The past has never been more visible. While ancient ruins crumble under the weight of time, weather, and human activity, a ...

A team of researchers at US university Virginia Tech has developed a concept for a 3D-printed, evaporative cooling system made of hollow clay columns that can be filled with sand and water. The system ...

Guidebook to a cultural exchange project, "China Ancient Traditional Technology Exhibition" sponsored by the China Science and Technology Museum and exhibited in Chicago and other U.S. cities.