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 ...

and sell flashcards and other metric-centric stuff. This set of posters is my absolute favorite. Sadly, while the USMA is incredibly savvy about their measuring system (each poster is billed at 55 ...

Three countries in the world do not routinely use the metric system for making measurements ... But if the length of the foot is based on the meter, NPR science correspondent Joe Palca wondered ...

In 1793, botanist and aristocrat Joseph Dombey set sail from Paris with two standards for the new “metric system”: a rod that measured exactly a meter, and a copper cylinder called a ...

The next time you pick up a bag of spuds from the supermarket or fill up the car with petrol, you can thank a treaty signed 150 years ago for the metric system that underpins daily life.