The cosmic microwave background (CMB) was proposed theoretically on the basis of Big Bang theory in 1948 and was discovered empirically in 1965, providing perhaps the most convincing evidence for Big Bang cosmology.
factualpending
Evidence Quote
“and perhaps the most convincing evidence is the cosmic microwave background proposed on the grounds of The Big Bang Theory in 1948 and discovered in 1965”
Created: 8/11/2026, 1:14:38 AM
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