You are viewing a single comment's thread from:
RE: Speed Of Light Is Not Constant, It is constant by Definition!
The speed of light in a vacuum is 186K mph. It's slower in air or water..
The speed of light in a vacuum is 186K mph. It's slower in air or water..
@everittdmickey yes that is what i am reiterating. Speed of light (186K mph) is constant by definition in a vacuum. Speed of Light in reality could be slowed through BEC (Bose-Einstein Condensate), water