Tag: Alphabet of Cosmology
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“C” is for cosmic microwave background (Alphabet of Cosmology)
(The third installment in the series “Alphabet of Cosmology“, in which I introduce a concept or project in cosmology that’s a little out of the ordinary. This one may be a little more familiar than the first two in the series!) The primordial cosmic soup Since the early 20th century, we’ve known the Universe is […]