Why can an unexplained sound, a shadow in an empty room or a mysterious telephone call be more frightening than anything we can actually see? Supernatural mystery author E.M. Wallis explores the psychology of fear and the extraordinary power of the imagination.
The sound in the darkness
You're alone in the house. It's late, the lights are off and everything is quiet. Then you hear something upstairs.
A footstep, perhaps. A faint creak of the floorboards. Nothing particularly dramatic, but enough...