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How 3-D printing robots could help rebuild Mosul

02:09

A technology-minded architect wants to rebuild Mosul by creating 3D-printing robots in the form of spiders…that can build affordable bridges with housing units on top. The concept is called “5 Farming Bridges,” created by Paris-based architect Vincent Callebaut. The project recently placed third in the Rifat Chadirji Prize, a competition of ideas for rebuilding Mosul’s housing.