Electronic Voice Phenomenon, or EVP, is the name used to define instances where messages are interpreted in electronic recordings, often after the recording has been slowed down. The convention for playing EVP recordings is to say the interpreted message, then play the recording, then say the message again.
In 2007 the Brighton Police decided to deploy more officers during a full moon after they noticed more violent crime occurring around these times.
Confirmation bias is the tendency to select and give meaning to the information which confirms a previously held theory or belief.