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 ...
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 ...
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 ...
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