Thames Water and Severn Trent Water are still use dowsing rods to detect leaks despite scientific studies showing that the method is ineffective. A 2017 investigation found that 10 out of 12 water ...

Updated 7 a.m. Wednesday Most of the major water companies in the United Kingdom use dowsing rods — a folk magic practice discredited by science — to find underwater pipes, according to an Oxford Ph.D ...