Tag Archives: IPK

How British metallurgists helped to make the first international kilogram

We reported a few weeks ago on the redefinition of the kilogram. In this article, Martin Vlietstra, one of our regular contributors, outlines Britain’s contribution to the creation of the prototype kilogram upon which the definition had relied since 1889. … Continue reading

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Planned upgrades to the SI

We kick off 2017 with an article for metric geeks. Likes(23)Dislikes(0)

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