DeskTech has launched a new desktop centrepiece in the form of a Kilogram Prototype to commemorate the change to the IPK which was retired earlier this month on May 20th, 2019. Watch the promotional ...
PARIS — A kilogram just isn't what it used to be. The 118-year-old cylinder that is the international prototype for the metric mass, kept tightly under lock and key outside Paris, is mysteriously ...
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