Episode 20 – Heart of Glass

In our twentieth episode, Lauren shatters your expectations and polishes up on everyone's favorite non-crystalline amorphous solid. Later, enjoy a quiz called "Glass Jaw!" . . . [Music: 1) The Freeharmonic Orchestra, “Smooth as Glass,” 2017. Courtesy of The Freeharmonic Orchestra, CC BY 4.0 license; 2) Frau Holle, “Ascending Souls,” 2017. Courtesy of Frau Holle, CC BY-NC 3.0 license.]