Physics World corresponding editor Isabelle Dumé reports from a Paris symposium celebrating the 150th anniversary of the ...

Hillger says that even countries that have fully adopted the metric system also measure certain things in U.S. customary units or their own local system of measurement. “Even in your best metric ...

Switzerland has been measuring in metres and weighing in kilograms for exactly 150 years. This content was published on May ...

These prefixes are utilized with various metric units of measurement, including but not limited to mass ... In addition to their use within the metric SI system, metric prefixes are also commonly used ...

The answer to this one wasn’t that obvious, since not every country uses the exact same version of the metric system. But ...

The truth, however, is more complicated: Though imperial units are commonly used in the U.S., the metric system is actually the nation’s preferred system of measurement. So why don’t Americans ...

specifically the metric unit of volume, liters. This little disconnect from the rest of our measurement system can make discussing new engines a tad confusing, and the reason it even happens has a ...

France had introduced the metric system during its revolutionary ... between metric and imperial units: the ground crew had used pounds instead of kilograms to measure fuel, and the pilots didn ...