* hey?), some believe that a full moon -- not to mention a blue one -- can cause strong emotions to flare. Some evidence shows that arrests for petty crime and

* hey?), some believe that a full moon -- not to mention a blue one -- can cause strong emotions to flare. Some evidence shows that arrests for petty crime and public drunkenness increase 5% during a full moon* Anyone know why? Any ideas on the causal effect? Pure chance?