Space Dust – Extended Version

800px-Helkivad_ööpilved_Kuresoo_kohalFor the patient and interested listener, here’s more of How On Earth host Beth Bartel’s conversation about space dust with University of Colorado’s Mihaly Horanyi. We talk about why we should colonize the moon, how Dr. Horanyi got into studying dust in the first place—which is a very interesting Cold-War-era story—how space dust may give us hints about climate change ( via the phenomenon of “night-shining” or noctilucent clouds), and what zodiacal light is.

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