Forget waiting weeks or months for your new home to be ready. Researchers from the University of Southern California created a 3D printer that can build a 2,500 square-foot house in 24 hours.
Since 2008, Professor Behrokh Khoshnevis has led a research team in the creation and development of a new layered fabrication technology using 3D printing called Contour Crafting. Instead of using thermoplastics, a common material used in 3D printing, the robot applies layer after layer of concrete to construct straight and curved walls, as well as domes.
More HERE Via mashable