Syska Hennessy Group, the international engineering firm, has launched an app called the Ductulator, which helps architects, owners, contractors, and mechanical engineers easily determine and specify ...

To understand bile duct cancer, it helps to know about the bile ducts and what they normally do. Bile is a fluid made in your liver and stored in your gallbladder. Your bile ducts are a series of thin ...

Abstract: Atmospheric ducts, which are caused by the rapid decrease in the refractive index of the lower atmosphere, can trap the propagating signals. The trapping effects of the atmospheric ducts can ...