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Why Isn't a Kilogram a Kilogram?

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Published on Jul 9, 2016

The kilogram is the basic unit of mass in the metric system, but there’s a serious problem: the standard that defines how much mass a kilogram actually has isn’t reliable anymore...

Hosted by: Michael Aranda
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Sources:
http://www.npr.org/templates/story/st...
http://www.bipm.org/en/bipm/mass/ipk/
http://news.bbc.co.uk/2/hi/science/na...
http://ukma.org.uk/first-kg-prototype

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