About this episode
The ring would have gradually fallen to Earth as meteorites, correlating to a spike of impacts seen in the geological record. Also, a new AI tool can judge whether sand came from a beach, a river, a glacial deposit, or a wind-blown dune.
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Episode Details
- Author
- Charles Bergquist, Ira Flatow, Kathleen Davis
- Show Type
- full
- Audio Format
- audio/mpeg