If scientists had sacred objects, this would be one of them: a single, closely guarded 137-year-old cylinder of metal, housed in a vault outside of Paris. It is a prototype that precisely defines a ...

The International Bureau of Weights and Measures (BIPM) is planning to review four units of measure, including the crucial kilogram, at a meeting that's currently ongoing from October 16 to 20.

The kilogram finally has a precise meaning despite defying a rigorous definition for over a century. Delegates of the General Conference on Weights and Measures unanimously voted Nov. 16 in favor of a ...

From being used in science experiments to weighing everyday objects, the kilogram has been a useful unit of measurement that has remained unchanged for more than a century now. That run could be ...

If several scientists get their way, a 2.2-pound hunk of metal -- the international prototype of the kilogram -- may soon be out of style. Like its six basic-units-of-measurement siblings before it -- ...

🛍️ The best Black Friday deals you can shop right now (updating) 🛍️ By Kevin Pimbblet/The Conversation Published Nov 21, 2018 4:00 AM EST How much is a kilogram? 1,000 grams. 2.20462 pounds. Or ...

Electrical or electronic quantities and units are crucial values to know in evaluating and describing the behavior, characteristics and physical properties of a circuit. This quiz can help you recall ...

In no field of science is the gulf between appreciation and importance as wide as it is for metrology. It’s not about the weather. Metrology is the science of measuring. It has a longer history than ...