You won’t be surprised to read that Iowa is big farm country. If you’ve ever driven through the state, you doubtless noticed the vast expanses of land given over to agriculture. By some estimates, ...

AMES, Iowa – Grant Schmitz, eyes inches from a 6.5-by-12-foot panel of ultra-high performance concrete, studied the smooth surface for tiny cracks. He and other research engineers carefully marked ...

Passive cooling refers to technologies or design features that lower the temperature in spaces without the need for power consumption. The strategy uses free, renewable sources of energy (wind and sun ...

Passive ventilation systems employing wind towers and wind catchers have garnered considerable attention as sustainable alternatives to conventional mechanical systems. These devices harness natural ...