Figure 1. Ultrasonic testing using pulse echo and through-transmission methods. Pulse echo (left and center) uses a transducer that sends and receives ultrasound energy, producing both A- and B-scan ...

A Standard Test Method is a conclusive procedure that yields a test result. So as to achieve accurate and relevant test results, a standard test method is definite, unambiguous, and experimentally ...

One of the keys to any engine development program, from Winston Cup to the Saturday- night racer, is the ability to effectively evaluate changes to the engine. The goal of any engine development ...

Dr. Elena Christofides on why the overnight dexamethasone suppression test is the only cortisol screen that actually identifies HPA dysfunction. GLP-1 medications might be most well-known as ...

Car buyers know to research how well a vehicle will perform. They want to be confident that it won't break under pressure and will last through changing environments. From a software perspective, ...

In the United States, heart disease is the leading cause of death among adults. Vascular stents are vital medical devices that are used to ensure patients increase their life expectancy and lead ...

Modern cyber attacks are not a question of if they happen, but when; to mitigate business disruption, the most proactive ...

A new U.S. law has eliminated the requirement that drugs in development must undergo testing in animals before being given to participants in human trials. Animal rights advocates have long pushed for ...