Shhhh, shhh. You can stop yelling. That’s since no one can hear you … in area. However why not? How does noise work here in the world, and exactly what would it seem like on other worlds?

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” Noise” on the Astronomy Cast site, with shownotes and records.

And the podcast is likewise offered as a video, as Fraser and Pamela now record Astronomy Cast as part of a Google+ Hangout (typically taped every Monday at 3 pm Eastern Time):