Back when I was a Catholic-school kid in northern Wisconsin, my school lessons briefly focused on the metric system. This was ...

Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell, for example, ...

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, ...

Have you ever noticed that the standard system of measurement tends to change when you exit the United States? Clothing sizes are often measured in centimeters instead of inches, distance is measured ...

Understanding how that refusal might be connected with their absence from the Metric System and finally learning, precisely, how the Metric System was invented, in comparison to the Imperial System ...

When Democrat Lincoln Chafee told a group of mostly young journalists and even younger college students that if elected president he would convert the U.S. to the metric system, the response in the ...