Meet the metric system’s newest prefixes: ronna-, quetta-, ronto- and quecto-. Science News spoke with Richard Brown, head of metrology at the National Physical Laboratory in Teddington, England, ...

Australia is taking its first brisk steps toward conversion to a fully metric system of weights and measures over the next 10 years…. The arguments for conversion to metric in Australia have been ...

As ever more digital data is created and stored, the world needs more unit measurements to keep up with the ever-expanding numbers. To do so, the 27th General Conference on Weights and Measures on ...

The United States is known for sticking to miles, pounds, and gallons, but behind the scenes, those units are actually ...

Have you ever noticed that systems of measurement tends to change when you leave the United States? Weight is typically measured in kilograms instead of pounds, distance is measured in kilometers over ...