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According to SR, massless objects must travel at the vacuum speed of light, yet light slows down in a medium. So why isn't light massive? [duplicate]
So I've already asked a similar question on Quora and the askphysics forum on Reddit, but haven't gotten many helpful answers. I did get one good answer that said that light SOMETIMES gains mass in ...
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Can we slowdown speed of photons? [closed]
Can we slowdown speed of photons or light? If we slowdown the speed of photon can photon give us mass?
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Can you touch something which is massless?
Can one touch massless things? If not then why the light get scattered by the tiny particles present in air? If light is massless how can it hit particles or dust to get scattered?
$$**OR**$$
The ...
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