The time has finally come for the metric system’s long-scheduled upgrade. Next week, the General Conference on Weights and Measures (CGPM) will meet for the 26th time. When it does, it will revamp the ...
The world’s most perfect weight isn’t so perfect anymore. And that has scientists scared. Hidden in a vault outside Paris, vacuum-sealed under three bell jars, sits a palm-sized metal cylinder known ...
Add Yahoo as a preferred source to see more of our stories on Google. Le kilogramme est mort. Vive le kilogramme! The U.S. National Institute of Standards and Technology called this Friday a “turning ...
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