A kilogram just isn't what it used to be.
Physicist Richard Davis of the International Bureau of Weights and Measures with the reference kilogram.
The 118-year-old cylinder that is the international prototype for the metric mass, kept tightly under lock and key outside Paris, is mysteriously losing weight -- if ever so slightly.
Story Link here
Physicist Richard Davis of the International Bureau of Weights and Measures with the reference kilogram.
The 118-year-old cylinder that is the international prototype for the metric mass, kept tightly under lock and key outside Paris, is mysteriously losing weight -- if ever so slightly.
Story Link here
