Well, not really. But scientists do have a “weighty” problem: the standard for the kilogram is getting lighter.
(Yes, I know the kilogram is a measure of mass, not weight. I’m making a funny here.)
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Well, not really. But scientists do have a “weighty” problem: the standard for the kilogram is getting lighter.
(Yes, I know the kilogram is a measure of mass, not weight. I’m making a funny here.)