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This Thing is -270°C and is EVERYWHERE

In this video, Dianna explores one of the most mysterious discoveries in physics - a constant microwave signal that seemed to be coming from everywhere in the universe. It turned out to be light from an unusual process 13.8 billion years ago.
Season 4 Episode 18 Length 09:29 Premiere: 01/24/20

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Season 4 Episodes

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This Thing is -270°C and is EVERYWHERE
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S4 E11 Length 30:22 Premiere Date 10/30/19

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