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Listen "5: Building the Underworld"
Episode Synopsis
How did Earth grow from ant-size to, well… Earth-size? What perils did it face along the way? And how is the Earth's interior like a fine vinaigrette? Find out as we move forward in time from 4.6 to 4.5 billion years ago.Extra credit: try to freeze a mixture of oil and vinegar before they separate, find an iron meteorite at your local museum, or look for Ceres with a pair of binoculars.
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49: The Fossil Quest
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48: The Impossible Rock
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47: The Limestone Family
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46: Rising From the Ashes
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45: As Above, So Below
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