The Portugal-based startup says it can build faster and cheaper than conventional construction. If companies like Portugal-based Havelar have their way, the future of affordable housing will look like ...

A print nozzle sweeps back and forth around a small plot in Tempe, Ariz., and the walls of a single-family home begin to take shape. Two technicians keep an eye on the gantry-mounted 3D concrete ...

Building with 3D printers has matured rapidly in recent years, as advances in technology and material science allow for grander and more ambitious designs. The potential uses are also increasingly ...