In the Swiss village of Mulegns stands the world鈥檚 tallest 3D-printed tower. Unveiled on聽20聽May, Tor Alva (the White Tower) stands 30 metres tall and聽comprises 124 3D-printed elements. Its 32 main columns were made by two robots working together: one extruding concrete in layers, and the second inserting reinforcement between each layer, allowing the structure to聽be聽load-bearing.
