Feb 18, 2021

New metamaterials for studying the oldest light in the universe

Posted by in categories: cosmology, mapping, particle physics

The cosmic microwave background, or CMB, is the electromagnetic echo of the Big Bang, radiation that has been traveling through space and time since the very first atoms were born 380000 years after our universe began. Mapping minuscule variations in the CMB tells scientists about how our universe came to be and what it’s made of.

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