Tektites: Glass from Cosmic Impacts episode artwork

EPISODE · Mar 10, 2026 · 5 MIN

Tektites: Glass from Cosmic Impacts

from Intellectually Curious · host Mike Breault

Explore how hypervelocity impacts flash-melt Earth rocks into aerodynamic glass, then cool into tektites within strewn fields. We’ll unpack the isotopic fingerprints that prove a terrestrial origin (not lunar) and the physics behind teardrop- and dumbbell-shaped glass. Plus, surprising stories like emus using impact glass as gizzard stones, and what the Australasian field’s undiscovered crater means for our planet’s hidden mysteries.Note:  This podcast was AI-generated, and sometimes AI can make mistakes.  Please double-check any critical information.Sponsored by Embersilk LLC

Episode metadata supplied by the publisher feed · Published Mar 10, 2026

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