Infrasound hallucination
From MysteryWiki
References
- French, Christopher C., Usman Haque, Rosie Bunton-Stasyshyn, and Rob Davis. "The "Haunt" Project: An Attempt to Build a "haunted" Room by Manipulating Complex Electromagnetic Fields and Infrasound." Cortex 45.5 (2009): 619-29. Print.
- Tandy, Vic, and Tony R. Lawrence. "The Ghost in the Machine." Journal of the Society for Psychical Research 62.851 (1998): 360-64. Print.