Greenland Unicorns and the Magical Alicorn

By Natalie Lawrence

When the existence of unicorns, and the curative powers of the horns ascribed to them, began to be questioned, one Danish physician pushed back through curious means — by reframing the unicorn as an aquatic creature of the northern seas. Natalie Lawrence on a fascinating convergence of established folklore, nascent science, and pharmaceutical economy. more

Marked by Stars: Agrippa’s Occult Philosophy

By Anthony Grafton

Reading Heinrich Cornelius Agrippa’s encyclopedic study of magic is like stumbling into a vast cabinet of curiosities, where toad bones boil water, witches transmit misery through optical darts, and numbers, arranged correctly, can harness the planets’ powers. Anthony Grafton explores the Renaissance polymath’s occult insights into the structure of the universe, discovering a path that leads both upward and downward: up toward complete knowledge of God, and down into every order of being on earth. more

Artificial Intelligence: Ars Notoria and the Promise of Instant Knowledge

By Anne Lawrence-Mathers

Centuries before Neo instantly mastered Kung Fu in The Matrix, medieval scholars found a shortcut to years of difficult study: a magical manuscript that promised to fast-track advanced learning. Anne Lawrence-Mathers investigates the Ars notoria, its supposed powers, and the demonic influence it had upon some users. more