"And we know that in all things God works for the good of those who love him, who have been called according to his purpose." Romans 8:28
'These atoms, are normally invisible, but six of them contracted, are named a trasarenu , and are visible in the sunlight that falls through a (certain/specific) window screen...' (Srimad-Bhagavatum, Canto 3, chapter 11). So the answer is yes? Note that in those time and place, windows of glass did not excist, they had windows with weaved reed screens.
Yes they flow throughout the air.
The energy of GOD is creating all things you are seeing and more. The light these particles are emiting, is observed. The percentage of the light you can see? 1%? Don't know!
"And we know that in all things God works for the good of those who love him, who have been called according to his purpose." Romans 8:28
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