John V. (Jack) Christiansen, a pioneer in designing thin shell concrete structures, died Aug. 16 on Bainbridge Island. He was 89. Christiansen worked as a structural engineer in Seattle and was ...

Structural engineer John V. “Jack” Christiansen, a leader in the design of thin-shell concrete structures, died on Aug. 16 on Bainbridge Island, Wash. He would have turned 90 on Sept. 28. The most ...

The heart of the four metre tall curved concrete shell is knitted. The structure's formwork is a textile supported by a steel cable-net. The prototype KnitCandela marks the first application that this ...

As we’ve seen through recently constructed office buildings in Dubai, bridges in the Netherlands and low-cost housing in Latin America, 3D printing is beginning to shape the way modern structures are ...

Scientists in Australia are turning to the sea to find inspiration. They believe the intricate design of lobster shells can help them create stronger forms of concrete. Researchers in Australia think ...

Throughout the 20th century, a number of innovators experimented with fabric as a flexible membrane for the support of fluid concrete, forming structural members. Significant among the early ...

Researchers in Australia think they have a way to make concrete even stronger. Needless to say, the building material is already pretty tough, but a study finds it could be tougher. According to that ...