Some people have tried to use this to communicate with the dead: http://www.bbc.co.uk/news/magazine-21922834 http://www.bbc.co.uk/news/magazine-21922834 https:

Some people have tried to use this to communicate with the dead: http://www.bbc.co.uk/news/magazine-21922834 http://www.bbc.co.uk/news/magazine-21922834 https://en.wikipedia.org/wiki/Electronic_voice_phenomenon https://en.wikipedia.org/wiki/Electronic_voice_phenomenon