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, ...

Most people think the U.S. never adopted the metric system — but that’s not the whole story. Long before Europe standardized its measurements, America quietly implemented a system based on the very ...

The metric system's governing body has added some new terms to help describe massive amounts of data. The General Conference on Weights and Measures last week added the prefixes "ronna" and "quetta." ...

When I asked in a tweet: “Has anyone got any genuine reasons why imperial is better than metric?” – I had over 2,000 replies in just over 24 hours. Did it help me make up my mind? One argument for ...

Now that the United Kingdom is outside the European Union, it’s reviewing thousands of EU rules and regulations to see which it should jettison. Among them is the compulsory use of the metric system ...