The Celts worshipped spirits of forest and stream, and feared the powers of evil. They believed nature abounded with tiny supernatural beings, who may work good or evil, lead them astray by flickering lights, or charm them into seven years' servitude unless they are bribed to show favor.

It's now 200 years since "The Year Without a Summer", when a volcanic sun-obscuring ash cloud caused temperatures to plummet. Explore how it offers an alternative lens through which to read Mary Shelley's Frankenstein, a book begun in its midst.

A curious case of supposed dream telepathy at the end of the US Civil War, in which old ideas about the prophetic nature of dreaming collided with loss, longing, and new possibilities of communication at a distance.

Said to be spawn of the devil and possessed with prophetic insight, Mother Shipton was Yorkshire's answer to Nostradamus. She wielded power for centuries — from the Tudor courts, through civil war, to the spectre of Victorian apocalypse.