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You Can See Light From The Big Bang On An Analog TV
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Key Facts In This Video
The cosmic microwave radiation from the Big Bang takes 13.7 billion years to reach Earth. 00:00
The cosmic background radiation tells us the temperature of empty space, which is around 2.725 Kelvin. 01:51
As incredibly small quantum fluctuations in the universe began to attract each other gravitationally, they coalesced to form the beginnings of the massive structures we know today. 02:37