Episode

Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Science & Medicine 30
Natural Sciences 12

Astronomy Cast brings you a weekly fact-based journey through the cosmos.

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Episode 27: The Third Question Show

March 12th, 2007

Episode 27 of 464 episodes

The questions are piling up, so it's time to get through them. We've got a great collection this week. How can our eyes collect so many photons? What's the speed of gravity? Shouldn't the light from the cosmic microwave background radiation passed us by?

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