DEXA scans are the "gold standard" of measuring body composition. | Credit: Getty Images That is because most smart scales work using bioelectrical impedance analysis (BIA). While this method has ...

A seismograph is what scientists use to actually measure the earthquake and the Richter scale is a way of putting ... New Zealand town of Christchurch (Picture: Ted Aljibe/AFP/Getty) The ...

You record the mass of light objects in grams. One way to measure the mass of objects is to use balance scales. A balance scale works by placing the object you want to weigh on one side and adding ...