Listener Questions: the expanding observable Universe, what it's like to be a photon and the age of the Universe
Daniel and Kelly’s Extraordinary Universe
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The Speed of Light and the Distances
Daniel Hothed asks three questions about the speed of light and distances. He also wonders if we can reach such huge distances by having a y strong gravitation field very close to us. And third question is concerning the gravitationof waves. Do they have the same speed as the speed of light?
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