Engraving of the alchemical universe 1618

Atlas Obscura: How Scholars Cracked a Medieval Alchemist’s Secret Code

Online magazine features Institute fellows Megan Piorko and Sarah Lang, who helped decode a puzzling Latin cipher.

November 15, 2021

Science History Institute fellows Megan Piorko and Sarah Lang are featured in an Atlas Obscura article about a Latin cipher written by 16th- and 17th-century alchemist and physician Arthur Dee. Piorko, who is a second-year Allington Postdoctoral Fellow, and Lang, who is a short-term Herdegen Fellow, contributed to the decryption of what turned out to be the recipe for the legendary Philosophers’ Stone. The pair is currently working on an article about the cipher and its secrets with mathematician and cryptologist Richard Bean. They plan to reach out to chemistry colleagues who also work in the history of alchemy to help them recreate Dee’s recipe for eternal life.

Read more on atlasobscura.com >>

Engraving by Matthaeus Merian the Elder depicts the alchemical universe with the Philosopher’s Stone at its center, 1618. FOTOTECA STORICA NAZIONALE/CONTRIBUTOR/GETTY IMAGES

More News

Fellows at work in the Othmer Library at the Institute.
news

Science History Institute Welcomes 2024–2025 Beckman Center Fellows

Our scholars study a wide range of topics in the history and social studies of chemistry, chemical engineering, and the life sciences.

people gathered outside at a festival
news

Color History, Dyeing Demos, Cyanotype Printing Draw Record-Setting Crowd at Institute’s 2nd Annual Curious Histories Fest

Science lovers of all ages explore every shade of the rainbow at ‘Color Your World’ celebration.

news

Science History Institute Launches ‘Voices of Science’ Oral History Video Project

Hear the stories of five scientists who faced personal, professional, and social challenges in their careers.

    Republish

    Copy the above HTML to republish this content. We have formatted the material to follow our guidelines, which include our credit requirements. Please review our full list of guidelines for more information. By republishing this content, you agree to our republication requirements.