Despite advanced technology, the practice of water witching using a forked stick to indicate an underground source of water persists in both rural and urban areas. "Water Witching U.S.A." is a lively look at "dowsing," full of personal accounts, historical background, and data from controlled experiments and a nationwide survey. This study includes a collection of photographs, drawings, and historical woodcuts showing the tools, techniques, and early instances of dowsing, as well as cross-sectional views contrasting the dowser's explanation of groundwater with the geologist's.
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Ever since the Society for Psychical Research was founded over a hundred years ago, parapsychologists have been attempting to prove the existence of paranormal phenomena - things like clairvoyance, telepathy, precognition, and remote viewing. This research into what is now often called "psi" has become increasingly technical. "Controlled" laboratory experiments have replaced "systematic surveys of spontaneous occurrences"; complicated statistical analyses have replaced anecdotal data. In short, psychical research has aspired to the standards of "hard science."

With what results? Ray Hyman...