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(#16) We will calculate the current energy density of the CBM (cosmic background microwave).

Previous video in this series can be seen at: https://youtu.be/tZRoGqQ1S9U
Title: Can You Believe It? #36 What is Space (15 of TBD) How Many Galaxies are There?

Next video in this series can be seen at: https://youtu.be/FHhcEE8MxOk
Title: Can You Believe It? #36 What is Space (17 of TBD) Is There an Edge to the Universe?