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Subject	Replies	Date
If nothing can travel at the speed of light. Than anything that actually does travel above the speed of light, we would not be able to see it. So ...	0	6/16/2017
In a vacuum,in space,can light's properties change. (gravity, black holes,deep physical space mass )	0	2/1/2016
In reading an article on the DNA of the human body it was stated that the DNA in one cell,if stretched out, was 6 feet long.If you were to extract the...	0	10/30/2015
Am I missing something? If the speed of light is 186,282 mph in vacuum, and the asteroid belt is (roughly) 157M miles from Earth, that means it takes...	1	8/19/2015
Does light travel the same speed outside of the earth's atmosphere?	0	11/12/2013