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14min chapter
Ancient Tweezers, Modern Leprosy, Space Rock Recycling
The Weirdest Thing I Learned This Week
The Mystery of Ancient Iron Artifacts
This chapter explores the mystery behind ancient iron artifacts that were forged before the smelting of iron was known. It discusses the analysis of these artifacts using a portable x-ray fluorescent spectrometer to determine their origin. The chapter also delves into the rarity and historical significance of space iron.
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AI-powered
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Discover
highlights
Listen to the best highlights from the podcasts you love and dive into the full episode