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On This Day in History
Good News in History, May 20
60 years ago today, Robert Woodrow Wilson and Arno Penzias announced the discovery of the cosmic microwave background. A sufficiently sensitive radio telescope will...
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On This Day in History
Good News in History, May 20
60 years ago today, Robert Woodrow Wilson and Arno Penzias announced the discovery of the cosmic microwave background. A sufficiently sensitive radio telescope will detect a faint background glow that is almost uniform and is not associated with any star, galaxy, or other object, which when announced provided foundational evidence for the Big Bang as physicists saw it. READ more... (1964)