This newspaper had reported extensively on cheating, but hadn’t dug deeply into a more basic question: Just how good are the exams used to make critical decisions in schools? No one, it turned out, ...

In order to measure the mechanical properties of materials in compression, tension, bending or torsion, a universal testing machine is utilized. This article outlines the two different types ...

There is an increasing awareness of the impact of errors in medicine on the patient and on the entire healthcare system. It is estimated that as many as 98,000 people die annually in the USA as a ...