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Showing posts with label light ray. Show all posts
Showing posts with label light ray. Show all posts

Sunday, October 14, 2012

Dark energy has earned the most powerful digital camera


Eight billion years ago, the light rays create by distant galaxies started their way towards the ground. Now, on top of the mountain in Chile, these rays will be fixed with the help of the most powerful in the world of digital cameras. Among other things, the light of distant galaxies can help scientists understand the universe still be expanded and, if so, how concentrated the process.