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oct 5, 1965 - American astronomers Arno Penzias and Robert Wilson

Description:

discover the existence of cosmic microwave background radiation, considered by most to be the best evidence for the Big Bang model of the universe (and effectively disproving Hoyle et al’s steady state universe theory).

Added to timeline:

28 Sep 2017
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1876

Date:

oct 5, 1965
Now
~ 60 years ago

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