News

These two articles show what scientists at the University of Arizona and the University of Utah are doing with one “low tech” material:  Concrete.   There’s more to it than you might think.

Inventor Jinhong Zhang, associate professor of mining and geological engineering in the University of Arizona’s College of Engineering, has developed a new substitute for concrete that has a number of advantages over traditional Portland cement.

Source: Concrete Substitute, a UA Startup, Brings Advantages

Modern marine concrete structures crumble within decades, but 2,000-year-old Roman piers and breakwaters endure, and many are stronger than when they were first constructed.

Source:  http://insights.globalspec.com/article/5748/as-sea-levels-rise-roman-concrete-may-offer-lessons