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Protip: Use your scroll wheel. Link & blockquote via Nikon...
This world in which we live, the universe that comprises our world.
In order to better understand them, humans have assigned to the them the concept of "size" so they may be comprehended by all.
Nevertheless, there are actually very few things that we can see with our eyes or feel with our own hands.
Our curiosity brings us to use objects visible to the naked eye as yardsticks to identify those things invisible and give them new units of measurement.
We are now capable of comparing and ranking these entities.
