Scientists vote to redefine the kilogram in France
PARIS, Nov. 16 (Xinhua) -- Scientists from more than 60 countries and regions gathering in France agreed on Friday to redefine the value of a kilogram in terms of "the Planck constant", a "fundamental constant of quantum physics", which they said would improve the accuracy of scientific measurements, according to the International Bureau of Weights and Measures (BIPM).
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