ELI5: If energy cannot be created or destroyed where does…
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ELI5: If energy cannot be created or destroyed where does the energy of light go?
Questions here about the expansion of the universe got me thinking.
We know that the universe is expanding because of the red shift of light from different galaxies.
But that red shift is literally the light losing energy. So where is it going?
#education
Questions here about the expansion of the universe got me thinking.
We know that the universe is expanding because of the red shift of light from different galaxies.
But that red shift is literally the light losing energy. So where is it going?
#education
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