Measuring Mass: The Last Artefact

  

Snapshots

Measuring Mass: The Last ArtefactA piece of metal that defines the mass of a kilogramme has, over time, lost the equivalent of the weight of an eyelash. What are the consequences for how we measure our world? Also in HD. [S,SL]Sun, Apr 23, 2:30 amBBC FOUR60 mins
Measuring Mass: The Last ArtefactA piece of metal that defines the mass of a kilogramme has, over time, lost the equivalent of the weight of an eyelash. What are the consequences for how we measure our world? Also in HD. [S]Tue, Apr 18, 11:00 pmBBC FOUR60 mins
Measuring Mass: The Last ArtefactA piece of metal that defines the mass of a kilogramme has, over time, lost the equivalent of the weight of an eyelash. What are the consequences for how we measure our world? Also in HD. [S,SL]Thu, Sept 16, 2:30 amBBC FOUR55 mins
Measuring Mass: The Last ArtefactA piece of metal that defines the mass of a kilogramme has, over time, lost the equivalent of the weight of an eyelash. What are the consequences for how we measure our world? Also in HD. [S]Wed, Sept 15, 9:00 pmBBC FOUR60 mins