Vic Tandy makes the absurd claim that "ghosts are mainly infrasound". Surely, ghosts are hallucinations brought about mainly by infrasound (Why II, THES, July 14).
Richard Wilson
Bicester, Oxfordshire
Ghostly infrasounds
七月 28, 2000
Vic Tandy makes the absurd claim that "ghosts are mainly infrasound". Surely, ghosts are hallucinations brought about mainly by infrasound (Why II, THES, July 14).
Richard Wilson
Bicester, Oxfordshire