The Cosmic Microwave Background provides our most ancient image of the universe and our best tool for studying its early evolution. Theories of high-energy physics predict the formation of various ...
The Cosmic Microwave Background (CMB) radiation, a remnant of the Big Bang, provides a snapshot of the universe at approximately 380,000 years old, when it became transparent to light. Three satellite ...
An illustration of the cosmic radiation background at various redshifts in the Universe. Note that the CMB isn't just a surface that comes from one point, but rather is a bath of radiation that exists ...
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