Does light lose energy as it crosses the universe? The answer involves time dilation. - Live Science

  1. Does light lose energy as it crosses the universe? The answer involves time dilation.  Live Science
  2. Do photons wear out? An astrophysicist explains light’s ability to travel vast cosmic distances without losing energy  The Conversation


source https://news.google.com/rss/articles/CBMiywFBVV95cUxNWVFTQ3FaQ1RHbmdCMWgwMV9EZkhlanlXZl8yZkRrZWIyUHZLR2FuZnlPTll3V1o0RWNZNGpqNzNtcmVWZjBuaE4yQTFFT0JGQW82SHdqWlFqallWTGduOU1McWZEd1l2d0MzTlRaeTIzSElfbmlTVFk1X2QxRFdsWmY3N3hNd2xLeHZYYWd5aDVLLTNZWGJBTFZmN0ViTE0wU0J4a3YwQ0R1RjdNNGRrbVJWbldwMU11aENGUVlFcVY4Ym1LdkpYdTZ6aw?oc=5

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