Deciphering the Philosophers’ Stone: How Scientists Cracked a 400-Year-Old Alchemical Cipher

What secret alchemical knowledge could be so important it required sophisticated encryption? The setting was Amsterdam, 2019. A conference organized by the Society for the History of Alchemy and Chemistry had just concluded at the Embassy of the Free Mind, in a lecture hall opened by historical fiction author Dan Brown. At the conference, Science … Continue reading Deciphering the Philosophers’ Stone: How Scientists Cracked a 400-Year-Old Alchemical Cipher