Driveways that use gravel are extremely common and have been for hundreds of years. Why? Because they are durable, easily repaired, attractive, ecologically sound, long-lived, and affordable. Hard to ...

The modern world is built with concrete. Humans use more concrete annually than any other material besides water. Yet cement, the key component of concrete, is the source of as much as 10% of all ...

3D printing looks set to become very important in architecture, but we've yet to see exactly how the future of large-scale click-and-print construction will play out. A potential step forward comes ...