Given the pace of technological change, nothing seems impossible anymore. But why are these innovations always out o...