3d print skyscapers

Contour Crafting Inventor Dr. Khoshnevis: Widespread 3D Printed Homes in 5 Years, High-Rises in 10 Years

Exclusive interview with Dr. Behrokh Khoshnevis: Contour Crafting machines will be available starting at around $200,000 within a couple of years.  Machine is now capable of printing concrete walls, insulation and…