What do you mean by "known". How do particles moving along paths governed by the laws of physics "know" anything?
What do you mean by "known". How do particles moving along paths governed by the laws of physics "know" anything?*****
I would point you back to the days of Galileo where religion persecuted people for advocating the Theory of Copernicus that the Earth was not the center of the universe.
The unknown became known.