Ep. 37: Historians pursue centuries-old chemical secrets—Green reading glass, Bologna stones, and Greek fire

Researchers want to invent the technologies of the future, but there are plenty of chemical questions lurking in the past. In this episode of Stereo Chemistry, C&EN assistant editor Gina Vitale joins host Kerri Jansen to explore the centuries-old secrets and nagging mysteries that keep science historians up at night—and how these researchers go about solving them. A script and additional resources are available at bit.ly/3qGGHg5. Sign up for C&EN's Grad Student Survival Guide at cenm.ag/gradsurvivalguide. Image credit: Marjolijn Bol/Lawrence Principe/John Haldon