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CRB Classical 99.5
CAI
GBH 89.7
Episode 7, Season 1<br> The Gravity of the Situation: Crash Course Astronomy #7
Season 1 Episode 7
Crash Course Astronomy
About the Episode
Phil looks at how gravity plays out across the universe.
Aired:
02/25/15
| Expires: | Runtime: 9m 41s