The Big Bang has time in primordial nucleosynthesis to make only H and He in abundance.
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Q8: The Big Bang was an expansion of
Q12: The cosmological redshift is a direct measure
Q20: Olbers's paradox is solved in part by
Q21: The background hiss that Bell Labs detected
Q22: Primordial nucleosynthesis implies the Big Bang makes
Q24: Einstein originally added a cosmological constant to
Q25: At decoupling, the protons and electrons formed
Q26: Decoupling refers to the separation of matter
Q27: The 3 K background radiation is just
Q28: In the Big Bang, about 75% of
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