She was dowsing for film classics with her nervous system as a guide.

NEWYORKER: What She Said

Until now, emergency workers have been dowsing the over-heating reactors with seawater.

FORBES: Fukushima Update: It Could Be Worse - Really

In 2002, a test by Sandia labs in the US found that a similar dowsing rod device, called the Mole detector, did not work and performed "no better than a random selection process".

BBC: Export ban for useless 'bomb detector'