By Lisa Hix The spirits came calling in 1848. Through a series of startlingly loud knocks, a murdered peddler named Charles B. Rosna started talking to two teenage girls in their Hydesville, New York, home. Margaret and Kate Fox, who could be the inspiration for Wednesday Addams with their dark locks and solemn expressions, would … Continue reading Ghosts in the Machines: The Devices and Daring Mediums That Spoke for the Dead