Almost hidden on a funky old pier along San Francisco’s waterfront, Autodesk, a world leader in digital tools for makers, is running a prototype shop that seems more like a high-tech playground for grown-ups. In between contracts to make, say, a steel ship propeller with a massive 3-D printer, the company takes in sculptors, engineers, and architects who are pushing the boundaries of their own work. The effect of all this energy is a level of innovation that is expanding—and perhaps redefining—the meaning of craftsmanship.
While many people in arid regions of the world struggle just to find water, others in rain-soaked developing countries face a different challenge: getting water that is safe enough to drink. What will it take to turn their precious water clean—so they can stay healthy, and we can stop spending scarce resources on mountains of plastic water bottles?