Worlds Without End

By Philip Ball

At the end of the 19th century, inspired by radical advances in technology, physicists asserted the reality of invisible worlds — an idea through which they sought to address not only psychic phenomena such as telepathy, but also spiritual questions around the soul and immortality. Philip Ball explores this fascinating history, and how in this turn to the unseen in the face of mystery there exists a parallel to quantum physics today. more

The Ether Dreams of Fin-de-Siècle Paris

By Mike Jay

Those who sipped or sniffed ether and chloroform in the 19th century experienced a range of effects from these repurposed anaesthetics, including preternatural mental clarity, psychological hauntings, and slippages of space and time. Mike Jay explores how the powerful solvents shaped the writings of Guy de Maupassant and Jean Lorrain — psychonauts who opened the door to an invisible dimension of mind and suffered Promethean consequences. more