News tagged with kilogram

Kilogram celebrates its 125th birthday

The IPK has been the global standard for mass for the last 125 years; it was sanctioned at the first General Conference on Weights and Measures (CGPM) on 7-9 September 1889 in Paris. This is likely to be ...

Sep 25, 2014
5 / 5 (6) 1

How the kilogram has put on weight

Using a state-of-the-art Theta-probe XPS machine experts at Newcastle University, UK, have shown the original kilogram is likely to be tens of micrograms heavier than it was when the first standard was set in 1875. And they ...

Jan 06, 2013
3.8 / 5 (6) 14 | with audio podcast