Perenelle Flamel, legendary alchemist, died in 1397, but with experiments to turn ordinary metals into gold (Philosopher’s Stone) she could very well have discovered the secret to eternal life. Good summary here: https://en.wikipedia.org/wiki/Perenelle_Flamel
Perenelle Flamel, legendary alchemist, died in 1397, but with experiments to turn ordinary metals into gold (Philosopher’s Stone) she could very well have discovered the secret to eternal life. Good summary here: https://en.wikipedia.org/wiki/Perenelle_Flamel