Skip to content

Perspectives

What I see in different shades of gray, from behind my reading glasses

  • Writing
  • Calligraphy
  • Music
  • Learning
  • Reading
  • About
  • Rivers
  • Now

Tag: Kilogram

A kilogram is not a kilogram [Article]

Are you old enough to remember when everything was different, maybe even better? You are right, even what you thought was 1 kilogram has changed, leaving physicists perplexed, as this article from the Economist explains.

Author neilPosted on January 16, 2013Categories UncategorizedTags Kilogram, Mass, WeightLeave a comment on A kilogram is not a kilogram [Article]
  • Writing
  • Calligraphy
  • Music
  • Learning
  • Reading
  • About
  • Rivers
  • Now
Perspectives Proudly powered by WordPress