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 ...

In the age of big data, it is time to ensure that units are routinely documented for easy, unambiguous exchange of information. Robert Hanisch is the director of the Office of Data and Informatics at ...

As ever more digital data is created and stored, the world needs more unit measurements to keep up with the ever-expanding numbers. To do so, the 27th General Conference on Weights and Measures on ...

You may use these measurement units in your daily life, but do you know about the scientists they're named after? One of the biggest honors a scientist can receive is to become the namesake of a unit ...

Brynn Hibbert receives funding from ARC, International Union of Pure and Applied Chemistry (IUPAC). He is Past President of the Royal Society of New South Wales, Past Chair of the Analytical Division ...

Learn how to carry out this experiment where you heat hydrated iron(II) sulfate crystals, and record mass measurements, to calculate the mass of water in the supplied crystals. C2 - Investigate the ...