Poltergeist-type incidents that occurred in 1829 in Ontario, Canada, and are described in eye-witness accounts published in the book The Baldoon Mystery.

Until its destruction by fire in 1939, Borley Rectory, a Victorian building in Essex in southern England, was the focus of persistent claims of poltergeist and haunting phenomena. 

Mid-nineteenth century French poltergeist case, with testimonies given in court about the phenomena experienced

French girl who in 1846, aged fourteen, was the centre of psychokinetic disturbances that caused an international sensation, earning her the soubriquet 'electric girl of Bouvigny'.

Adolescent Romanian girl (1913-1991), the centre of a 1920s poltergeist-type episode that was fully documented by researchers in Austria, Germany and Britain.

Celebrated 1970s poltergeist case in a north London suburb, in which anomalous disturbances were witnessed and documented over a two-year period. 

'Ghost hunting’ is a popular term for the investigation of claims of site-based paranormal phenomena, such as ghosts and poltergeists. 

Seventeenth century clergyman (1636-1680) and member of the Royal Society, one of the first intellectuals to take a scientific interest in paranormal claims.

Infrasound (audio frequencies below normal human hearing) has been investigated as a possible cause of paranormal-seeming effects.

1960s episode in which Florida-themed souvenir items were seen repeatedly falling from warehouse shelves without apparent cause. No evidence of trickery in the form of threads or other apparatus was ever discovered.