The header image above shows a completely unsupported 3D-printed bridge, believe it or not. You’re looking at the bottom of ...

How it works is, the bridge's building blocks were created using a 3D printer, which extruded a cement-based mixture in layers to built up the blocks' structure, following an exact computer-made plan.

Affordable, versatile, incredibly strong and locally available, concrete is the world’s most used manmade material. But it also has a huge carbon footprint, accounting for around 8% of global ...

AMHERST, Mass. (WWLP) – Researchers from UMass Amherst demonstrated a 3D printing technique, called cold spray, on a bridge in Great Barrington, which could reduce the repair cost of aging bridges and ...