In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning in psychology suggests something similar—it's all about whether we can trust ...

If a product uses power, then power consumption and power quality measurements must be made as part of product design and test. These measurements are essential to optimize product design, comply with ...

A group of researchers from the University of Helsinki have carried out the first globally comprehensive analysis of the use and distribution of body-based units of measure. By analysing digital ...

Every cell in our body is surrounded by a plasma membrane that pumps ions across itself to generate an ion concentration gradient. These ion gradients work together with ion channels to generate a ...

This is the second in a series of articles about impact measurement for social entrepreneurs. Social entrepreneurs who are serious about having impact or about attracting capital from sophisticated ...

Measuring stress involves assessing a person’s physiological responses to stressors and, to a lesser extent, understanding the possible triggers for stress. Measuring stress may help a person or their ...