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 ...

Now we look at yet another error source, stress, and one’s state of mind. While I was taking my blood pressure readings one particular day, I repeated the ...

Data-acquisition systems are the workhorses of instrumentation. They’re used in a wide range of applications from monitoring batteries, to controlling processes, to making scientific measurements. All ...