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 ...

Defining accuracy and error in the realm of test equipment. The four ways to specify accuracy. Interpreting actual error vs. specified error. When specifying and ...

Accurate measurement is something most people assume happens automatically. Whether weighing ingredients for a recipe, checking room temperature, measuring a room for furniture, or relying on a scale ...

Astronomers have made new measurements of the Hubble Constant, a measure of how quickly the Universe is expanding, by combining data from the Hubble Space Telescope and the James Webb Space Telescope.