Nov 16, 2018
The kilogram has officially been redefined
The kilogram has officially been redefined
Today, scientists voted to change the definition of the kilogram as well as three other units of measurement — the ampere, the kelvin and the mole. The vote took place at the General Conference on Weights and Measures in Versailles, France and the new definitions will be based on “what we call the fundamental constants of nature,” as Estefanía de Mirandés of the International Bureau of…
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