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This Elusive Source of Gravity Gave the Universe Its Shape. Now It’s Challenging Physics Itself.
Neutrino particles have extremely small masses, yet there are so many of them that they carve out the large-scale structure ...
Dark energy is one of the most mysterious concepts in all of the cosmos. We know very little about what it is but it just might play an overwhelming role in the death of the universe. Often referred ...
The universe is made up of three components: normal or visible matter (5%), dark matter (27%), and dark energy (68%). NASA's Goddard Space Flight Center From stars and galaxies to the shoes on your ...
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